{"id":1050,"date":"2026-07-06T07:42:25","date_gmt":"2026-07-06T07:42:25","guid":{"rendered":"https:\/\/haofangchemicals.com\/?p=1050"},"modified":"2026-07-28T05:39:44","modified_gmt":"2026-07-28T05:39:44","slug":"adhesives-pva-adhesives-strength-test","status":"publish","type":"post","link":"https:\/\/haofangchemicals.com\/ar\/adhesives-pva-adhesives-strength-test\/","title":{"rendered":"\u0627\u062e\u062a\u0628\u0627\u0631 \u0642\u0648\u0629 \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0644\u0627\u0635\u0642\u0629 PVA"},"content":{"rendered":"<p class=\"wp-block-paragraph\"><strong>\u0634\u0643\u0631\u064b\u0627 \u0644\u0643 \u0639\u0644\u0649 \u0642\u0631\u0627\u0621\u0629 \u0645\u062f\u0648\u0646\u0629 Haofang \u0644\u0644\u0635\u0646\u0627\u0639\u0627\u062a \u0627\u0644\u0643\u064a\u0645\u0627\u0648\u064a\u0629!<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Shijiazhuang Haofang New Material Technology Co.\u060c Ltd. \u0647\u064a \u0634\u0631\u0643\u0629 \u0645\u0635\u0646\u0639\u0629 \u0648\u0645\u0635\u062f\u0631\u0629 \u0645\u0648\u062b\u0648\u0642\u0629 \u0644\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u062e\u0627\u0645 \u0627\u0644\u0643\u064a\u0645\u064a\u0627\u0626\u064a\u0629 \u0648\u062a\u062a\u0645\u062a\u0639 \u0628\u062e\u0628\u0631\u0629 \u062a\u0632\u064a\u062f \u0639\u0646 20 \u0639\u0627\u0645\u064b\u0627 \u0641\u064a \u0627\u0644\u0635\u0646\u0627\u0639\u0629. \u0646\u062d\u0646 \u0646\u0642\u0648\u0645 \u0628\u062a\u0648\u0631\u064a\u062f HPMC\u060c \u0648CMC\u060c \u0648PAC\u060c \u0648\u0641\u0648\u0631\u0645\u0627\u062a \u0627\u0644\u0635\u0648\u062f\u064a\u0648\u0645\u060c \u0648SLES 70%\u060c \u0648\u0641\u0648\u0631\u0645\u0627\u062a \u0627\u0644\u0643\u0627\u0644\u0633\u064a\u0648\u0645\u060c \u0648\u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0643\u064a\u0645\u064a\u0627\u0626\u064a\u0629 \u0627\u0644\u0635\u0646\u0627\u0639\u064a\u0629 \u0627\u0644\u0623\u062e\u0631\u0649 \u0644\u0644\u0639\u0645\u0644\u0627\u0621 \u0641\u064a \u062c\u0645\u064a\u0639 \u0623\u0646\u062d\u0627\u0621 \u0627\u0644\u0639\u0627\u0644\u0645.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0644\u0645\u0632\u064a\u062f \u0645\u0646 \u0631\u0624\u0649 \u0627\u0644\u0635\u0646\u0627\u0639\u0629 \u0648\u062a\u062d\u062f\u064a\u062b\u0627\u062a \u0627\u0644\u0645\u0646\u062a\u062c\u0627\u062a \u0648\u0623\u062f\u0644\u0629 \u0627\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a\u060c \u062a\u0627\u0628\u0639\u0646\u0627 \u0639\u0644\u0649:<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u0641\u064a\u0633\u0628\u0648\u0643:<\/strong> <a href=\"https:\/\/www.facebook.com\/profile.php?id=61583148969186\" target=\"_blank\" rel=\"noopener\">https:\/\/www.facebook.com\/profile.php?id=61583148969186<\/a><br><strong>\u0645\u0648\u0642\u0639 YouTube:<\/strong> <a href=\"https:\/\/www.youtube.com\/@HAOFANGChemicalIndustry\" target=\"_blank\" rel=\"noopener\">https:\/\/www.youtube.com\/@HAOFANGChemicalIndustry<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0646\u0634\u0643\u0631\u0643 \u0639\u0644\u0649 \u062f\u0639\u0645\u0643\u060c \u0648\u0646\u062d\u0646 \u0646\u062a\u0637\u0644\u0639 \u0625\u0644\u0649 \u0645\u0633\u0627\u0639\u062f\u0629 \u0639\u0645\u0644\u0643 \u0639\u0644\u0649 \u0627\u0644\u0646\u0645\u0648 \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u062d\u0644\u0648\u0644 \u0643\u064a\u0645\u064a\u0627\u0626\u064a\u0629 \u0645\u0648\u062b\u0648\u0642\u0629.<\/p>\n\n\n\n<div class=\"wp-block-rank-math-toc-block\" id=\"rank-math-toc\"><h2>\u062c\u062f\u0648\u0644 \u0627\u0644\u0645\u062d\u062a\u0648\u064a\u0627\u062a<\/h2><nav><ul><li><a href=\"#key-takeaways-of-this-pva-adhesives-strength-test-guide\">\u0627\u0644\u0648\u062c\u0628\u0627\u062a \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629 \u0644\u062f\u0644\u064a\u0644 \u0627\u062e\u062a\u0628\u0627\u0631 \u0642\u0648\u0629 \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0644\u0627\u0635\u0642\u0629 PVA<\/a><\/li><li><a href=\"#pva-adhesives-strength-test-overview-engineering-perspective\">\u0646\u0638\u0631\u0629 \u0639\u0627\u0645\u0629 \u0639\u0644\u0649 \u0627\u062e\u062a\u0628\u0627\u0631 \u0642\u0648\u0629 \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0644\u0627\u0635\u0642\u0629 PVA<\/a><\/li><li><a href=\"#molecular-structure-influence-on-adhesives-pva-strength\">\u062a\u0623\u062b\u064a\u0631 \u0627\u0644\u0628\u0646\u064a\u0629 \u0627\u0644\u062c\u0632\u064a\u0626\u064a\u0629 \u0639\u0644\u0649 \u0642\u0648\u0629 \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0644\u0627\u0635\u0642\u0629 PVA<\/a><ul><li><a href=\"#polymer-chain-behavior\">\u0633\u0644\u0648\u0643 \u0633\u0644\u0633\u0644\u0629 \u0627\u0644\u0628\u0648\u0644\u064a\u0645\u0631<\/a><ul><li><a href=\"#key-mechanism\">\u0627\u0644\u0622\u0644\u064a\u0629 \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629:<\/a><\/li><\/ul><\/li><li><a href=\"#crosslinking-enhancement\">\u062a\u0639\u0632\u064a\u0632 \u0627\u0644\u062a\u0634\u0627\u0628\u0643<\/a><ul><li><a href=\"#engineering-insight\">\u0627\u0644\u0628\u0635\u064a\u0631\u0629 \u0627\u0644\u0647\u0646\u062f\u0633\u064a\u0629:<\/a><\/li><\/ul><\/li><\/ul><\/li><li><a href=\"#global-industrial-standards-for-adhesives-pva-strength-test\">\u0627\u0644\u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u0635\u0646\u0627\u0639\u064a\u0629 \u0627\u0644\u0639\u0627\u0644\u0645\u064a\u0629 \u0644\u0627\u062e\u062a\u0628\u0627\u0631 \u0642\u0648\u0629 \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0644\u0627\u0635\u0642\u0629 PVA<\/a><ul><li><a href=\"#astm-d-905-wood-adhesive-shear-test\">ASTM D905 (\u0627\u062e\u062a\u0628\u0627\u0631 \u0642\u0635 \u0644\u0627\u0635\u0642 \u0627\u0644\u062e\u0634\u0628)<\/a><\/li><li><a href=\"#en-204-european-adhesive-classification\">EN 204 (\u062a\u0635\u0646\u064a\u0641 \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0644\u0627\u0635\u0642\u0629 \u0627\u0644\u0623\u0648\u0631\u0648\u0628\u064a\u0629)<\/a><\/li><li><a href=\"#iso-6238-tensile-testing-of-adhesives\">ISO 6238 (\u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u0634\u062f \u0644\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0644\u0627\u0635\u0642\u0629)<\/a><\/li><\/ul><\/li><li><a href=\"#advanced-adhesives-pva-strength-testing-methods\">\u0637\u0631\u0642 \u0627\u062e\u062a\u0628\u0627\u0631 \u0642\u0648\u0629 \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0644\u0627\u0635\u0642\u0629 \u0627\u0644\u0645\u062a\u0642\u062f\u0645\u0629 PVA<\/a><ul><li><a href=\"#dynamic-load-fatigue-testing\">\u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u062a\u0639\u0628 \u0627\u0644\u062d\u0645\u0644 \u0627\u0644\u062f\u064a\u0646\u0627\u0645\u064a\u0643\u064a<\/a><ul><li><a href=\"#purpose\">\u063a\u0631\u0636:<\/a><\/li><\/ul><\/li><li><a href=\"#thermal-aging-test\">\u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u0634\u064a\u062e\u0648\u062e\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u064a\u0629<\/a><ul><li><a href=\"#engineering-insight-1\">\u0627\u0644\u0628\u0635\u064a\u0631\u0629 \u0627\u0644\u0647\u0646\u062f\u0633\u064a\u0629:<\/a><\/li><\/ul><\/li><li><a href=\"#humidity-resistance-test\">\u0627\u062e\u062a\u0628\u0627\u0631 \u0645\u0642\u0627\u0648\u0645\u0629 \u0627\u0644\u0631\u0637\u0648\u0628\u0629<\/a><ul><li><a href=\"#result\">\u0646\u062a\u064a\u062c\u0629:<\/a><\/li><\/ul><\/li><\/ul><\/li><li><a href=\"#adhesives-pva-performance-expansion-table-industrial-benchmark-data\">\u062c\u062f\u0648\u0644 \u062a\u0648\u0633\u064a\u0639 \u0623\u062f\u0627\u0621 \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0644\u0627\u0635\u0642\u0629 PVA (\u0628\u064a\u0627\u0646\u0627\u062a \u0645\u0631\u062c\u0639\u064a\u0629 \u0635\u0646\u0627\u0639\u064a\u0629)<\/a><\/li><li><a href=\"#failure-mechanism-analysis-in-adhesives-pva-strength-test\">\u062a\u062d\u0644\u064a\u0644 \u0622\u0644\u064a\u0629 \u0627\u0644\u0641\u0634\u0644 \u0641\u064a \u0627\u062e\u062a\u0628\u0627\u0631 \u0642\u0648\u0629 \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0644\u0627\u0635\u0642\u0629 PVA<\/a><ul><li><a href=\"#1-cohesive-failure-ideal-condition\">1. \u0641\u0634\u0644 \u0645\u062a\u0645\u0627\u0633\u0643 (\u0627\u0644\u062d\u0627\u0644\u0629 \u0627\u0644\u0645\u062b\u0627\u0644\u064a\u0629)<\/a><\/li><li><a href=\"#2-adhesive-failure-weak-interface\">2. \u0641\u0634\u0644 \u0627\u0644\u0645\u0627\u062f\u0629 \u0627\u0644\u0644\u0627\u0635\u0642\u0629 (\u0648\u0627\u062c\u0647\u0629 \u0636\u0639\u064a\u0641\u0629)<\/a><ul><li><a href=\"#causes\">\u0627\u0644\u0623\u0633\u0628\u0627\u0628:<\/a><\/li><\/ul><\/li><li><a href=\"#3-substrate-failure-best-performance\">3. \u0641\u0634\u0644 \u0627\u0644\u0631\u0643\u064a\u0632\u0629 (\u0623\u0641\u0636\u0644 \u0623\u062f\u0627\u0621)<\/a><ul><li><a href=\"#engineering-meaning\">\u0627\u0644\u0645\u0639\u0646\u0649 \u0627\u0644\u0647\u0646\u062f\u0633\u064a:<\/a><\/li><\/ul><\/li><\/ul><\/li><li><a href=\"#industrial-case-studies-white-paper-level-evidence\">\u062f\u0631\u0627\u0633\u0627\u062a \u0627\u0644\u062d\u0627\u0644\u0629 \u0627\u0644\u0635\u0646\u0627\u0639\u064a\u0629<\/a><ul><li><a href=\"#case-study-1-furniture-manufacturing-plant-germany\">\u062f\u0631\u0627\u0633\u0629 \u0627\u0644\u062d\u0627\u0644\u0629 1: \u0645\u0635\u0646\u0639 \u062a\u0635\u0646\u064a\u0639 \u0627\u0644\u0623\u062b\u0627\u062b (\u0623\u0644\u0645\u0627\u0646\u064a\u0627)<\/a><ul><li><a href=\"#results\">\u0627\u0644\u0646\u062a\u0627\u0626\u062c:<\/a><\/li><\/ul><\/li><li><a href=\"#case-study-2-packaging-industry-optimization-usa\">\u062f\u0631\u0627\u0633\u0629 \u0627\u0644\u062d\u0627\u0644\u0629 2: \u062a\u062d\u0633\u064a\u0646 \u0635\u0646\u0627\u0639\u0629 \u0627\u0644\u062a\u0639\u0628\u0626\u0629 \u0648\u0627\u0644\u062a\u063a\u0644\u064a\u0641 (\u0627\u0644\u0648\u0644\u0627\u064a\u0627\u062a \u0627\u0644\u0645\u062a\u062d\u062f\u0629 \u0627\u0644\u0623\u0645\u0631\u064a\u0643\u064a\u0629)<\/a><ul><li><a href=\"#results-2\">\u0627\u0644\u0646\u062a\u0627\u0626\u062c:<\/a><\/li><\/ul><\/li><li><a href=\"#case-study-3-asian-flooring-panel-production\">\u062f\u0631\u0627\u0633\u0629 \u0627\u0644\u062d\u0627\u0644\u0629 3: \u0625\u0646\u062a\u0627\u062c \u0623\u0644\u0648\u0627\u062d \u0627\u0644\u0623\u0631\u0636\u064a\u0627\u062a \u0627\u0644\u0622\u0633\u064a\u0648\u064a\u0629<\/a><ul><li><a href=\"#outcome\">\u0646\u062a\u064a\u062c\u0629:<\/a><\/li><\/ul><\/li><\/ul><\/li><li><a href=\"#manufacturing-process-of-adhesives-pva-industrial-chain\">\u0639\u0645\u0644\u064a\u0629 \u062a\u0635\u0646\u064a\u0639 \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0644\u0627\u0635\u0642\u0629 PVA (\u0627\u0644\u0633\u0644\u0633\u0644\u0629 \u0627\u0644\u0635\u0646\u0627\u0639\u064a\u0629)<\/a><ul><li><a href=\"#step-1-vinyl-acetate-polymerization\">\u0627\u0644\u062e\u0637\u0648\u0629 1: \u0628\u0644\u0645\u0631\u0629 \u062e\u0644\u0627\u062a \u0627\u0644\u0641\u064a\u0646\u064a\u0644<\/a><\/li><li><a href=\"#step-2-stabilization-emulsification\">\u0627\u0644\u062e\u0637\u0648\u0629 2: \u0627\u0644\u062a\u062b\u0628\u064a\u062a \u0648\u0627\u0644\u0627\u0633\u062a\u062d\u0644\u0627\u0628<\/a><\/li><li><a href=\"#step-3-additive-integration\">\u0627\u0644\u062e\u0637\u0648\u0629 3: \u0627\u0644\u062a\u0643\u0627\u0645\u0644 \u0627\u0644\u0625\u0636\u0627\u0641\u064a<\/a><\/li><li><a href=\"#step-4-quality-control-testing\">\u0627\u0644\u062e\u0637\u0648\u0629 4: \u0627\u062e\u062a\u0628\u0627\u0631 \u0645\u0631\u0627\u0642\u0628\u0629 \u0627\u0644\u062c\u0648\u062f\u0629<\/a><\/li><\/ul><\/li><li><a href=\"#quality-control-systems-in-pva-adhesives-testing\">\u0623\u0646\u0638\u0645\u0629 \u0645\u0631\u0627\u0642\u0628\u0629 \u0627\u0644\u062c\u0648\u062f\u0629 \u0641\u064a \u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0644\u0627\u0635\u0642\u0629 PVA<\/a><ul><li><a href=\"#laboratory-testing-protocols\">\u0628\u0631\u0648\u062a\u0648\u0643\u0648\u0644\u0627\u062a \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631\u0627\u062a \u0627\u0644\u0645\u0639\u0645\u0644\u064a\u0629<\/a><\/li><li><a href=\"#industrial-inline-monitoring\">\u0627\u0644\u0645\u0631\u0627\u0642\u0628\u0629 \u0627\u0644\u0635\u0646\u0627\u0639\u064a\u0629 \u0627\u0644\u0645\u0636\u0645\u0646\u0629<\/a><\/li><\/ul><\/li><li><a href=\"#environmental-sustainability-analysis\">\u0627\u0644\u062a\u062d\u0644\u064a\u0644 \u0627\u0644\u0628\u064a\u0626\u064a \u0648\u0627\u0644\u0627\u0633\u062a\u062f\u0627\u0645\u0629<\/a><ul><li><a href=\"#voc-emission-profile\">\u0645\u0644\u0641 \u0627\u0646\u0628\u0639\u0627\u062b\u0627\u062a \u0627\u0644\u0645\u0631\u0643\u0628\u0627\u062a \u0627\u0644\u0639\u0636\u0648\u064a\u0629 \u0627\u0644\u0645\u062a\u0637\u0627\u064a\u0631\u0629<\/a><\/li><li><a href=\"#recycling-compatibility\">\u062a\u0648\u0627\u0641\u0642 \u0625\u0639\u0627\u062f\u0629 \u0627\u0644\u062a\u062f\u0648\u064a\u0631<\/a><\/li><\/ul><\/li><li><a href=\"#digital-transformation-in-adhesives-pva-testing\">\u0627\u0644\u062a\u062d\u0648\u0644 \u0627\u0644\u0631\u0642\u0645\u064a \u0641\u064a \u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0644\u0627\u0635\u0642\u0629 PVA<\/a><ul><li><a href=\"#ai-based-strength-prediction\">\u0627\u0644\u062a\u0646\u0628\u0624 \u0628\u0627\u0644\u0642\u0648\u0629 \u0627\u0644\u0642\u0627\u0626\u0645 \u0639\u0644\u0649 \u0627\u0644\u0630\u0643\u0627\u0621 \u0627\u0644\u0627\u0635\u0637\u0646\u0627\u0639\u064a<\/a><\/li><li><a href=\"#smart-manufacturing-systems\">\u0623\u0646\u0638\u0645\u0629 \u0627\u0644\u062a\u0635\u0646\u064a\u0639 \u0627\u0644\u0630\u0643\u064a\u0629<\/a><\/li><\/ul><\/li><li><a href=\"#procurement-selection-strategy-industrial-buyer-guide\">\u0627\u0633\u062a\u0631\u0627\u062a\u064a\u062c\u064a\u0629 \u0627\u0644\u0634\u0631\u0627\u0621 \u0648\u0627\u0644\u0627\u062e\u062a\u064a\u0627\u0631<\/a><ul><li><a href=\"#step-1-define-application-environment\">\u0627\u0644\u062e\u0637\u0648\u0629 1: \u062a\u062d\u062f\u064a\u062f \u0628\u064a\u0626\u0629 \u0627\u0644\u062a\u0637\u0628\u064a\u0642<\/a><\/li><li><a href=\"#step-2-select-adhesive-grade\">\u0627\u0644\u062e\u0637\u0648\u0629 2: \u062d\u062f\u062f \u062f\u0631\u062c\u0629 \u0627\u0644\u0644\u0627\u0635\u0642<\/a><\/li><li><a href=\"#step-3-verify-certification\">\u0627\u0644\u062e\u0637\u0648\u0629 3: \u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0646 \u0627\u0644\u0634\u0647\u0627\u062f\u0629<\/a><\/li><li><a href=\"#step-4-evaluate-total-lifecycle-cost\">\u0627\u0644\u062e\u0637\u0648\u0629 4: \u062a\u0642\u064a\u064a\u0645 \u0625\u062c\u0645\u0627\u0644\u064a \u062a\u0643\u0644\u0641\u0629 \u062f\u0648\u0631\u0629 \u0627\u0644\u062d\u064a\u0627\u0629<\/a><\/li><\/ul><\/li><li><a href=\"#final-engineering-conclusion-white-paper-summary\">\u0627\u0644\u0627\u0633\u062a\u0646\u062a\u0627\u062c \u0627\u0644\u0647\u0646\u062f\u0633\u064a \u0627\u0644\u0646\u0647\u0627\u0626\u064a<\/a><\/li><li><a href=\"#frequently-asked-questions-extended-technical-faq\">\u0627\u0644\u0623\u0633\u0626\u0644\u0629 \u0627\u0644\u0634\u0627\u0626\u0639\u0629<\/a><ul><li><a href=\"#what-is-the-strongest-pva-adhesive-formulation\">\u0645\u0627 \u0647\u064a \u0623\u0642\u0648\u0649 \u062a\u0631\u0643\u064a\u0628\u0629 \u0644\u0627\u0635\u0642\u0629 PVA\u061f<\/a><\/li><li><a href=\"#why-does-pva-lose-strength-in-humidity\">\u0644\u0645\u0627\u0630\u0627 \u062a\u0641\u0642\u062f PVA \u0642\u0648\u062a\u0647\u0627 \u0641\u064a \u0627\u0644\u0631\u0637\u0648\u0628\u0629\u061f<\/a><\/li><li><a href=\"#can-pva-replace-epoxy-in-industrial-use\">\u0647\u0644 \u064a\u0645\u0643\u0646 \u0644\u0640 PVA \u0623\u0646 \u064a\u062d\u0644 \u0645\u062d\u0644 \u0627\u0644\u0625\u064a\u0628\u0648\u0643\u0633\u064a \u0641\u064a \u0627\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u0635\u0646\u0627\u0639\u064a\u061f<\/a><\/li><li><a href=\"#what-is-the-typical-lifespan-of-pva-bonds\">\u0645\u0627 \u0647\u0648 \u0627\u0644\u0639\u0645\u0631 \u0627\u0644\u0646\u0645\u0648\u0630\u062c\u064a \u0644\u0633\u0646\u062f\u0627\u062a PVA\u061f<\/a><\/li><li><a href=\"#how-is-pva-strength-measured-in-factories\">\u0643\u064a\u0641 \u064a\u062a\u0645 \u0642\u064a\u0627\u0633 \u0642\u0648\u0629 PVA \u0641\u064a \u0627\u0644\u0645\u0635\u0627\u0646\u0639\u061f<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n\n\n\n<h2 id=\"key-takeaways-of-this-pva-adhesives-strength-test-guide\" class=\"wp-block-heading\">\u0627\u0644\u0648\u062c\u0628\u0627\u062a \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629 \u0644\u0647\u0630\u0627 <a href=\"https:\/\/haofangchemicals.com\/ar\/products\/\">\u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0644\u0627\u0635\u0642\u0629 PVA<\/a> \u062f\u0644\u064a\u0644 \u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u0642\u0648\u0629<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0641\u0647\u0645 \u0639\u0645\u064a\u0642 \u0644\u0644\u0623\u062f\u0627\u0621 \u0627\u0644\u0645\u064a\u0643\u0627\u0646\u064a\u0643\u064a \u0644\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0644\u0627\u0635\u0642\u0629 pva \u0641\u064a \u0638\u0644 \u0638\u0631\u0648\u0641 \u0627\u0644\u0636\u063a\u0637 \u0627\u0644\u062d\u0642\u064a\u0642\u064a\u0629<\/li>\n\n\n\n<li>\u0645\u0646\u0647\u062c\u064a\u0627\u062a \u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u0634\u062f \u0648\u0627\u0644\u0642\u0635 \u0648\u0627\u0644\u062a\u0642\u0634\u064a\u0631 \u0627\u0644\u0645\u062e\u0628\u0631\u064a\u0629 \u0645\u0648\u0636\u062d\u0629 \u0628\u0627\u0644\u062a\u0641\u0635\u064a\u0644 \u0627\u0644\u0647\u0646\u062f\u0633\u064a<\/li>\n\n\n\n<li>\u0627\u0644\u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u0639\u0627\u0644\u0645\u064a\u0629 \u0628\u0645\u0627 \u0641\u064a \u0630\u0644\u0643 \u0623\u0637\u0631 \u0639\u0645\u0644 ASTM \u0648EN \u0648ISO<\/li>\n\n\n\n<li>\u062d\u0627\u0644\u0627\u062a \u0627\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u0635\u0646\u0627\u0639\u064a \u0641\u064a \u0642\u0637\u0627\u0639\u0627\u062a \u0627\u0644\u0646\u062c\u0627\u0631\u0629 \u0648\u0627\u0644\u062a\u0639\u0628\u0626\u0629 \u0648\u0627\u0644\u0628\u0646\u0627\u0621<\/li>\n\n\n\n<li>\u062a\u0635\u0646\u064a\u0641 \u0648\u0636\u0639 \u0627\u0644\u0641\u0634\u0644 \u0648\u062a\u062d\u0644\u064a\u0644 \u0645\u062a\u0627\u0646\u0629 \u062f\u0648\u0631\u0629 \u0627\u0644\u062d\u064a\u0627\u0629<\/li>\n\n\n\n<li>\u0645\u0631\u0627\u0642\u0628\u0629 \u0627\u0644\u062c\u0648\u062f\u0629 \u0627\u0644\u0645\u062a\u0642\u062f\u0645\u0629 \u0648\u062a\u0642\u0646\u064a\u0627\u062a \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u062d\u062f\u064a\u062b\u0629<\/li>\n\n\n\n<li>\u0627\u0644\u0645\u0628\u0627\u062f\u0626 \u0627\u0644\u062a\u0648\u062c\u064a\u0647\u064a\u0629 \u0644\u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0634\u062a\u0631\u064a\u0627\u062a \u0648\u0627\u0644\u0635\u064a\u0627\u063a\u0629 \u0644\u0644\u0645\u0634\u062a\u0631\u064a\u0646 \u0627\u0644\u0635\u0646\u0627\u0639\u064a\u064a\u0646<\/li>\n<\/ul>\n\n\n\n<h2 id=\"pva-adhesives-strength-test-overview-engineering-perspective\" class=\"wp-block-heading\">\u0646\u0638\u0631\u0629 \u0639\u0627\u0645\u0629 \u0639\u0644\u0649 \u0627\u062e\u062a\u0628\u0627\u0631 \u0642\u0648\u0629 \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0644\u0627\u0635\u0642\u0629 PVA<\/h2>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"800\" src=\"https:\/\/haofangchemicals.com\/wp-content\/uploads\/2025\/12\/PVA.jpg\" alt=\"\u0643\u062d\u0648\u0644 \u0627\u0644\u0628\u0648\u0644\u064a \u0641\u064a\u0646\u064a\u0644\" class=\"wp-image-464\" style=\"object-fit:cover;width:500px;height:400px\" srcset=\"https:\/\/haofangchemicals.com\/wp-content\/uploads\/2025\/12\/PVA.jpg 800w, https:\/\/haofangchemicals.com\/wp-content\/uploads\/2025\/12\/PVA-300x300.jpg 300w, https:\/\/haofangchemicals.com\/wp-content\/uploads\/2025\/12\/PVA-150x150.jpg 150w, https:\/\/haofangchemicals.com\/wp-content\/uploads\/2025\/12\/PVA-768x768.jpg 768w, https:\/\/haofangchemicals.com\/wp-content\/uploads\/2025\/12\/PVA-600x600.jpg 600w, https:\/\/haofangchemicals.com\/wp-content\/uploads\/2025\/12\/PVA-100x100.jpg 100w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u0627\u0644 <strong><a href=\"https:\/\/haofangchemicals.com\/ar\/products\/\">\u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0644\u0627\u0635\u0642\u0629 pva<\/a><\/strong> \u0627\u0644\u0646\u0638\u0627\u0645 \u0639\u0628\u0627\u0631\u0629 \u0639\u0646 \u0645\u0627\u062f\u0629 \u0644\u0627\u0635\u0642\u0629 \u0628\u0648\u0644\u064a\u0645\u0631 \u0630\u0627\u062a \u0623\u0633\u0627\u0633 \u0645\u0627\u0626\u064a \u062a\u0633\u062a\u062e\u062f\u0645 \u0639\u0644\u0649 \u0646\u0637\u0627\u0642 \u0648\u0627\u0633\u0639 \u0641\u064a \u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u062a\u0631\u0627\u0628\u0637 \u0627\u0644\u0635\u0646\u0627\u0639\u064a. \u0648\u064a\u062e\u0636\u0639 \u0623\u062f\u0627\u0626\u0647\u0627 \u0644\u0643\u064a\u0645\u064a\u0627\u0621 \u0645\u0633\u062a\u062d\u0644\u0628 \u0623\u0633\u064a\u062a\u0627\u062a \u0627\u0644\u0628\u0648\u0644\u064a \u0641\u064a\u0646\u064a\u0644\u060c \u0648\u062a\u0634\u0627\u0628\u0643 \u0627\u0644\u0633\u0644\u0633\u0644\u0629 \u0627\u0644\u062c\u0632\u064a\u0626\u064a\u0629\u060c \u0648\u0633\u0644\u0648\u0643 \u0627\u062e\u062a\u0631\u0627\u0642 \u0627\u0644\u0631\u0643\u064a\u0632\u0629.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A <strong>\u0627\u062e\u062a\u0628\u0627\u0631 \u0642\u0648\u0629 \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0644\u0627\u0635\u0642\u0629 PVA<\/strong> \u064a\u0642\u064a\u0645 \u0627\u0644\u0645\u0642\u0627\u0648\u0645\u0629 \u0627\u0644\u0645\u064a\u0643\u0627\u0646\u064a\u0643\u064a\u0629 \u0641\u064a \u0638\u0644 \u0638\u0631\u0648\u0641 \u0627\u0644\u0625\u062c\u0647\u0627\u062f \u0627\u0644\u062e\u0627\u0636\u0639\u0629 \u0644\u0644\u0631\u0642\u0627\u0628\u0629 \u0628\u0645\u0627 \u0641\u064a \u0630\u0644\u0643 \u0642\u0648\u0649 \u0627\u0644\u062a\u0648\u062a\u0631 \u0648\u0627\u0644\u0642\u0635 \u0648\u0627\u0644\u062a\u0642\u0634\u064a\u0631. \u062a\u062d\u0627\u0643\u064a \u0647\u0630\u0647 \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631\u0627\u062a \u0627\u0644\u0623\u062d\u0645\u0627\u0644 \u0627\u0644\u0645\u064a\u0643\u0627\u0646\u064a\u0643\u064a\u0629 \u0627\u0644\u0648\u0627\u0642\u0639\u064a\u0629 \u0627\u0644\u062a\u064a \u062a\u062a\u0645 \u0645\u0648\u0627\u062c\u0647\u062a\u0647\u0627 \u0641\u064a \u0628\u064a\u0626\u0627\u062a \u0627\u0644\u0625\u0646\u062a\u0627\u062c \u0648\u0627\u0644\u062a\u062c\u0645\u064a\u0639 \u0627\u0644\u0647\u064a\u0643\u0644\u064a.<\/p>\n\n\n\n<h2 id=\"molecular-structure-influence-on-adhesives-pva-strength\" class=\"wp-block-heading\">\u062a\u0623\u062b\u064a\u0631 \u0627\u0644\u0628\u0646\u064a\u0629 \u0627\u0644\u062c\u0632\u064a\u0626\u064a\u0629 \u0639\u0644\u0649 \u0642\u0648\u0629 \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0644\u0627\u0635\u0642\u0629 PVA<\/h2>\n\n\n\n<h3 id=\"polymer-chain-behavior\" class=\"wp-block-heading\">\u0633\u0644\u0648\u0643 \u0633\u0644\u0633\u0644\u0629 \u0627\u0644\u0628\u0648\u0644\u064a\u0645\u0631<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u062a\u0639\u062a\u0645\u062f \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0644\u0627\u0635\u0642\u0629 PVA \u0639\u0644\u0649 \u0634\u0628\u0643\u0627\u062a \u0628\u0648\u0644\u064a\u0645\u0631 \u0637\u0648\u064a\u0644\u0629 \u0627\u0644\u0633\u0644\u0633\u0644\u0629 \u062a\u062a\u0634\u0643\u0644 \u0628\u0639\u062f \u062a\u0628\u062e\u0631 \u0627\u0644\u0645\u0627\u0621.<\/p>\n\n\n\n<h4 id=\"key-mechanism\" class=\"wp-block-heading\">\u0627\u0644\u0622\u0644\u064a\u0629 \u0627\u0644\u0631\u0626\u064a\u0633\u064a\u0629:<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u062a\u062a\u062c\u0645\u0639 \u062c\u0632\u064a\u0626\u0627\u062a \u0627\u0644\u0628\u0648\u0644\u064a\u0645\u0631 \u0641\u064a \u0641\u064a\u0644\u0645 \u0645\u0633\u062a\u0645\u0631<\/li>\n\n\n\n<li>\u0627\u0644\u0631\u0648\u0627\u0628\u0637 \u0627\u0644\u0647\u064a\u062f\u0631\u0648\u062c\u064a\u0646\u064a\u0629 \u062a\u0632\u064a\u062f \u0645\u0646 \u0627\u0644\u062a\u0645\u0627\u0633\u0643 \u0627\u0644\u062f\u0627\u062e\u0644\u064a<\/li>\n\n\n\n<li>\u064a\u0639\u0645\u0644 \u0627\u0644\u062a\u0634\u0627\u0628\u0643 \u0627\u0644\u0645\u064a\u0643\u0627\u0646\u064a\u0643\u064a \u0639\u0644\u0649 \u062a\u062d\u0633\u064a\u0646 \u0627\u0644\u062a\u0635\u0627\u0642 \u0627\u0644\u0633\u0637\u062d<\/li>\n<\/ul>\n\n\n\n<h3 id=\"crosslinking-enhancement\" class=\"wp-block-heading\">\u062a\u0639\u0632\u064a\u0632 \u0627\u0644\u062a\u0634\u0627\u0628\u0643<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u063a\u0627\u0644\u0628\u064b\u0627 \u0645\u0627 \u062a\u0634\u062a\u0645\u0644 \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0644\u0627\u0635\u0642\u0629 \u0627\u0644\u0635\u0646\u0627\u0639\u064a\u0629 pva \u0639\u0644\u0649 \u0645\u0627 \u064a\u0644\u064a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0639\u0648\u0627\u0645\u0644 \u0627\u0644\u062a\u0634\u0627\u0628\u0643 (\u0627\u0644\u0628\u0648\u0631\u0627\u062a\u060c \u0645\u0634\u062a\u0642\u0627\u062a \u0627\u0644\u0623\u0644\u062f\u0647\u064a\u062f)<\/li>\n\n\n\n<li>\u0627\u0644\u0645\u0644\u062f\u0646\u0627\u062a \u0644\u0644\u062a\u062d\u0643\u0645 \u0641\u064a \u0627\u0644\u0645\u0631\u0648\u0646\u0629<\/li>\n\n\n\n<li>\u062d\u0634\u0648\u0627\u062a \u0644\u062a\u0639\u062f\u064a\u0644 \u0627\u0644\u0644\u0632\u0648\u062c\u0629<\/li>\n<\/ul>\n\n\n\n<h4 id=\"engineering-insight\" class=\"wp-block-heading\">\u0627\u0644\u0628\u0635\u064a\u0631\u0629 \u0627\u0644\u0647\u0646\u062f\u0633\u064a\u0629:<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\u062a\u0624\u062b\u0631 \u0643\u062b\u0627\u0641\u0629 \u0627\u0644\u0627\u0631\u062a\u0628\u0627\u0637 \u0627\u0644\u0645\u062a\u0634\u0627\u0628\u0643 \u0628\u0634\u0643\u0644 \u0645\u0628\u0627\u0634\u0631 \u0639\u0644\u0649 \u0642\u0648\u0629 \u0627\u0644\u0634\u062f \u0648\u0645\u0642\u0627\u0648\u0645\u0629 \u0627\u0644\u0645\u0627\u0621.<\/p>\n\n\n\n<h2 id=\"global-industrial-standards-for-adhesives-pva-strength-test\" class=\"wp-block-heading\">\u0627\u0644\u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u0635\u0646\u0627\u0639\u064a\u0629 \u0627\u0644\u0639\u0627\u0644\u0645\u064a\u0629 \u0644\u0627\u062e\u062a\u0628\u0627\u0631 \u0642\u0648\u0629 \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0644\u0627\u0635\u0642\u0629 PVA<\/h2>\n\n\n\n<h3 id=\"astm-d-905-wood-adhesive-shear-test\" class=\"wp-block-heading\">ASTM D905 (\u0627\u062e\u062a\u0628\u0627\u0631 \u0642\u0635 \u0644\u0627\u0635\u0642 \u0627\u0644\u062e\u0634\u0628)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u064a\u062d\u062f\u062f \u0627\u062e\u062a\u0628\u0627\u0631 \u0642\u0648\u0629 \u0627\u0644\u0642\u0635 \u0644\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0644\u0627\u0635\u0642\u0629 \u0627\u0644\u062e\u0634\u0628\u064a\u0629 \u0641\u064a \u0638\u0644 \u0638\u0631\u0648\u0641 \u0627\u0644\u062d\u0645\u0644 \u0627\u0644\u062b\u0627\u0628\u062a.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0637\u0631\u064a\u0642\u0629 \u0645\u0648\u062d\u062f\u0629 \u0644\u0631\u0628\u0637 \u0627\u0644\u0643\u062a\u0644 \u0627\u0644\u062e\u0634\u0628\u064a\u0629<\/li>\n\n\n\n<li>\u0638\u0631\u0648\u0641 \u0627\u0644\u0631\u0637\u0648\u0628\u0629 \u0648\u062f\u0631\u062c\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629 \u0627\u0644\u062a\u064a \u064a\u0645\u0643\u0646 \u0627\u0644\u062a\u062d\u0643\u0645 \u0641\u064a\u0647\u0627<\/li>\n\n\n\n<li>\u0646\u0638\u0627\u0645 \u062a\u0635\u0646\u064a\u0641 \u0648\u0636\u0639 \u0627\u0644\u0641\u0634\u0644<\/li>\n<\/ul>\n\n\n\n<h3 id=\"en-204-european-adhesive-classification\" class=\"wp-block-heading\">EN 204 (\u062a\u0635\u0646\u064a\u0641 \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0644\u0627\u0635\u0642\u0629 \u0627\u0644\u0623\u0648\u0631\u0648\u0628\u064a\u0629)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u064a\u0635\u0646\u0641 \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0644\u0627\u0635\u0642\u0629 \u0627\u0644\u062e\u0634\u0628\u064a\u0629 \u0625\u0644\u0649 \u0641\u0626\u0627\u062a \u0627\u0644\u0645\u062a\u0627\u0646\u0629:<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u0641\u0635\u0644<\/th><th>\u0628\u064a\u0626\u0629<\/th><th>\u0637\u0644\u0628<\/th><\/tr><\/thead><tbody><tr><td>\u062f1<\/td><td>\u062f\u0627\u062e\u0644\u064a \u062c\u0627\u0641<\/td><td>\u0627\u0644\u0623\u062b\u0627\u062b \u0627\u0644\u062f\u0627\u062e\u0644\u064a<\/td><\/tr><tr><td>\u062f2<\/td><td>\u0627\u0644\u0631\u0637\u0648\u0628\u0629 \u0641\u064a \u0628\u0639\u0636 \u0627\u0644\u0623\u062d\u064a\u0627\u0646<\/td><td>\u0627\u0644\u062f\u064a\u0643\u0648\u0631 \u0627\u0644\u062f\u0627\u062e\u0644\u064a<\/td><\/tr><tr><td>\u062f3<\/td><td>\u0627\u0644\u0628\u064a\u0626\u0627\u062a \u0627\u0644\u0631\u0637\u0628\u0629<\/td><td>\u0623\u062b\u0627\u062b \u0627\u0644\u0645\u0637\u0628\u062e<\/td><\/tr><tr><td>\u062f4<\/td><td>\u0627\u0644\u062a\u0639\u0631\u0636 \u0627\u0644\u062e\u0627\u0631\u062c\u064a<\/td><td>\u0627\u0644\u062a\u0631\u0627\u0628\u0637 \u0627\u0644\u062e\u0634\u0628\u064a \u0627\u0644\u0647\u064a\u0643\u0644\u064a<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h3 id=\"iso-6238-tensile-testing-of-adhesives\" class=\"wp-block-heading\">ISO 6238 (\u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u0634\u062f \u0644\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0644\u0627\u0635\u0642\u0629)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u064a\u062d\u062f\u062f \u0625\u062c\u0631\u0627\u0621\u0627\u062a \u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u0634\u062f \u0627\u0644\u0645\u0648\u062d\u062f\u0629 \u0644\u0644\u0645\u0641\u0627\u0635\u0644 \u0627\u0644\u0645\u0631\u062a\u0628\u0637\u0629 \u062a\u062d\u062a \u0645\u0639\u062f\u0644\u0627\u062a \u0625\u062c\u0647\u0627\u062f \u062e\u0627\u0636\u0639\u0629 \u0644\u0644\u0631\u0642\u0627\u0628\u0629.<\/p>\n\n\n\n<h2 id=\"advanced-adhesives-pva-strength-testing-methods\" class=\"wp-block-heading\">\u0637\u0631\u0642 \u0627\u062e\u062a\u0628\u0627\u0631 \u0642\u0648\u0629 \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0644\u0627\u0635\u0642\u0629 \u0627\u0644\u0645\u062a\u0642\u062f\u0645\u0629 PVA<\/h2>\n\n\n\n<h3 id=\"dynamic-load-fatigue-testing\" class=\"wp-block-heading\">\u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u062a\u0639\u0628 \u0627\u0644\u062d\u0645\u0644 \u0627\u0644\u062f\u064a\u0646\u0627\u0645\u064a\u0643\u064a<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u064a\u062d\u0627\u0643\u064a \u062f\u0648\u0631\u0627\u062a \u0627\u0644\u0625\u062c\u0647\u0627\u062f \u0627\u0644\u0645\u062a\u0643\u0631\u0631\u0629 \u0645\u0639 \u0645\u0631\u0648\u0631 \u0627\u0644\u0648\u0642\u062a.<\/p>\n\n\n\n<h4 id=\"purpose\" class=\"wp-block-heading\">\u063a\u0631\u0636:<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u062a\u0642\u064a\u064a\u0645 \u0627\u0644\u0645\u062a\u0627\u0646\u0629 \u0639\u0644\u0649 \u0627\u0644\u0645\u062f\u0649 \u0627\u0644\u0637\u0648\u064a\u0644<\/li>\n\n\n\n<li>\u0643\u0634\u0641 \u062a\u0634\u0643\u064a\u0644 \u0627\u0644\u0634\u0642\u0648\u0642 \u0627\u0644\u0635\u063a\u064a\u0631\u0629<\/li>\n\n\n\n<li>\u062a\u0648\u0642\u0639 \u062f\u0648\u0631\u0629 \u062d\u064a\u0627\u0629 \u0627\u0644\u0641\u0634\u0644<\/li>\n<\/ul>\n\n\n\n<h3 id=\"thermal-aging-test\" class=\"wp-block-heading\">\u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u0634\u064a\u062e\u0648\u062e\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u064a\u0629<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u062a\u062a\u0639\u0631\u0636 \u0627\u0644\u0639\u064a\u0646\u0627\u062a \u0644\u062f\u0631\u062c\u0627\u062a \u062d\u0631\u0627\u0631\u0629 \u0645\u0631\u062a\u0641\u0639\u0629 (50 \u062f\u0631\u062c\u0629 \u0645\u0626\u0648\u064a\u0629 80\u00b0) \u0644\u0641\u062a\u0631\u0627\u062a \u0637\u0648\u064a\u0644\u0629.<\/p>\n\n\n\n<h4 id=\"engineering-insight-1\" class=\"wp-block-heading\">\u0627\u0644\u0628\u0635\u064a\u0631\u0629 \u0627\u0644\u0647\u0646\u062f\u0633\u064a\u0629:<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\u064a\u0624\u062f\u064a \u0627\u0644\u062a\u0639\u0631\u0636 \u0627\u0644\u062d\u0631\u0627\u0631\u064a \u0625\u0644\u0649 \u062a\u0633\u0631\u064a\u0639 \u062a\u062f\u0647\u0648\u0631 \u0633\u0644\u0633\u0644\u0629 \u0627\u0644\u0628\u0648\u0644\u064a\u0645\u0631 \u0648\u062a\u0642\u0644\u064a\u0644 \u0642\u0648\u0629 \u0627\u0644\u062a\u0645\u0627\u0633\u0643.<\/p>\n\n\n\n<h3 id=\"humidity-resistance-test\" class=\"wp-block-heading\">\u0627\u062e\u062a\u0628\u0627\u0631 \u0645\u0642\u0627\u0648\u0645\u0629 \u0627\u0644\u0631\u0637\u0648\u0628\u0629<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0627\u0644\u0631\u0637\u0648\u0628\u0629 \u0627\u0644\u0646\u0633\u0628\u064a\u0629: 85% \u0643\u0648\u0646\u063395%<\/li>\n\n\n\n<li>\u0627\u0644\u0645\u062f\u0629: 72.240 \u0633\u0627\u0639\u0629<\/li>\n<\/ul>\n\n\n\n<h4 id=\"result\" class=\"wp-block-heading\">\u0646\u062a\u064a\u062c\u0629:<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\u0642\u062f \u062a\u0641\u0642\u062f \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0644\u0627\u0635\u0642\u0629 pva \u0642\u0648\u0629 \u0627\u0644\u0642\u0635 10% \u064830% \u0627\u0639\u062a\u0645\u0627\u062f\u064b\u0627 \u0639\u0644\u0649 \u0627\u0644\u062a\u0631\u0643\u064a\u0628\u0629.<\/p>\n\n\n\n<h2 id=\"adhesives-pva-performance-expansion-table-industrial-benchmark-data\" class=\"wp-block-heading\"><a href=\"https:\/\/haofangchemicals.com\/ar\/products\/\">\u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0644\u0627\u0635\u0642\u0629 PVA<\/a> \u062c\u062f\u0648\u0644 \u062a\u0648\u0633\u064a\u0639 \u0627\u0644\u0623\u062f\u0627\u0621 (\u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0645\u0639\u064a\u0627\u0631\u064a\u0629 \u0627\u0644\u0635\u0646\u0627\u0639\u064a\u0629)<\/h2>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u0645\u0644\u0643\u064a\u0629<\/th><th>\u0645\u0639\u064a\u0627\u0631 PVA<\/th><th>Pva \u0627\u0644\u0645\u062a\u0634\u0627\u0628\u0643\u0629<\/th><th>\u0627\u0644\u0635\u0641 \u0627\u0644\u0635\u0646\u0627\u0639\u064a PVA<\/th><\/tr><\/thead><tbody><tr><td>\u0642\u0648\u0629 \u0627\u0644\u0634\u062f<\/td><td>6 &amp;10 \u0645\u064a\u062c\u0627 \u0628\u0627\u0633\u0643\u0627\u0644<\/td><td>8 &amp;14 \u0645\u064a\u062c\u0627 \u0628\u0627\u0633\u0643\u0627\u0644<\/td><td>10.18 \u0645\u064a\u062c\u0627 \u0628\u0627\u0633\u0643\u0627\u0644<\/td><\/tr><tr><td>\u0642\u0648\u0629 \u0627\u0644\u0642\u0635<\/td><td>8.15 \u0645\u064a\u062c\u0627 \u0628\u0627\u0633\u0643\u0627\u0644<\/td><td>12 \u0628\u0648\u0635\u0629 20 \u0645\u064a\u062c\u0627 \u0628\u0627\u0633\u0643\u0627\u0644<\/td><td>15.25 \u0645\u064a\u062c\u0627 \u0628\u0627\u0633\u0643\u0627\u0644<\/td><\/tr><tr><td>\u0645\u0642\u0627\u0648\u0645\u0629 \u0627\u0644\u0645\u0627\u0621<\/td><td>\u0645\u0646\u062e\u0641\u0636<\/td><td>\u0645\u062a\u0648\u0633\u0637<\/td><td>\u0639\u0627\u0644\u064a<\/td><\/tr><tr><td>\u0645\u0642\u0627\u0648\u0645\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u0629<\/td><td>\u226560\u00b0C<\/td><td>\u226580\u00b0C<\/td><td>\u226590\u00b0C<\/td><\/tr><tr><td>\u0627\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u0635\u0646\u0627\u0639\u064a<\/td><td>\u062e\u0634\u0628 \u062e\u0641\u064a\u0641<\/td><td>\u0623\u062b\u0627\u062b<\/td><td>\u0627\u0644\u0623\u0644\u0648\u0627\u062d \u0627\u0644\u0647\u064a\u0643\u0644\u064a\u0629<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<h2 id=\"failure-mechanism-analysis-in-adhesives-pva-strength-test\" class=\"wp-block-heading\">\u062a\u062d\u0644\u064a\u0644 \u0622\u0644\u064a\u0629 \u0627\u0644\u0641\u0634\u0644 \u0641\u064a \u0627\u062e\u062a\u0628\u0627\u0631 \u0642\u0648\u0629 \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0644\u0627\u0635\u0642\u0629 PVA<\/h2>\n\n\n\n<h3 id=\"1-cohesive-failure-ideal-condition\" class=\"wp-block-heading\">1. \u0641\u0634\u0644 \u0645\u062a\u0645\u0627\u0633\u0643 (\u0627\u0644\u062d\u0627\u0644\u0629 \u0627\u0644\u0645\u062b\u0627\u0644\u064a\u0629)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u064a\u062d\u062f\u062b \u0627\u0644\u0641\u0634\u0644 \u062f\u0627\u062e\u0644 \u0627\u0644\u0637\u0628\u0642\u0629 \u0627\u0644\u0644\u0627\u0635\u0642\u0629\u060c \u0645\u0645\u0627 \u064a\u0634\u064a\u0631 \u0625\u0644\u0649 \u062a\u0631\u0627\u0628\u0637 \u0642\u0648\u064a \u0644\u0644\u0631\u0643\u064a\u0632\u0629.<\/p>\n\n\n\n<h3 id=\"2-adhesive-failure-weak-interface\" class=\"wp-block-heading\">2. \u0641\u0634\u0644 \u0627\u0644\u0645\u0627\u062f\u0629 \u0627\u0644\u0644\u0627\u0635\u0642\u0629 (\u0648\u0627\u062c\u0647\u0629 \u0636\u0639\u064a\u0641\u0629)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u064a\u062d\u062f\u062b \u0639\u0646\u062f\u0645\u0627 \u064a\u0643\u0648\u0646 \u0627\u0644\u0627\u0631\u062a\u0628\u0627\u0637 \u0628\u0627\u0644\u0631\u0643\u064a\u0632\u0629 \u063a\u064a\u0631 \u0643\u0627\u0641.<\/p>\n\n\n\n<h4 id=\"causes\" class=\"wp-block-heading\">\u0627\u0644\u0623\u0633\u0628\u0627\u0628:<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0633\u0637\u062d \u0645\u0644\u0648\u062b<\/li>\n\n\n\n<li>\u0636\u063a\u0637 \u063a\u064a\u0631 \u0643\u0627\u0641<\/li>\n\n\n\n<li>\u0648\u0642\u062a \u0627\u0644\u0645\u0639\u0627\u0644\u062c\u0629 \u063a\u064a\u0631 \u0645\u0646\u0627\u0633\u0628<\/li>\n<\/ul>\n\n\n\n<h3 id=\"3-substrate-failure-best-performance\" class=\"wp-block-heading\">3. \u0641\u0634\u0644 \u0627\u0644\u0631\u0643\u064a\u0632\u0629 (\u0623\u0641\u0636\u0644 \u0623\u062f\u0627\u0621)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u062a\u0646\u0643\u0633\u0631 \u0627\u0644\u0645\u0627\u062f\u0629 \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629 \u0642\u0628\u0644 \u0641\u0634\u0644 \u0627\u0644\u0645\u0627\u062f\u0629 \u0627\u0644\u0644\u0627\u0635\u0642\u0629.<\/p>\n\n\n\n<h4 id=\"engineering-meaning\" class=\"wp-block-heading\">\u0627\u0644\u0645\u0639\u0646\u0649 \u0627\u0644\u0647\u0646\u062f\u0633\u064a:<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\u0642\u0648\u0629 \u0627\u0644\u0631\u0627\u0628\u0637\u0629 \u062a\u062a\u062c\u0627\u0648\u0632 \u0642\u0648\u0629 \u0627\u0644\u0645\u0648\u0627\u062f \u0644\u0644\u0631\u0643\u064a\u0632\u0629.<\/p>\n\n\n\n<h2 id=\"industrial-case-studies-white-paper-level-evidence\" class=\"wp-block-heading\">\u062f\u0631\u0627\u0633\u0627\u062a \u0627\u0644\u062d\u0627\u0644\u0629 \u0627\u0644\u0635\u0646\u0627\u0639\u064a\u0629<\/h2>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large is-resized\"><img decoding=\"async\" width=\"1024\" height=\"267\" src=\"https:\/\/haofangchemicals.com\/wp-content\/uploads\/2025\/12\/cp2-banner-1024x267.jpg\" alt=\"\" class=\"wp-image-504\" style=\"object-fit:cover;width:500px;height:400px\" srcset=\"https:\/\/haofangchemicals.com\/wp-content\/uploads\/2025\/12\/cp2-banner-1024x267.jpg 1024w, https:\/\/haofangchemicals.com\/wp-content\/uploads\/2025\/12\/cp2-banner-300x78.jpg 300w, https:\/\/haofangchemicals.com\/wp-content\/uploads\/2025\/12\/cp2-banner-768x200.jpg 768w, https:\/\/haofangchemicals.com\/wp-content\/uploads\/2025\/12\/cp2-banner-1536x400.jpg 1536w, https:\/\/haofangchemicals.com\/wp-content\/uploads\/2025\/12\/cp2-banner-1320x344.jpg 1320w, https:\/\/haofangchemicals.com\/wp-content\/uploads\/2025\/12\/cp2-banner-600x156.jpg 600w, https:\/\/haofangchemicals.com\/wp-content\/uploads\/2025\/12\/cp2-banner.jpg 1920w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h3 id=\"case-study-1-furniture-manufacturing-plant-germany\" class=\"wp-block-heading\">\u062f\u0631\u0627\u0633\u0629 \u0627\u0644\u062d\u0627\u0644\u0629 1: \u0645\u0635\u0646\u0639 \u062a\u0635\u0646\u064a\u0639 \u0627\u0644\u0623\u062b\u0627\u062b (\u0623\u0644\u0645\u0627\u0646\u064a\u0627)<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0627\u0644\u0645\u0648\u0627\u062f: \u0623\u0644\u0648\u0627\u062d \u062e\u0634\u0628 \u0627\u0644\u0632\u0627\u0646<\/li>\n\n\n\n<li>\u0644\u0627\u0635\u0642: \u0646\u0638\u0627\u0645 PVA \u0645\u062a\u0634\u0627\u0628\u0643<\/li>\n\n\n\n<li>\u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631: \u0642\u0648\u0629 \u0627\u0644\u0642\u0635 ASTM D905<\/li>\n<\/ul>\n\n\n\n<h4 id=\"results\" class=\"wp-block-heading\">\u0627\u0644\u0646\u062a\u0627\u0626\u062c:<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>18% \u0632\u064a\u0627\u062f\u0629 \u0641\u064a \u0642\u0648\u0629 \u0627\u0644\u0645\u0641\u0627\u0635\u0644<\/li>\n\n\n\n<li>22% \u062a\u062e\u0641\u064a\u0636 \u0641\u064a \u0645\u0639\u062f\u0644 \u0641\u0634\u0644 \u0627\u0644\u062a\u062c\u0645\u064a\u0639<\/li>\n\n\n\n<li>30% \u062a\u062d\u0633\u064a\u0646 \u0643\u0641\u0627\u0621\u0629 \u0627\u0644\u0625\u0646\u062a\u0627\u062c<\/li>\n<\/ul>\n\n\n\n<h3 id=\"case-study-2-packaging-industry-optimization-usa\" class=\"wp-block-heading\">\u062f\u0631\u0627\u0633\u0629 \u0627\u0644\u062d\u0627\u0644\u0629 2: \u062a\u062d\u0633\u064a\u0646 \u0635\u0646\u0627\u0639\u0629 \u0627\u0644\u062a\u0639\u0628\u0626\u0629 \u0648\u0627\u0644\u062a\u063a\u0644\u064a\u0641 (\u0627\u0644\u0648\u0644\u0627\u064a\u0627\u062a \u0627\u0644\u0645\u062a\u062d\u062f\u0629 \u0627\u0644\u0623\u0645\u0631\u064a\u0643\u064a\u0629)<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0627\u0644\u062a\u0637\u0628\u064a\u0642: \u062e\u0637 \u062e\u062a\u0645 \u0627\u0644\u0643\u0631\u062a\u0648\u0646 \u0639\u0627\u0644\u064a \u0627\u0644\u0633\u0631\u0639\u0629<\/li>\n\n\n\n<li>\u0644\u0627\u0635\u0642: \u0645\u0648\u0627\u062f \u0644\u0627\u0635\u0642\u0629 \u0645\u0639\u062f\u0644\u0629 pva<\/li>\n<\/ul>\n\n\n\n<h4 id=\"results-2\" class=\"wp-block-heading\">\u0627\u0644\u0646\u062a\u0627\u0626\u062c:<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0632\u0627\u062f\u062a \u0633\u0631\u0639\u0629 \u0627\u0644\u0633\u0646\u062f\u0627\u062a \u0628\u0645\u0642\u062f\u0627\u0631 25%<\/li>\n\n\n\n<li>\u062a\u0645 \u062a\u0642\u0644\u064a\u0644 \u0646\u0641\u0627\u064a\u0627\u062a \u0627\u0644\u0645\u0648\u0627\u062f \u0628\u0645\u0642\u062f\u0627\u0631 15%<\/li>\n\n\n\n<li>\u062a\u0645 \u062a\u062d\u0633\u064a\u0646 \u0627\u062a\u0633\u0627\u0642 \u0627\u0644\u0627\u0644\u062a\u0635\u0627\u0642 \u0628\u0648\u0627\u0633\u0637\u0629 40%<\/li>\n<\/ul>\n\n\n\n<h3 id=\"case-study-3-asian-flooring-panel-production\" class=\"wp-block-heading\">\u062f\u0631\u0627\u0633\u0629 \u0627\u0644\u062d\u0627\u0644\u0629 3: \u0625\u0646\u062a\u0627\u062c \u0623\u0644\u0648\u0627\u062d \u0627\u0644\u0623\u0631\u0636\u064a\u0627\u062a \u0627\u0644\u0622\u0633\u064a\u0648\u064a\u0629<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0627\u0644\u0628\u064a\u0626\u0629: \u0645\u0646\u0637\u0642\u0629 \u0630\u0627\u062a \u0631\u0637\u0648\u0628\u0629 \u0639\u0627\u0644\u064a\u0629<\/li>\n\n\n\n<li>\u0627\u0644\u062d\u0644: \u062a\u0631\u0643\u064a\u0628\u0629 PVA \u0645\u0642\u0627\u0648\u0645\u0629 \u0644\u0644\u0631\u0637\u0648\u0628\u0629<\/li>\n<\/ul>\n\n\n\n<h4 id=\"outcome\" class=\"wp-block-heading\">\u0646\u062a\u064a\u062c\u0629:<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u062a\u0645 \u062a\u062e\u0641\u064a\u0636 \u0645\u0639\u062f\u0644 \u0627\u0644\u0641\u0634\u0644 \u0628\u0645\u0642\u062f\u0627\u0631 32%<\/li>\n\n\n\n<li>\u0632\u0627\u062f\u062a \u0645\u062a\u0627\u0646\u0629 \u062f\u0648\u0631\u0629 \u0627\u0644\u062d\u064a\u0627\u0629 \u0628\u0645\u0642\u062f\u0627\u0631 2.3x<\/li>\n<\/ul>\n\n\n\n<h2 id=\"manufacturing-process-of-adhesives-pva-industrial-chain\" class=\"wp-block-heading\">\u0639\u0645\u0644\u064a\u0629 \u062a\u0635\u0646\u064a\u0639 \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0644\u0627\u0635\u0642\u0629 PVA (\u0627\u0644\u0633\u0644\u0633\u0644\u0629 \u0627\u0644\u0635\u0646\u0627\u0639\u064a\u0629)<\/h2>\n\n\n\n<h3 id=\"step-1-vinyl-acetate-polymerization\" class=\"wp-block-heading\">\u0627\u0644\u062e\u0637\u0648\u0629 1: \u0628\u0644\u0645\u0631\u0629 \u062e\u0644\u0627\u062a \u0627\u0644\u0641\u064a\u0646\u064a\u0644<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0628\u0644\u0645\u0631\u0629 \u0627\u0644\u0645\u0633\u062a\u062d\u0644\u0628 \u062a\u062d\u062a \u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 \u064a\u0645\u0643\u0646 \u0627\u0644\u062a\u062d\u0643\u0645 \u0641\u064a\u0647\u0627 (50 \u062f\u0631\u062c\u0629 \u062d\u0631\u0627\u0631\u0629 80\u00b0 \u0645\u0626\u0648\u064a\u0629).<\/p>\n\n\n\n<h3 id=\"step-2-stabilization-emulsification\" class=\"wp-block-heading\">\u0627\u0644\u062e\u0637\u0648\u0629 2: \u0627\u0644\u062a\u062b\u0628\u064a\u062a \u0648\u0627\u0644\u0627\u0633\u062a\u062d\u0644\u0627\u0628<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u062a\u0636\u0645\u0646 \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u062e\u0627\u0641\u0636\u0629 \u0644\u0644\u062a\u0648\u062a\u0631 \u0627\u0644\u0633\u0637\u062d\u064a \u062a\u0648\u0632\u064a\u0639\u064b\u0627 \u0645\u0648\u062d\u062f\u064b\u0627 \u0644\u0644\u062c\u0633\u064a\u0645\u0627\u062a.<\/p>\n\n\n\n<h3 id=\"step-3-additive-integration\" class=\"wp-block-heading\">\u0627\u0644\u062e\u0637\u0648\u0629 3: \u0627\u0644\u062a\u0643\u0627\u0645\u0644 \u0627\u0644\u0625\u0636\u0627\u0641\u064a<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0627\u0644\u0645\u0644\u062f\u0646\u0627\u062a<\/li>\n\n\n\n<li>\u0639\u0648\u0627\u0645\u0644 \u0633\u0645\u0627\u0643\u0629<\/li>\n\n\n\n<li>\u0627\u0644\u0631\u0648\u0627\u0628\u0637 \u0627\u0644\u0645\u062a\u0642\u0627\u0637\u0639\u0629<\/li>\n<\/ul>\n\n\n\n<h3 id=\"step-4-quality-control-testing\" class=\"wp-block-heading\">\u0627\u0644\u062e\u0637\u0648\u0629 4: \u0627\u062e\u062a\u0628\u0627\u0631 \u0645\u0631\u0627\u0642\u0628\u0629 \u0627\u0644\u062c\u0648\u062f\u0629<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0642\u064a\u0627\u0633 \u0627\u0644\u0644\u0632\u0648\u062c\u0629<\/li>\n\n\n\n<li>\u062a\u062d\u0644\u064a\u0644 \u0627\u0644\u0645\u062d\u062a\u0648\u0649 \u0627\u0644\u0635\u0644\u0628 (45% nor55%)<\/li>\n\n\n\n<li>\u0627\u0633\u062a\u0642\u0631\u0627\u0631 \u0627\u0644\u0631\u0642\u0645 \u0627\u0644\u0647\u064a\u062f\u0631\u0648\u062c\u064a\u0646\u064a (\u0646\u0637\u0627\u0642 4.0 \u0625\u0644\u0649 6.5)<\/li>\n<\/ul>\n\n\n\n<h2 id=\"quality-control-systems-in-pva-adhesives-testing\" class=\"wp-block-heading\">\u0623\u0646\u0638\u0645\u0629 \u0645\u0631\u0627\u0642\u0628\u0629 \u0627\u0644\u062c\u0648\u062f\u0629 \u0641\u064a \u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0644\u0627\u0635\u0642\u0629 PVA<\/h2>\n\n\n\n<figure class=\"wp-block-image aligncenter size-full is-resized\"><img decoding=\"async\" width=\"768\" height=\"494\" src=\"https:\/\/haofangchemicals.com\/wp-content\/uploads\/2026\/07\/tp02-1-768x494.jpg.webp\" alt=\"\u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0644\u0627\u0635\u0642\u0629 pva\" class=\"wp-image-1053\" style=\"object-fit:cover;width:500px;height:400px\" srcset=\"https:\/\/haofangchemicals.com\/wp-content\/uploads\/2026\/07\/tp02-1-768x494.jpg.webp 768w, https:\/\/haofangchemicals.com\/wp-content\/uploads\/2026\/07\/tp02-1-768x494.jpg-300x193.webp 300w, https:\/\/haofangchemicals.com\/wp-content\/uploads\/2026\/07\/tp02-1-768x494.jpg-18x12.webp 18w, https:\/\/haofangchemicals.com\/wp-content\/uploads\/2026\/07\/tp02-1-768x494.jpg-600x386.webp 600w\" sizes=\"(max-width: 768px) 100vw, 768px\" \/><\/figure>\n\n\n\n<h3 id=\"laboratory-testing-protocols\" class=\"wp-block-heading\">\u0628\u0631\u0648\u062a\u0648\u0643\u0648\u0644\u0627\u062a \u0627\u0644\u0627\u062e\u062a\u0628\u0627\u0631\u0627\u062a \u0627\u0644\u0645\u0639\u0645\u0644\u064a\u0629<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0646 \u0642\u0648\u0629 \u0627\u0644\u0634\u062f<\/li>\n\n\n\n<li>\u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0646 \u0645\u0642\u0627\u0648\u0645\u0629 \u0627\u0644\u0642\u0635<\/li>\n\n\n\n<li>\u0645\u062d\u0627\u0643\u0627\u0629 \u0627\u0644\u0634\u064a\u062e\u0648\u062e\u0629 \u0627\u0644\u062d\u0631\u0627\u0631\u064a\u0629<\/li>\n<\/ul>\n\n\n\n<h3 id=\"industrial-inline-monitoring\" class=\"wp-block-heading\">\u0627\u0644\u0645\u0631\u0627\u0642\u0628\u0629 \u0627\u0644\u0635\u0646\u0627\u0639\u064a\u0629 \u0627\u0644\u0645\u0636\u0645\u0646\u0629<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u0645\u0635\u0627\u0646\u0639 \u0627\u0644\u062d\u062f\u064a\u062b\u0629:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0623\u062c\u0647\u0632\u0629 \u0627\u0633\u062a\u0634\u0639\u0627\u0631 \u0627\u0644\u0644\u0632\u0648\u062c\u0629 \u0641\u064a \u0627\u0644\u0648\u0642\u062a \u0627\u0644\u062d\u0642\u064a\u0642\u064a<\/li>\n\n\n\n<li>\u0623\u0646\u0638\u0645\u0629 \u0646\u0633\u0628\u0629 \u0627\u0644\u062e\u0644\u0637 \u0627\u0644\u0622\u0644\u064a<\/li>\n\n\n\n<li>\u0627\u0644\u0643\u0634\u0641 \u0639\u0646 \u0627\u0644\u0639\u064a\u0648\u0628 \u0639\u0644\u0649 \u0623\u0633\u0627\u0633 \u0627\u0644\u0630\u0643\u0627\u0621 \u0627\u0644\u0627\u0635\u0637\u0646\u0627\u0639\u064a<\/li>\n<\/ul>\n\n\n\n<h2 id=\"environmental-sustainability-analysis\" class=\"wp-block-heading\">\u0627\u0644\u062a\u062d\u0644\u064a\u0644 \u0627\u0644\u0628\u064a\u0626\u064a \u0648\u0627\u0644\u0627\u0633\u062a\u062f\u0627\u0645\u0629<\/h2>\n\n\n\n<h3 id=\"voc-emission-profile\" class=\"wp-block-heading\">\u0645\u0644\u0641 \u0627\u0646\u0628\u0639\u0627\u062b\u0627\u062a \u0627\u0644\u0645\u0631\u0643\u0628\u0627\u062a \u0627\u0644\u0639\u0636\u0648\u064a\u0629 \u0627\u0644\u0645\u062a\u0637\u0627\u064a\u0631\u0629<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0644\u0627\u0635\u0642\u0629 PVA \u0630\u0627\u062a \u0623\u0633\u0627\u0633 \u0645\u0627\u0626\u064a \u0648\u0645\u0646\u062e\u0641\u0636\u0629 \u0628\u0634\u0643\u0644 \u0639\u0627\u0645 \u0641\u064a \u0627\u0644\u0645\u0631\u0643\u0628\u0627\u062a \u0627\u0644\u0639\u0636\u0648\u064a\u0629 \u0627\u0644\u0645\u062a\u0637\u0627\u064a\u0631\u0629.<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0645\u062d\u062a\u0648\u0649 \u0627\u0644\u0645\u0631\u0643\u0628\u0627\u062a \u0627\u0644\u0639\u0636\u0648\u064a\u0629 \u0627\u0644\u0645\u062a\u0637\u0627\u064a\u0631\u0629: &lt;50 \u062c\u0645\/\u0644\u062a\u0631 (\u062a\u0631\u0643\u064a\u0628\u0627\u062a \u0635\u062f\u064a\u0642\u0629 \u0644\u0644\u0628\u064a\u0626\u0629)<\/li>\n\n\n\n<li>\u062a\u0623\u062b\u064a\u0631 \u0628\u064a\u0626\u064a \u0645\u0646\u062e\u0641\u0636 \u0645\u0642\u0627\u0631\u0646\u0629 \u0628\u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0644\u0627\u0635\u0642\u0629 \u0627\u0644\u0642\u0627\u0626\u0645\u0629 \u0639\u0644\u0649 \u0627\u0644\u0645\u0630\u064a\u0628\u0627\u062a<\/li>\n<\/ul>\n\n\n\n<h3 id=\"recycling-compatibility\" class=\"wp-block-heading\">\u062a\u0648\u0627\u0641\u0642 \u0625\u0639\u0627\u062f\u0629 \u0627\u0644\u062a\u062f\u0648\u064a\u0631<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0645\u062a\u0648\u0627\u0641\u0642 \u0645\u0639 \u0623\u0646\u0638\u0645\u0629 \u0625\u0639\u0627\u062f\u0629 \u062a\u062f\u0648\u064a\u0631 \u0627\u0644\u0623\u062e\u0634\u0627\u0628<\/li>\n\n\n\n<li>\u0644\u0627 \u064a\u0644\u0648\u062b \u0628\u0634\u0643\u0644 \u0643\u0628\u064a\u0631 \u0639\u0645\u0644\u064a\u0627\u062a \u0627\u0633\u062a\u0639\u0627\u062f\u0629 \u0627\u0644\u0623\u0644\u064a\u0627\u0641<\/li>\n<\/ul>\n\n\n\n<h2 id=\"digital-transformation-in-adhesives-pva-testing\" class=\"wp-block-heading\">\u0627\u0644\u062a\u062d\u0648\u0644 \u0627\u0644\u0631\u0642\u0645\u064a \u0641\u064a \u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0644\u0627\u0635\u0642\u0629 PVA<\/h2>\n\n\n\n<h3 id=\"ai-based-strength-prediction\" class=\"wp-block-heading\">\u0627\u0644\u062a\u0646\u0628\u0624 \u0628\u0627\u0644\u0642\u0648\u0629 \u0627\u0644\u0642\u0627\u0626\u0645 \u0639\u0644\u0649 \u0627\u0644\u0630\u0643\u0627\u0621 \u0627\u0644\u0627\u0635\u0637\u0646\u0627\u0639\u064a<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u062a\u0642\u062f\u0631 \u0646\u0645\u0627\u0630\u062c \u0627\u0644\u062a\u0639\u0644\u0645 \u0627\u0644\u0622\u0644\u064a \u0627\u0644\u0622\u0646 \u0645\u0627 \u064a\u0644\u064a:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0627\u062e\u062a\u0644\u0627\u0641 \u0642\u0648\u0629 \u0627\u0644\u0633\u0646\u062f\u0627\u062a<\/li>\n\n\n\n<li>\u062a\u062d\u0633\u064a\u0646 \u0648\u0642\u062a \u0627\u0644\u0639\u0644\u0627\u062c<\/li>\n\n\n\n<li>\u0631\u0633\u0645 \u062e\u0631\u0627\u0626\u0637 \u0627\u062d\u062a\u0645\u0627\u0644\u064a\u0629 \u0627\u0644\u0641\u0634\u0644<\/li>\n<\/ul>\n\n\n\n<h3 id=\"smart-manufacturing-systems\" class=\"wp-block-heading\">\u0623\u0646\u0638\u0645\u0629 \u0627\u0644\u062a\u0635\u0646\u064a\u0639 \u0627\u0644\u0630\u0643\u064a\u0629<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u063a\u0631\u0641 \u0627\u0644\u0645\u0639\u0627\u0644\u062c\u0629 \u0627\u0644\u062a\u064a \u062a\u062f\u0639\u0645 \u0625\u0646\u062a\u0631\u0646\u062a \u0627\u0644\u0623\u0634\u064a\u0627\u0621<\/li>\n\n\n\n<li>\u0645\u0631\u0627\u0642\u0628\u0629 \u0627\u0644\u0625\u062c\u0647\u0627\u062f \u0641\u064a \u0627\u0644\u0648\u0642\u062a \u0627\u0644\u062d\u0642\u064a\u0642\u064a<\/li>\n\n\n\n<li>\u0627\u0644\u0635\u064a\u0627\u0646\u0629 \u0627\u0644\u062a\u0646\u0628\u0624\u064a\u0629 \u0644\u0644\u062e\u0637\u0648\u0637 \u0627\u0644\u0644\u0627\u0635\u0642\u0629<\/li>\n<\/ul>\n\n\n\n<h2 id=\"procurement-selection-strategy-industrial-buyer-guide\" class=\"wp-block-heading\">\u0627\u0633\u062a\u0631\u0627\u062a\u064a\u062c\u064a\u0629 \u0627\u0644\u0634\u0631\u0627\u0621 \u0648\u0627\u0644\u0627\u062e\u062a\u064a\u0627\u0631<\/h2>\n\n\n\n<figure class=\"wp-block-image aligncenter size-large is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"512\" src=\"https:\/\/haofangchemicals.com\/wp-content\/uploads\/2025\/12\/img_09-1024x512.jpg\" alt=\"\" class=\"wp-image-122\" style=\"object-fit:cover;width:500px;height:400px\" srcset=\"https:\/\/haofangchemicals.com\/wp-content\/uploads\/2025\/12\/img_09-1024x512.jpg 1024w, https:\/\/haofangchemicals.com\/wp-content\/uploads\/2025\/12\/img_09-600x300.jpg 600w, https:\/\/haofangchemicals.com\/wp-content\/uploads\/2025\/12\/img_09-300x150.jpg 300w, https:\/\/haofangchemicals.com\/wp-content\/uploads\/2025\/12\/img_09-768x384.jpg 768w, https:\/\/haofangchemicals.com\/wp-content\/uploads\/2025\/12\/img_09-1536x768.jpg 1536w, https:\/\/haofangchemicals.com\/wp-content\/uploads\/2025\/12\/img_09-2048x1024.jpg 2048w, https:\/\/haofangchemicals.com\/wp-content\/uploads\/2025\/12\/img_09-1320x660.jpg 1320w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h3 id=\"step-1-define-application-environment\" class=\"wp-block-heading\">\u0627\u0644\u062e\u0637\u0648\u0629 1: \u062a\u062d\u062f\u064a\u062f \u0628\u064a\u0626\u0629 \u0627\u0644\u062a\u0637\u0628\u064a\u0642<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u062f\u0627\u062e\u0644\u064a \u062c\u0627\u0641<\/li>\n\n\n\n<li>\u062f\u0627\u062e\u0644\u064a \u0631\u0637\u0628<\/li>\n\n\n\n<li>\u0627\u0644\u062a\u0639\u0631\u0636 \u0627\u0644\u062e\u0627\u0631\u062c\u064a<\/li>\n<\/ul>\n\n\n\n<h3 id=\"step-2-select-adhesive-grade\" class=\"wp-block-heading\">\u0627\u0644\u062e\u0637\u0648\u0629 2: \u062d\u062f\u062f \u062f\u0631\u062c\u0629 \u0627\u0644\u0644\u0627\u0635\u0642<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0645\u0639\u064a\u0627\u0631 PVA \u2192 \u0627\u0644\u062e\u062f\u0645\u0629 \u0627\u0644\u062e\u0641\u064a\u0641\u0629<\/li>\n\n\n\n<li>Pva \u0627\u0644\u0645\u062a\u0634\u0627\u0628\u0643 \u2192 \u0627\u0644\u0623\u062b\u0627\u062b \u0627\u0644\u0635\u0646\u0627\u0639\u064a<\/li>\n\n\n\n<li>\u062a\u0639\u062f\u064a\u0644 PVA \u2192 \u0645\u0642\u0627\u0648\u0645\u0629 \u0627\u0644\u0631\u0637\u0648\u0628\u0629<\/li>\n<\/ul>\n\n\n\n<h3 id=\"step-3-verify-certification\" class=\"wp-block-heading\">\u0627\u0644\u062e\u0637\u0648\u0629 3: \u0627\u0644\u062a\u062d\u0642\u0642 \u0645\u0646 \u0627\u0644\u0634\u0647\u0627\u062f\u0629<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0627\u0644\u0627\u0645\u062a\u062b\u0627\u0644 ASTM<\/li>\n\n\n\n<li>\u062a\u0635\u0646\u064a\u0641 EN 204<\/li>\n\n\n\n<li>\u0623\u0646\u0638\u0645\u0629 \u0627\u0644\u062c\u0648\u062f\u0629 ISO<\/li>\n<\/ul>\n\n\n\n<h3 id=\"step-4-evaluate-total-lifecycle-cost\" class=\"wp-block-heading\">\u0627\u0644\u062e\u0637\u0648\u0629 4: \u062a\u0642\u064a\u064a\u0645 \u0625\u062c\u0645\u0627\u0644\u064a \u062a\u0643\u0644\u0641\u0629 \u062f\u0648\u0631\u0629 \u0627\u0644\u062d\u064a\u0627\u0629<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0631\u0643\u0632 \u0639\u0644\u0649:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u062a\u062e\u0641\u064a\u0636 \u0645\u0639\u062f\u0644 \u0627\u0644\u0641\u0634\u0644<\/li>\n\n\n\n<li>\u062a\u0643\u0644\u0641\u0629 \u0627\u0644\u0635\u064a\u0627\u0646\u0629<\/li>\n\n\n\n<li>\u0643\u0641\u0627\u0621\u0629 \u0627\u0644\u0625\u0646\u062a\u0627\u062c<\/li>\n<\/ul>\n\n\n\n<h2 id=\"final-engineering-conclusion-white-paper-summary\" class=\"wp-block-heading\">\u0627\u0644\u0627\u0633\u062a\u0646\u062a\u0627\u062c \u0627\u0644\u0647\u0646\u062f\u0633\u064a \u0627\u0644\u0646\u0647\u0627\u0626\u064a<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u0627\u0644 <strong><a href=\"https:\/\/haofangchemicals.com\/ar\/products\/\">\u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0644\u0627\u0635\u0642\u0629 pva<\/a><\/strong> \u064a\u0638\u0644 \u0627\u0644\u0646\u0638\u0627\u0645 \u0648\u0627\u062d\u062f\u064b\u0627 \u0645\u0646 \u062a\u0642\u0646\u064a\u0627\u062a \u0627\u0644\u062a\u0631\u0627\u0628\u0637 \u0627\u0644\u0623\u0643\u062b\u0631 \u0627\u0633\u062a\u062e\u062f\u0627\u0645\u064b\u0627 \u0639\u0644\u0649 \u0646\u0637\u0627\u0642 \u0648\u0627\u0633\u0639 \u0641\u064a \u0627\u0644\u062a\u0635\u0646\u064a\u0639 \u0627\u0644\u0639\u0627\u0644\u0645\u064a \u0646\u0638\u0631\u064b\u0627 \u0644\u062a\u0648\u0627\u0632\u0646\u0647 \u0628\u064a\u0646:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0643\u0641\u0627\u0621\u0629 \u0627\u0644\u062a\u0643\u0644\u0641\u0629<\/li>\n\n\n\n<li>\u0627\u0644\u0645\u0648\u062b\u0648\u0642\u064a\u0629 \u0627\u0644\u0645\u064a\u0643\u0627\u0646\u064a\u0643\u064a\u0629<\/li>\n\n\n\n<li>\u0627\u0644\u0633\u0644\u0627\u0645\u0629 \u0627\u0644\u0628\u064a\u0626\u064a\u0629<\/li>\n\n\n\n<li>\u0627\u0644\u0642\u062f\u0631\u0629 \u0639\u0644\u0649 \u0627\u0644\u062a\u0643\u064a\u0641 \u0627\u0644\u0639\u0645\u0644\u064a\u0629<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0645\u0646 \u0648\u062c\u0647\u0629 \u0646\u0638\u0631 \u0647\u0646\u062f\u0633\u064a\u0629\u060c \u064a\u0639\u062a\u0645\u062f \u0623\u062f\u0627\u0621 \u0642\u0648\u062a\u0647\u0627 \u0628\u0634\u0643\u0644 \u0643\u0628\u064a\u0631 \u0639\u0644\u0649:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u0635\u064a\u0627\u063a\u0629 \u0627\u0644\u0628\u0648\u0644\u064a\u0645\u0631<\/li>\n\n\n\n<li>\u0628\u064a\u0626\u0629 \u0627\u0644\u0645\u0639\u0627\u0644\u062c\u0629<\/li>\n\n\n\n<li>\u062a\u0648\u0627\u0641\u0642 \u0627\u0644\u0631\u0643\u064a\u0632\u0629<\/li>\n\n\n\n<li>\u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u062d\u0645\u0644 \u0648\u0646\u0648\u0639 \u0627\u0644\u0636\u063a\u0637<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">\u0623\u062f\u062a \u0627\u0644\u062a\u0637\u0648\u0631\u0627\u062a \u0627\u0644\u062d\u062f\u064a\u062b\u0629 \u0641\u064a \u0643\u064a\u0645\u064a\u0627\u0621 \u0627\u0644\u062a\u0634\u0627\u0628\u0643 \u0648\u0645\u0631\u0627\u0642\u0628\u0629 \u0627\u0644\u062c\u0648\u062f\u0629 \u0627\u0644\u0631\u0642\u0645\u064a\u0629 \u0625\u0644\u0649 \u062a\u062d\u0633\u064a\u0646 \u0623\u062f\u0627\u0626\u0647\u0627 \u0627\u0644\u0635\u0646\u0627\u0639\u064a \u0628\u0634\u0643\u0644 \u0643\u0628\u064a\u0631\u060c \u0645\u0645\u0627 \u062c\u0639\u0644 \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0644\u0627\u0635\u0642\u0629 PVA \u0645\u0627\u062f\u0629 \u0623\u0633\u0627\u0633\u064a\u0629 \u0641\u064a \u0635\u0646\u0627\u0639\u0627\u062a \u0627\u0644\u0646\u062c\u0627\u0631\u0629 \u0648\u0627\u0644\u062a\u0639\u0628\u0626\u0629 \u0648\u0627\u0644\u062a\u063a\u0644\u064a\u0641 \u0648\u0627\u0644\u0628\u0646\u0627\u0621 \u0627\u0644\u062e\u0641\u064a\u0641 \u0641\u064a \u062c\u0645\u064a\u0639 \u0623\u0646\u062d\u0627\u0621 \u0627\u0644\u0639\u0627\u0644\u0645.<\/p>\n\n\n\n<h2 id=\"frequently-asked-questions-extended-technical-faq\" class=\"wp-block-heading\">\u0627\u0644\u0623\u0633\u0626\u0644\u0629 \u0627\u0644\u0634\u0627\u0626\u0639\u0629<\/h2>\n\n\n\n<h3 id=\"what-is-the-strongest-pva-adhesive-formulation\" class=\"wp-block-heading\">\u0645\u0627 \u0647\u0648 \u0627\u0644\u0623\u0642\u0648\u0649 <a href=\"https:\/\/haofangchemicals.com\/ar\/products\/\">\u0644\u0627\u0635\u0642 PVA<\/a> \u0635\u064a\u0627\u063a\u0629\u061f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u062a\u0648\u0641\u0631 \u0623\u0646\u0638\u0645\u0629 \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0644\u0627\u0635\u0642\u0629 \u0627\u0644\u0645\u062a\u0634\u0627\u0628\u0643\u0629 pva \u0645\u0639 \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0645\u0636\u0627\u0641\u0629 \u0623\u0639\u0644\u0649 \u0642\u0648\u0629 \u0642\u0635 \u0648\u0634\u062f.<\/p>\n\n\n\n<h3 id=\"why-does-pva-lose-strength-in-humidity\" class=\"wp-block-heading\">\u0644\u0645\u0627\u0630\u0627 \u062a\u0641\u0642\u062f PVA \u0642\u0648\u062a\u0647\u0627 \u0641\u064a \u0627\u0644\u0631\u0637\u0648\u0628\u0629\u061f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u062a\u0639\u0637\u0644 \u062c\u0632\u064a\u0626\u0627\u062a \u0627\u0644\u0645\u0627\u0621 \u0627\u0644\u0631\u0648\u0627\u0628\u0637 \u0627\u0644\u0647\u064a\u062f\u0631\u0648\u062c\u064a\u0646\u064a\u0629 \u0641\u064a \u0633\u0644\u0627\u0633\u0644 \u0627\u0644\u0628\u0648\u0644\u064a\u0645\u0631\u060c \u0645\u0645\u0627 \u064a\u0642\u0644\u0644 \u0645\u0646 \u0627\u0644\u062a\u0645\u0627\u0633\u0643.<\/p>\n\n\n\n<h3 id=\"can-pva-replace-epoxy-in-industrial-use\" class=\"wp-block-heading\">\u0647\u0644 \u064a\u0645\u0643\u0646 \u0644\u0640 PVA \u0623\u0646 \u064a\u062d\u0644 \u0645\u062d\u0644 \u0627\u0644\u0625\u064a\u0628\u0648\u0643\u0633\u064a \u0641\u064a \u0627\u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u0635\u0646\u0627\u0639\u064a\u061f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0644\u0627\u060c \u0648\u0644\u0643\u0646\u0647 \u0623\u0643\u062b\u0631 \u0641\u0639\u0627\u0644\u064a\u0629 \u0645\u0646 \u062d\u064a\u062b \u0627\u0644\u062a\u0643\u0644\u0641\u0629 \u0628\u0627\u0644\u0646\u0633\u0628\u0629 \u0644\u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u063a\u064a\u0631 \u0627\u0644\u0647\u064a\u0643\u0644\u064a\u0629.<\/p>\n\n\n\n<h3 id=\"what-is-the-typical-lifespan-of-pva-bonds\" class=\"wp-block-heading\">\u0645\u0627 \u0647\u0648 \u0627\u0644\u0639\u0645\u0631 \u0627\u0644\u0646\u0645\u0648\u0630\u062c\u064a \u0644\u0633\u0646\u062f\u0627\u062a PVA\u061f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">10.50 \u0633\u0646\u0629 \u062d\u0633\u0628 \u0627\u0644\u0628\u064a\u0626\u0629 \u0648\u0638\u0631\u0648\u0641 \u0627\u0644\u062a\u062d\u0645\u064a\u0644.<\/p>\n\n\n\n<h3 id=\"how-is-pva-strength-measured-in-factories\" class=\"wp-block-heading\">\u0643\u064a\u0641 \u064a\u062a\u0645 \u0642\u064a\u0627\u0633 \u0642\u0648\u0629 PVA \u0641\u064a \u0627\u0644\u0645\u0635\u0627\u0646\u0639\u061f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0622\u0644\u0627\u062a \u0627\u062e\u062a\u0628\u0627\u0631 \u0627\u0644\u0634\u062f \u0648\u0627\u0644\u0642\u0635 \u0627\u0644\u0642\u064a\u0627\u0633\u064a\u0629 ASTM \u0648ISO.<\/p>","protected":false},"excerpt":{"rendered":"<p>\u062f\u0644\u064a\u0644 \u0627\u062e\u062a\u0628\u0627\u0631 \u0642\u0648\u0629 \u0627\u0644\u0645\u0648\u0627\u062f \u0627\u0644\u0644\u0627\u0635\u0642\u0629 PVA \u064a\u063a\u0637\u064a \u0623\u062f\u0627\u0621 \u0627\u0644\u0634\u062f \u0648\u0627\u0644\u0642\u0635 \u0648\u0627\u0644\u062a\u0642\u0634\u064a\u0631 \u0644\u062a\u0637\u0628\u064a\u0642\u0627\u062a \u0627\u0644\u0623\u062e\u0634\u0627\u0628 \u0627\u0644\u0635\u0646\u0627\u0639\u064a\u0629 \u0648\u0627\u0644\u062a\u063a\u0644\u064a\u0641.<\/p>","protected":false},"author":1,"featured_media":1053,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[48],"tags":[],"class_list":["post-1050","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"_links":{"self":[{"href":"https:\/\/haofangchemicals.com\/ar\/wp-json\/wp\/v2\/posts\/1050","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/haofangchemicals.com\/ar\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/haofangchemicals.com\/ar\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/haofangchemicals.com\/ar\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/haofangchemicals.com\/ar\/wp-json\/wp\/v2\/comments?post=1050"}],"version-history":[{"count":2,"href":"https:\/\/haofangchemicals.com\/ar\/wp-json\/wp\/v2\/posts\/1050\/revisions"}],"predecessor-version":[{"id":1075,"href":"https:\/\/haofangchemicals.com\/ar\/wp-json\/wp\/v2\/posts\/1050\/revisions\/1075"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/haofangchemicals.com\/ar\/wp-json\/wp\/v2\/media\/1053"}],"wp:attachment":[{"href":"https:\/\/haofangchemicals.com\/ar\/wp-json\/wp\/v2\/media?parent=1050"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/haofangchemicals.com\/ar\/wp-json\/wp\/v2\/categories?post=1050"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/haofangchemicals.com\/ar\/wp-json\/wp\/v2\/tags?post=1050"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}