{"id":1271,"date":"2026-01-29T23:51:18","date_gmt":"2026-01-29T23:51:18","guid":{"rendered":"https:\/\/www.gelbotest.com\/?p=1271"},"modified":"2026-01-29T23:51:34","modified_gmt":"2026-01-29T23:51:34","slug":"effect-of-flexing-on-barrier-properties-test-method","status":"publish","type":"post","link":"https:\/\/www.gelbotest.com\/ne\/effect-of-flexing-on-barrier-properties-test-method\/","title":{"rendered":"\u092c\u093e\u0927\u093e \u0917\u0941\u0923\u0939\u0930\u0942\u092e\u093e \u0932\u091a\u0915\u0924\u093e\u0915\u094b \u092a\u094d\u0930\u092d\u093e\u0935: \u091c\u0947\u0932\u092c\u094b \u092b\u094d\u0932\u0947\u0915\u094d\u0938 \u092a\u0930\u0940\u0915\u094d\u0937\u0923 \u0930 ASTM F392"},"content":{"rendered":"<p data-start=\"415\" data-end=\"976\">\u0932\u091a\u093f\u0932\u094b \u092a\u094d\u092f\u093e\u0915\u0947\u091c\u093f\u0919 \u0938\u093e\u092e\u0917\u094d\u0930\u0940\u0939\u0930\u0942\u0915\u094b \u091f\u093f\u0915\u093e\u0909\u092a\u0928 \u092e\u0942\u0932\u094d\u092f\u093e\u0919\u094d\u0915\u0928 \u0917\u0930\u094d\u0926\u093e, \u0935\u093f\u0936\u0947\u0937 \u0917\u0930\u0940 \u0905\u0935\u0930\u094b\u0927 \u0938\u0941\u0930\u0915\u094d\u0937\u093e\u0915\u093e \u0932\u093e\u0917\u093f \u092a\u094d\u0930\u092f\u094b\u0917 \u0917\u0930\u093f\u0928\u0947 \u0938\u093e\u092e\u0917\u094d\u0930\u0940\u0939\u0930\u0942\u0915\u094b, \u092c\u093e\u0930\u092e\u094d\u092c\u093e\u0930 \u092e\u094b\u0921\u093f\u0928\u0941\u0932\u0947 \u0938\u093e\u092e\u0917\u094d\u0930\u0940\u0915\u094b \u0915\u093e\u0930\u094d\u092f\u0938\u092e\u094d\u092a\u093e\u0926\u0928\u092e\u093e \u0915\u0938\u094d\u0924\u094b \u092a\u094d\u0930\u092d\u093e\u0935 \u092a\u093e\u0930\u094d\u091b \u092d\u0928\u0947\u0930 \u092e\u0942\u0932\u094d\u092f\u093e\u0919\u094d\u0915\u0928 \u0917\u0930\u094d\u0928\u0941 \u0905\u0924\u094d\u092f\u0928\u094d\u0924 \u092e\u0939\u0924\u094d\u0935\u092a\u0942\u0930\u094d\u0923 \u0939\u0941\u0928\u094d\u091b\u0964 <strong data-start=\"624\" data-end=\"643\">\u0917\u0947\u0932\u092c\u094b \u092b\u094d\u0932\u0947\u0915\u094d\u0938 \u092a\u0930\u0940\u0915\u094d\u0937\u0923<\/strong> \u0928\u093f\u0930\u094d\u0927\u093e\u0930\u093f\u0924 \u0917\u0930\u094d\u0928\u0915\u094b \u0932\u093e\u0917\u093f \u090f\u0915 \u092d\u0930\u092a\u0930\u094d\u0926\u094b \u0935\u093f\u0927\u093f \u0939\u094b <strong data-start=\"681\" data-end=\"728\">\u092c\u093e\u0927\u093e \u0917\u0941\u0923\u0939\u0930\u0942\u092e\u093e \u0932\u091a\u0915\u0924\u093e\u0915\u094b \u092a\u094d\u0930\u092d\u093e\u0935<\/strong>, \u091c\u0938\u094d\u0924\u0948 \u0917\u094d\u092f\u093e\u0938 \u0930 \u0906\u0930\u094d\u0926\u094d\u0930\u0924\u093e \u092a\u093e\u0930\u0917\u092e \u0926\u0930\u0939\u0930\u0942, \u091c\u0941\u0928 \u092a\u094d\u092f\u093e\u0915\u0947\u091c\u093f\u0919\u0915\u094b \u0905\u0916\u0923\u094d\u0921\u0924\u093e\u0915\u093e \u0932\u093e\u0917\u093f \u0905\u0924\u094d\u092f\u093e\u0935\u0936\u094d\u092f\u0915 \u091b\u0928\u094d\u0964 ASTM F392, \u091c\u0941\u0928 \u092f\u0938 \u092a\u0930\u0940\u0915\u094d\u0937\u0923\u0915\u093e \u092a\u094d\u0930\u0915\u094d\u0930\u093f\u092f\u093e\u0939\u0930\u0942\u0915\u094b \u0930\u0942\u092a\u0930\u0947\u0916\u093e \u092a\u094d\u0930\u0938\u094d\u0924\u0941\u0924 \u0917\u0930\u094d\u0928\u0947 \u090f\u0915 \u092e\u093e\u0928\u0915 \u0939\u094b, \u092e\u0942\u0932\u094d\u092f\u093e\u0919\u094d\u0915\u0928\u0915\u093e \u0932\u093e\u0917\u093f \u090f\u0915 \u0935\u094d\u092f\u093e\u092a\u0915 \u0930\u0942\u092a\u0930\u0947\u0916\u093e \u092a\u094d\u0930\u0926\u093e\u0928 \u0917\u0930\u094d\u0926\u091b\u0964 <strong data-start=\"931\" data-end=\"950\">\u092b\u094d\u0932\u0947\u0915\u094d\u0938 \u091f\u093f\u0915\u093e\u0909\u092a\u0928<\/strong> \u0935\u093f\u092d\u093f\u0928\u094d\u0928 \u0905\u0935\u0938\u094d\u0925\u093e\u0939\u0930\u0942\u092e\u093e.<\/p>\n<p data-start=\"978\" data-end=\"1211\">\u092f\u094b \u0932\u0947\u0916\u0932\u0947 ... \u0915\u094b \u090f\u0915 \u0935\u093f\u0938\u094d\u0924\u0943\u0924 \u092a\u0930\u093f\u091a\u092f \u092a\u094d\u0930\u0926\u093e\u0928 \u0917\u0930\u094d\u0928\u0947\u091b\u0964 <strong data-start=\"1035\" data-end=\"1054\">\u0917\u0947\u0932\u092c\u094b \u092b\u094d\u0932\u0947\u0915\u094d\u0938 \u092a\u0930\u0940\u0915\u094d\u0937\u0923<\/strong>, \u092f\u0938\u0915\u094b \u0915\u093e\u0930\u094d\u092f\u092a\u094d\u0930\u0923\u093e\u0932\u0940, \u0909\u0932\u094d\u0932\u093f\u0916\u093f\u0924 \u092e\u093e\u092a\u0926\u0923\u094d\u0921\u0939\u0930\u0942 <strong data-start=\"1099\" data-end=\"1112\">ASTM F392 \u0932\u0947\u092c\u0932<\/strong>, \u0930 \u092f\u0938\u0932\u0947 \u0915\u0938\u0930\u0940 \u0932\u091a\u093f\u0932\u094b \u092a\u094d\u092f\u093e\u0915\u0947\u091c\u093f\u0919 \u0938\u093e\u092e\u0917\u094d\u0930\u0940\u0939\u0930\u0942\u0915\u094b \u0917\u0941\u0923\u0938\u094d\u0924\u0930 \u0930 \u091f\u093f\u0915\u093e\u0909\u092a\u0928 \u0938\u0941\u0928\u093f\u0936\u094d\u091a\u093f\u0924 \u0917\u0930\u094d\u0928 \u0928\u093f\u0930\u094d\u092e\u093e\u0924\u093e\u0939\u0930\u0942\u0932\u093e\u0908 \u092e\u0926\u094d\u0926\u0924 \u0917\u0930\u094d\u091b\u0964.<\/p>\n<h2 data-start=\"1213\" data-end=\"1275\">\u0917\u0947\u0932\u092c\u094b \u0932\u091a\u0915\u0924\u093e \u092a\u0930\u0940\u0915\u094d\u0937\u0923 \u0930 \u0932\u091a\u0915\u0924\u093e \u091f\u093f\u0915\u093e\u0909\u092a\u0928: ASTM F392 \u092e\u093e\u0928\u0915<\/h2>\n<h3 data-start=\"1277\" data-end=\"1302\">ASTM F392 \u0915\u094b \u0938\u093f\u0902\u0939\u093e\u0935\u0932\u094b\u0915\u0928<\/h3>\n<p data-start=\"1304\" data-end=\"1736\"><a href=\"https:\/\/www.astm.org\/f0392_f0392m-21.html\"><strong data-start=\"1304\" data-end=\"1317\">ASTM F392 \u0932\u0947\u092c\u0932<\/strong><\/a> \u0932\u091a\u093f\u0932\u094b \u0905\u0935\u0930\u094b\u0927\u0915 \u0938\u093e\u092e\u0917\u094d\u0930\u0940\u0939\u0930\u0942\u0915\u094b \u0932\u091a\u0915 \u092a\u094d\u0930\u0924\u093f\u0930\u094b\u0927 \u0928\u093f\u0930\u094d\u0927\u093e\u0930\u0923 \u0917\u0930\u094d\u0928\u0947 \u092e\u093e\u0928\u0915 \u0905\u092d\u094d\u092f\u093e\u0938 \u0939\u094b\u0964 \u092f\u0938\u0932\u0947 \u0928\u093f\u0930\u094d\u0927\u093e\u0930\u0923\u0915\u093e \u0932\u093e\u0917\u093f \u0932\u091a\u093f\u0932\u094b \u0938\u093e\u092e\u0917\u094d\u0930\u0940\u0939\u0930\u0942\u0932\u093e\u0908 \u0915\u0938\u0930\u0940 \u0905\u0935\u0938\u094d\u0925\u093e \u0924\u092f\u093e\u0930 \u0917\u0930\u094d\u0928\u0947 \u092d\u0928\u094d\u0928\u0947 \u0915\u0941\u0930\u093e \u0928\u093f\u0930\u094d\u0926\u093f\u0937\u094d\u091f \u0917\u0930\u094d\u0926\u091b\u0964 <strong data-start=\"1484\" data-end=\"1503\">\u092b\u094d\u0932\u0947\u0915\u094d\u0938 \u091f\u093f\u0915\u093e\u0909\u092a\u0928<\/strong> \u0930 \u0938\u093e\u092e\u0917\u094d\u0930\u0940\u092e\u093e \u0932\u091a\u0915\u0924\u093e\u0915\u093e \u092a\u094d\u0930\u092d\u093e\u0935\u0939\u0930\u0942 <strong data-start=\"1549\" data-end=\"1571\">\u092c\u093e\u0927\u093e \u0917\u0941\u0923\u0939\u0930\u0942<\/strong>. \u092f\u094b \u092a\u0930\u0940\u0915\u094d\u0937\u0923 \u0935\u093f\u0936\u0947\u0937 \u0917\u0930\u0940 \u0924\u0940 \u0909\u0924\u094d\u092a\u093e\u0926\u0928\u0939\u0930\u0942\u092e\u093e \u092a\u094d\u0930\u092f\u094b\u0917 \u0939\u0941\u0928\u0947 \u092a\u094d\u092f\u093e\u0915\u0947\u091c\u093f\u0919 \u0938\u093e\u092e\u0917\u094d\u0930\u0940\u0939\u0930\u0942\u0915\u093e \u0932\u093e\u0917\u093f \u092e\u0939\u0924\u094d\u0935\u092a\u0942\u0930\u094d\u0923 \u091b \u091c\u0939\u093e\u0901 \u0928\u092e\u0940 \u0935\u093e \u0917\u094d\u092f\u093e\u0938\u092c\u093e\u091f \u0938\u0941\u0930\u0915\u094d\u0937\u093e \u0905\u0924\u094d\u092f\u093e\u0935\u0936\u094d\u092f\u0915 \u0939\u0941\u0928\u094d\u091b, \u091c\u0938\u094d\u0924\u0948 \u0916\u093e\u0926\u094d\u092f \u0935\u093e \u0914\u0937\u0927\u093f \u092a\u094d\u092f\u093e\u0915\u0947\u091c\u093f\u0919\u0964.<\/p>\n<p data-start=\"1738\" data-end=\"2162\">\u092e\u093e <strong data-start=\"1745\" data-end=\"1764\">\u0917\u0947\u0932\u092c\u094b \u092b\u094d\u0932\u0947\u0915\u094d\u0938 \u092a\u0930\u0940\u0915\u094d\u0937\u0923<\/strong>, \u090f\u0915 \u0932\u091a\u093f\u0932\u094b \u092a\u0926\u093e\u0930\u094d\u0925\u0915\u094b \u0928\u092e\u0942\u0928\u093e \u092e\u093e\u0928\u0915 \u0905\u0935\u0938\u094d\u0925\u093e\u0939\u0930\u0942\u092e\u093e \u091d\u0941\u0915\u093e\u0907\u0915\u094b \u090f\u0915 \u0936\u094d\u0930\u0943\u0902\u0916\u0932\u093e \u0915\u094d\u0930\u093f\u092f\u093e\u0939\u0930\u0942\u0915\u094b \u0905\u0927\u0940\u0928\u092e\u093e \u092a\u0930\u094d\u0926\u091b\u0964 <strong data-start=\"1867\" data-end=\"1885\">\u092b\u094d\u0932\u0947\u0915\u094d\u0938\u093f\u0919 \u090f\u0915\u094d\u0938\u0928<\/strong> \u0938\u093e\u092e\u093e\u0928\u094d\u092f\u0924\u092f\u093e \u092f\u0938\u092e\u093e \u0918\u0941\u092e\u093e\u0909\u0928\u0947 \u0917\u0924\u093f \u0930 \u0924\u094d\u092f\u0938\u092a\u091b\u093f \u0924\u0947\u0930\u094d\u0938\u094b \u0917\u0924\u093f \u0938\u092e\u093e\u0935\u0947\u0936 \u0939\u0941\u0928\u094d\u091b, \u091c\u0938\u0932\u0947 \u0922\u0941\u0935\u093e\u0928\u0940 \u0930 \u0939\u094d\u092f\u093e\u0928\u094d\u0921\u0932\u093f\u0919\u0915\u094b \u0915\u094d\u0930\u092e\u092e\u093e \u092a\u094d\u092f\u093e\u0915\u0947\u091c\u093f\u0919 \u0938\u093e\u092e\u0917\u094d\u0930\u0940\u0939\u0930\u0942\u0932\u0947 \u092d\u094b\u0917\u094d\u0928\u0947 \u092d\u094c\u0924\u093f\u0915 \u0924\u0928\u093e\u0935\u0939\u0930\u0942\u0932\u093e\u0908 \u0926\u094b\u0939\u094b\u0930\u094d\u092f\u093e\u0909\u0901\u091b\u0964 <strong data-start=\"2064\" data-end=\"2092\">\u092e\u094b\u0921\u093f\u0928\u0947 \u091a\u0915\u094d\u0930\u0939\u0930\u0942\u0915\u094b \u0938\u0902\u0916\u094d\u092f\u093e<\/strong> \u092a\u0930\u0940\u0915\u094d\u0937\u0923\u0915\u093e \u0905\u0935\u0938\u094d\u0925\u093e\u0939\u0930\u0942 \u0930 \u092a\u0930\u0940\u0915\u094d\u0937\u0923 \u0917\u0930\u093f\u0901\u0926\u0948 \u0917\u0930\u0947\u0915\u094b \u092a\u0926\u093e\u0930\u094d\u0925\u092e\u093e \u0928\u093f\u0930\u094d\u092d\u0930 \u0917\u0930\u094d\u0926\u0948 \u092b\u0930\u0915 \u0939\u0941\u0928\u094d\u091b\u0964.<\/p>\n<h3 data-start=\"2955\" data-end=\"3012\">\u092c\u093e\u0927\u093e \u0917\u0941\u0923\u0939\u0930\u0942\u092e\u093e \u0932\u091a\u0915\u0924\u093e\u0915\u094b \u092a\u094d\u0930\u092d\u093e\u0935\u0915\u094b \u092e\u093e\u092a\u0928<\/h3>\n<p data-start=\"3014\" data-end=\"3414\">\u0926 <strong data-start=\"3018\" data-end=\"3037\">\u0917\u0947\u0932\u092c\u094b \u092b\u094d\u0932\u0947\u0915\u094d\u0938 \u092a\u0930\u0940\u0915\u094d\u0937\u0923<\/strong> \u092e\u0941\u0916\u094d\u092f \u0930\u0942\u092a\u092e\u093e \u0915\u0947\u0928\u094d\u0926\u094d\u0930\u093f\u0924 \u091b <strong data-start=\"3059\" data-end=\"3081\">\u092c\u093e\u0927\u093e \u0917\u0941\u0923\u0939\u0930\u0942<\/strong>, \u091c\u0938\u092e\u093e \u0917\u094d\u092f\u093e\u0938 \u0930 \u0906\u0930\u094d\u0926\u094d\u0930\u0924\u093e \u092a\u093e\u0930\u0917\u092e \u0926\u0930\u0939\u0930\u0942 \u0938\u092e\u093e\u0935\u0947\u0936 \u091b\u0928\u094d\u0964 \u092e\u094b\u0921\u093f\u0928\u0932\u0947 \u092a\u094d\u092f\u093e\u0915\u0947\u091c\u093f\u0919 \u0938\u093e\u092e\u0917\u094d\u0930\u0940\u0939\u0930\u0942\u092e\u093e \u0938\u093e\u0928\u093e \u092a\u094d\u0935\u093e\u0932 \u0935\u093e \u0926\u0930\u093e\u0930\u0939\u0930\u0942 \u0909\u0924\u094d\u092a\u0928\u094d\u0928 \u0917\u0930\u094d\u0928 \u0938\u0915\u094d\u091b, \u091c\u0938\u0932\u0947 \u0924\u093f\u0928\u0940\u0939\u0930\u0942\u0915\u094b \u092a\u094d\u0930\u092d\u093e\u0935\u0915\u093e\u0930\u0940 \u0905\u0935\u0930\u094b\u0927\u0915\u0915\u094b \u0930\u0942\u092a\u092e\u093e \u0915\u093e\u092e \u0917\u0930\u094d\u0928\u0947 \u0915\u094d\u0937\u092e\u0924\u093e\u0932\u093e\u0908 \u0915\u092e\u091c\u094b\u0930 \u092c\u0928\u093e\u0909\u0901\u091b\u0964 \u0928\u093f\u092f\u0928\u094d\u0924\u094d\u0930\u093f\u0924 \u0905\u0935\u0938\u094d\u0925\u093e\u092e\u093e \u092e\u094b\u0921\u093f\u0928\u0947 \u0915\u094d\u0930\u093f\u092f\u093e \u0932\u093e\u0917\u0942 \u0917\u0930\u0947\u0930, \u092a\u0930\u0940\u0915\u094d\u0937\u0923\u0932\u0947 \u092e\u093e\u092a\u0928 \u0917\u0930\u094d\u091b <strong data-start=\"3355\" data-end=\"3384\">\u092c\u093e\u0927\u093e \u0905\u0916\u0923\u094d\u0921\u0924\u093e\u0915\u094b \u0915\u094d\u0937\u0924\u093f<\/strong> \u090f\u0915 \u0928\u093f\u0936\u094d\u091a\u093f\u0924 \u0938\u0902\u0916\u094d\u092f\u093e\u0915\u093e \u091a\u0915\u094d\u0930\u0939\u0930\u0942 \u092a\u091b\u093f.<\/p>\n<p data-start=\"3416\" data-end=\"3793\">\u092a\u0930\u0940\u0915\u094d\u0937\u0923\u0915\u093e \u092a\u0930\u093f\u0923\u093e\u092e\u0939\u0930\u0942\u0932\u0947 \u0938\u093e\u092e\u0917\u094d\u0930\u0940\u0915\u094b \u0915\u0924\u093f \u0939\u094b \u092d\u0928\u094d\u0928\u0947 \u0915\u0941\u0930\u093e \u092a\u094d\u0930\u0915\u091f \u0917\u0930\u094d\u0928 \u0938\u0915\u094d\u091b\u0928\u094d\u0964 <strong data-start=\"3468\" data-end=\"3490\">\u092c\u093e\u0927\u093e \u0917\u0941\u0923\u0939\u0930\u0942<\/strong> \u0932\u091a\u0915\u0924\u093e\u0938\u0901\u0917\u0948 \u092c\u093f\u0917\u094d\u0930\u0928\u0941, \u092a\u0926\u093e\u0930\u094d\u0925\u0915\u094b \u092c\u093e\u0930\u0947\u092e\u093e \u092e\u0942\u0932\u094d\u092f\u0935\u093e\u0928 \u0905\u0928\u094d\u0924\u0930\u0926\u0943\u0937\u094d\u091f\u093f \u092a\u094d\u0930\u0926\u093e\u0928 \u0917\u0930\u094d\u0926\u0948\u0964 <strong data-start=\"3560\" data-end=\"3585\">\u0926\u0940\u0930\u094d\u0918\u0915\u093e\u0932\u0940\u0928 \u092a\u094d\u0930\u0926\u0930\u094d\u0936\u0928<\/strong>. \u0928\u093f\u0930\u094d\u092e\u093e\u0924\u093e\u0939\u0930\u0942\u0932\u0947 \u092f\u0940 \u092a\u0930\u093f\u0923\u093e\u092e\u0939\u0930\u0942 \u092a\u094d\u0930\u092f\u094b\u0917 \u0917\u0930\u0947\u0930 \u0915\u0941\u0928\u0948 \u0935\u093f\u0936\u0947\u0937 \u0938\u093e\u092e\u0917\u094d\u0930\u0940 \u0916\u093e\u0926\u094d\u092f, \u091a\u093f\u0915\u093f\u0924\u094d\u0938\u093e \u0909\u092a\u0915\u0930\u0923 \u0935\u093e \u0914\u0937\u0927\u093f\u091c\u0938\u094d\u0924\u093e \u0938\u0902\u0935\u0947\u0926\u0928\u0936\u0940\u0932 \u0909\u0924\u094d\u092a\u093e\u0926\u0928\u0939\u0930\u0942\u0915\u094b \u092a\u094d\u092f\u093e\u0915\u0947\u091c\u093f\u0919\u091c\u0938\u094d\u0924\u093e \u0935\u093f\u0936\u093f\u0937\u094d\u091f \u0905\u0928\u0941\u092a\u094d\u0930\u092f\u094b\u0917\u0939\u0930\u0942\u0915\u093e \u0932\u093e\u0917\u093f \u0909\u092a\u092f\u0941\u0915\u094d\u0924 \u091b \u0915\u093f \u091b\u0948\u0928 \u0928\u093f\u0930\u094d\u0927\u093e\u0930\u0923 \u0917\u0930\u094d\u0928 \u0938\u0915\u094d\u091b\u0928\u094d\u0964.<\/p>\n<h3 data-start=\"3795\" data-end=\"3842\">\u0917\u0947\u0932\u092c\u094b \u092b\u094d\u0932\u0947\u0915\u094d\u0938 \u092a\u0930\u0940\u0915\u094d\u0937\u0923\u0915\u094b \u092e\u0939\u0924\u094d\u0924\u094d\u0935 \u0930 \u092a\u094d\u0930\u092f\u094b\u0917<\/h3>\n<p data-start=\"3844\" data-end=\"4265\">\u0926 <strong data-start=\"3848\" data-end=\"3867\">\u0917\u0947\u0932\u092c\u094b \u092b\u094d\u0932\u0947\u0915\u094d\u0938 \u092a\u0930\u0940\u0915\u094d\u0937\u0923<\/strong> \u0928\u093f\u0930\u094d\u0927\u093e\u0930\u093f\u0924 \u0917\u0930\u094d\u0928\u0915\u093e \u0932\u093e\u0917\u093f \u0905\u0924\u094d\u092f\u093e\u0935\u0936\u094d\u092f\u0915 \u091b <strong data-start=\"3905\" data-end=\"3924\">\u092b\u094d\u0932\u0947\u0915\u094d\u0938 \u091f\u093f\u0915\u093e\u0909\u092a\u0928<\/strong> \u0932\u091a\u093f\u0932\u094b \u092a\u094d\u092f\u093e\u0915\u0947\u091c\u093f\u0919 \u0938\u093e\u092e\u0917\u094d\u0930\u0940\u0939\u0930\u0942\u0915\u094b\u0964 \u092f\u094b \u092a\u094d\u0930\u093e\u092f\u0903 \u092e\u0942\u0932\u094d\u092f\u093e\u0919\u094d\u0915\u0928 \u0917\u0930\u094d\u0928 \u092a\u094d\u0930\u092f\u094b\u0917 \u0917\u0930\u093f\u0928\u094d\u091b\u0964 <strong data-start=\"3998\" data-end=\"4045\">\u092c\u093e\u0927\u093e \u0917\u0941\u0923\u0939\u0930\u0942\u092e\u093e \u0932\u091a\u0915\u0924\u093e\u0915\u094b \u092a\u094d\u0930\u092d\u093e\u0935<\/strong> \u0938\u093e\u092e\u093e\u0928\u094d\u092f \u092a\u094d\u0930\u092f\u094b\u0917 \u0935\u093e \u0922\u0941\u0935\u093e\u0928\u0940\u0915\u094b \u0915\u094d\u0930\u092e\u092e\u093e \u092c\u093e\u0930\u092e\u094d\u092c\u093e\u0930 \u092e\u094b\u0921\u093f\u0928\u0947, \u0918\u0941\u092e\u093e\u0907\u0928\u0947 \u0935\u093e \u0926\u092c\u093e\u0907\u0928\u0947 \u0938\u093e\u092e\u0917\u094d\u0930\u0940\u0939\u0930\u0942\u092e\u093e\u0964 \u092f\u0938\u092e\u093e \u092a\u094d\u0932\u093e\u0938\u094d\u091f\u093f\u0915 \u092b\u093f\u0932\u094d\u092e\u0939\u0930\u0942, \u092c\u0939\u0941-\u092a\u0930\u0924 \u0938\u0902\u0930\u091a\u0928\u093e\u0939\u0930\u0942 \u0930 \u0905\u0928\u094d\u092f \u0932\u091a\u093f\u0932\u094b \u092a\u094d\u092f\u093e\u0915\u0947\u091c\u093f\u0919\u0915\u093e \u0905\u0935\u092f\u0935\u0939\u0930\u0942 \u091c\u0938\u094d\u0924\u093e \u0938\u093e\u092e\u0917\u094d\u0930\u0940\u0939\u0930\u0942 \u0938\u092e\u093e\u0935\u0947\u0936 \u091b\u0928\u094d\u0964.<\/p>\n<ul data-start=\"4267\" data-end=\"4871\">\n<li data-start=\"4267\" data-end=\"4464\">\n<p data-start=\"4269\" data-end=\"4464\"><strong data-start=\"4269\" data-end=\"4288\">\u0917\u0941\u0923\u0938\u094d\u0924\u0930 \u0928\u093f\u092f\u0928\u094d\u0924\u094d\u0930\u0923<\/strong>: \u0928\u093f\u092f\u092e\u093f\u0924 \u0930\u0942\u092a\u092e\u093e \u0938\u091e\u094d\u091a\u093e\u0932\u0928 \u0917\u0930\u0947\u0930 <strong data-start=\"4318\" data-end=\"4337\">\u0917\u0947\u0932\u092c\u094b \u092b\u094d\u0932\u0947\u0915\u094d\u0938 \u092a\u0930\u0940\u0915\u094d\u0937\u0923<\/strong>, \u0928\u093f\u0930\u094d\u092e\u093e\u0924\u093e\u0939\u0930\u0942\u0932\u0947 \u0906\u092b\u094d\u0928\u093e \u0938\u093e\u092e\u0917\u094d\u0930\u0940\u0939\u0930\u0942\u0915\u094b \u091f\u093f\u0915\u093e\u0909\u092a\u0928 \u0905\u0928\u0941\u0917\u092e\u0928 \u0917\u0930\u094d\u0928 \u0930 \u0924\u093f\u0928\u0940\u0939\u0930\u0942\u0932\u0947 \u092a\u094d\u0930\u0926\u0930\u094d\u0936\u0928\u0915\u093e \u0932\u093e\u0917\u093f \u0906\u0935\u0936\u094d\u092f\u0915 \u0935\u093f\u0936\u093f\u0937\u094d\u091f\u0924\u093e\u0939\u0930\u0942 \u092a\u0942\u0930\u093e \u0917\u0930\u094d\u091b\u0928\u094d \u092d\u0928\u0940 \u0938\u0941\u0928\u093f\u0936\u094d\u091a\u093f\u0924 \u0917\u0930\u094d\u0928 \u0938\u0915\u094d\u091b\u0928\u094d\u0964.<\/p>\n<\/li>\n<li data-start=\"4465\" data-end=\"4673\">\n<p data-start=\"4467\" data-end=\"4673\"><strong data-start=\"4467\" data-end=\"4495\">\u0905\u0928\u0941\u0938\u0928\u094d\u0927\u093e\u0928 \u0930 \u0935\u093f\u0915\u093e\u0938<\/strong>\u092f\u094b \u092a\u0930\u0940\u0915\u094d\u0937\u0923 \u0905\u0928\u0941\u0938\u0928\u094d\u0927\u093e\u0928 \u0930 \u0935\u093f\u0915\u093e\u0938\u092e\u093e \u092a\u0928\u093f \u092e\u0942\u0932\u094d\u092f\u0935\u093e\u0928 \u091b, \u091c\u0938\u0932\u0947 \u0935\u093f\u092d\u093f\u0928\u094d\u0928 \u0932\u091a\u0915\u0924\u093e \u0905\u0935\u0938\u094d\u0925\u093e\u0939\u0930\u0942\u0932\u0947 \u0905\u0935\u0930\u094b\u0927\u0915 \u0917\u0941\u0923\u0939\u0930\u0942\u092e\u093e \u0915\u0938\u0930\u0940 \u092a\u094d\u0930\u092d\u093e\u0935 \u092a\u093e\u0930\u094d\u091b \u092d\u0928\u094d\u0928\u0947 \u092c\u0941\u091d\u0947\u0930 \u0928\u093f\u0930\u094d\u092e\u093e\u0924\u093e\u0939\u0930\u0942\u0932\u093e\u0908 \u0928\u092f\u093e\u0901 \u0938\u093e\u092e\u0917\u094d\u0930\u0940 \u0935\u093f\u0915\u093e\u0938 \u0917\u0930\u094d\u0928 \u0935\u093e \u0935\u093f\u0926\u094d\u092f\u092e\u093e\u0928 \u0938\u093e\u092e\u0917\u094d\u0930\u0940\u0939\u0930\u0942\u092e\u093e \u0938\u0941\u0927\u093e\u0930 \u0917\u0930\u094d\u0928 \u092e\u0926\u094d\u0926\u0924 \u0917\u0930\u094d\u0926\u091b\u0964.<\/p>\n<\/li>\n<li data-start=\"4674\" data-end=\"4871\">\n<p data-start=\"4676\" data-end=\"4871\"><strong data-start=\"4676\" data-end=\"4699\">\u0938\u093e\u092e\u0917\u094d\u0930\u0940 \u0924\u0941\u0932\u0928\u093e<\/strong>: \u092f\u094b \u092a\u0930\u0940\u0915\u094d\u0937\u0923\u0932\u0947 \u0935\u093f\u092d\u093f\u0928\u094d\u0928 \u0938\u093e\u092e\u0917\u094d\u0930\u0940 \u0935\u093e \u0938\u0902\u0930\u091a\u0928\u093e\u0939\u0930\u0942\u092c\u0940\u091a \u092a\u094d\u0930\u0924\u094d\u092f\u0915\u094d\u0937 \u0924\u0941\u0932\u0928\u093e \u0917\u0930\u094d\u0928 \u0905\u0928\u0941\u092e\u0924\u093f \u0926\u093f\u0928\u094d\u091b, \u091c\u0938\u0932\u0947 \u0928\u093f\u0930\u094d\u092e\u093e\u0924\u093e\u0939\u0930\u0942\u0932\u093e\u0908 \u0906\u092b\u094d\u0928\u093e \u0909\u0924\u094d\u092a\u093e\u0926\u0928\u0939\u0930\u0942\u0915\u093e \u0932\u093e\u0917\u093f \u0938\u092c\u0948\u092d\u0928\u094d\u0926\u093e \u091f\u093f\u0915\u093e\u0909 \u0930 \u092a\u094d\u0930\u092d\u093e\u0935\u0915\u093e\u0930\u0940 \u0935\u093f\u0915\u0932\u094d\u092a\u0939\u0930\u0942 \u091a\u092f\u0928 \u0917\u0930\u094d\u0928 \u092e\u0926\u094d\u0926\u0924 \u0917\u0930\u094d\u0926\u091b\u0964.<\/p>\n<\/li>\n<\/ul>\n<h3 data-start=\"4873\" data-end=\"4918\">\u092a\u094d\u092f\u093e\u0915\u0947\u091c\u093f\u0919\u0915\u093e \u0932\u093e\u0917\u093f \u0932\u091a\u093f\u0932\u094b\u092a\u0928\u0915\u094b \u091f\u093f\u0915\u093e\u0909\u092a\u0928 \u0915\u093f\u0928 \u092e\u0939\u0924\u094d\u0924\u094d\u0935\u092a\u0942\u0930\u094d\u0923 \u091b<\/h3>\n<p data-start=\"4920\" data-end=\"5386\"><strong data-start=\"4920\" data-end=\"4939\">\u092b\u094d\u0932\u0947\u0915\u094d\u0938 \u091f\u093f\u0915\u093e\u0909\u092a\u0928<\/strong> \u092c\u093e\u0930\u092e\u094d\u092c\u093e\u0930 \u091a\u0932\u093e\u0909\u0928, \u092a\u091f\u094d\u092f\u093e\u0909\u0928, \u0935\u093e \u0925\u093f\u091a\u094d\u0928 \u092a\u0930\u094d\u0928\u0947 \u092a\u094d\u092f\u093e\u0915\u0947\u091c\u093f\u0919 \u0938\u093e\u092e\u0917\u094d\u0930\u0940\u0939\u0930\u0942\u0915\u093e \u0932\u093e\u0917\u093f \u092f\u094b \u0905\u0924\u094d\u092f\u093e\u0935\u0936\u094d\u092f\u0915 \u091b\u0964. <strong data-start=\"5040\" data-end=\"5123\">\u092c\u094d\u0932\u093f\u0938\u094d\u091f\u0930 \u092a\u094d\u092f\u093e\u0915\u0939\u0930\u0942, \u0916\u093e\u0926\u094d\u092f \u092a\u094d\u092f\u093e\u0915\u0947\u091c\u093f\u0919, \u0914\u0937\u0927\u093f \u092a\u094d\u092f\u093e\u0915\u0947\u091c\u093f\u0919, \u0930 \u092f\u0939\u093e\u0901\u0938\u092e\u094d\u092e \u0915\u093f \u0907\u0932\u0947\u0915\u094d\u091f\u094d\u0930\u094b\u0928\u093f\u0915 \u092a\u094d\u092f\u093e\u0915\u0947\u091c\u093f\u0919<\/strong> \u0938\u092c\u0948\u0932\u0947 \u0906\u092b\u094d\u0928\u093e \u0938\u093e\u092e\u0917\u094d\u0930\u0940\u0939\u0930\u0942\u0915\u094b \u0932\u091a\u0915\u0936\u0940\u0932\u0924\u093e \u091f\u093f\u0915\u093e\u0909\u092a\u0928 \u092a\u0930\u0940\u0915\u094d\u0937\u0923 \u0917\u0930\u0947\u0930 \u0932\u093e\u092d \u0932\u093f\u0928 \u0938\u0915\u094d\u091b\u0928\u094d\u0964 \u0915\u092e\u091c\u094b\u0930 \u0932\u091a\u0915\u0936\u0940\u0932\u0924\u093e \u092a\u094d\u0930\u0924\u093f\u0930\u094b\u0927\u0932\u0947 \u0938\u093e\u092e\u0917\u094d\u0930\u0940\u0915\u094b \u091f\u0941\u091f\u092b\u0941\u091f \u0928\u093f\u092e\u094d\u0924\u094d\u092f\u093e\u0909\u0928 \u0938\u0915\u094d\u091b, \u091c\u0938\u0932\u0947 \u0909\u0924\u094d\u092a\u093e\u0926\u0928\u0915\u094b \u0905\u0916\u0923\u094d\u0921\u0924\u093e\u092e\u093e \u0938\u092e\u094d\u091d\u094c\u0924\u093e \u0917\u0930\u094d\u091b \u0930 \u092d\u0923\u094d\u0921\u093e\u0930\u0923 \u0924\u0925\u093e \u0922\u0941\u0935\u093e\u0928\u0940\u0915\u094b \u0915\u094d\u0930\u092e\u092e\u093e \u0926\u0942\u0937\u093f\u0924 \u0939\u0941\u0928\u0947, \u092c\u093f\u0917\u094d\u0930\u093f\u0928\u0947 \u0935\u093e \u0915\u094d\u0937\u0924\u093f \u0939\u0941\u0928\u0947 \u091c\u094b\u0916\u093f\u092e \u092c\u0922\u093e\u0909\u0901\u091b\u0964.<\/p>\n<p data-start=\"5388\" data-end=\"5695\">\u0915\u094b \u092a\u094d\u0930\u092f\u094b\u0917 \u0917\u0930\u0947\u0930 <strong data-start=\"5401\" data-end=\"5420\">\u0917\u0947\u0932\u092c\u094b \u092b\u094d\u0932\u0947\u0915\u094d\u0938 \u092a\u0930\u0940\u0915\u094d\u0937\u0923<\/strong> \u0905\u0928\u0941\u0930\u0942\u092a <strong data-start=\"5440\" data-end=\"5453\">ASTM F392 \u0932\u0947\u092c\u0932<\/strong>, \u0928\u093f\u0930\u094d\u092e\u093e\u0924\u093e\u0939\u0930\u0942\u0932\u0947 \u0938\u0941\u0928\u093f\u0936\u094d\u091a\u093f\u0924 \u0917\u0930\u094d\u091b\u0928\u094d \u0915\u093f \u0909\u0928\u0940\u0939\u0930\u0942\u0915\u094b \u092a\u094d\u092f\u093e\u0915\u0947\u091c\u093f\u0919 \u0938\u093e\u092e\u0917\u094d\u0930\u0940\u0939\u0930\u0942\u0932\u0947 \u0935\u093e\u0938\u094d\u0924\u0935\u093f\u0915 \u0938\u0902\u0938\u093e\u0930\u092e\u093e \u0939\u094d\u092f\u093e\u0928\u094d\u0921\u0932\u093f\u0919 \u0917\u0930\u094d\u0926\u093e \u0938\u093e\u092e\u0928\u093e \u0917\u0930\u094d\u0928\u0947 \u092d\u094c\u0924\u093f\u0915 \u0924\u0928\u093e\u0935\u0939\u0930\u0942 \u0938\u0939\u0928 \u0938\u0915\u094d\u091b\u0928\u094d\u0964 \u092f\u0938\u0932\u0947 \u0938\u093e\u092e\u0917\u094d\u0930\u0940\u0915\u094b \u0905\u0938\u092b\u0932\u0924\u093e\u0915\u094b \u091c\u094b\u0916\u093f\u092e \u0918\u091f\u093e\u0909\u0901\u091b \u0930 \u092a\u094d\u092f\u093e\u0915\u0947\u091c\u093f\u0919\u0932\u0947 \u0938\u092e\u092f\u0938\u0901\u0917\u0948 \u0906\u092b\u094d\u0928\u094b \u0938\u0941\u0930\u0915\u094d\u0937\u093e\u0924\u094d\u092e\u0915 \u0917\u0941\u0923\u0939\u0930\u0942 \u0915\u093e\u092f\u092e \u0930\u093e\u0916\u094d\u0928\u0947 \u0938\u0941\u0928\u093f\u0936\u094d\u091a\u093f\u0924 \u0917\u0930\u094d\u091b\u0964.<\/p>\n<h2 data-start=\"5697\" data-end=\"5734\">\u0938\u0947\u0932 \u0907\u0928\u094d\u0938\u094d\u091f\u094d\u0930\u0941\u092e\u0947\u0928\u094d\u091f\u094d\u0938 \u091c\u0947\u0932\u092c\u094b \u092b\u094d\u0932\u0947\u0915\u094d\u0938 \u091f\u0947\u0938\u094d\u091f\u0930<\/h2>\n<p><a href=\"https:\/\/www.gelbotest.com\/ne\/\"><img decoding=\"async\" class=\"alignleft wp-image-1273\" src=\"https:\/\/www.gelbotest.com\/wp-content\/uploads\/2026\/01\/The-Effect-of-Flexing-on-Barrier-Properties-Gelbo-Flex-Test-and-ASTM-F392-300x296.webp\" alt=\"\u092c\u093e\u0927\u093e \u0917\u0941\u0923\u0939\u0930\u0942\u092e\u093e \u0932\u091a\u0915\u0924\u093e\u0915\u094b \u092a\u094d\u0930\u092d\u093e\u0935: \u091c\u0947\u0932\u092c\u094b \u092b\u094d\u0932\u0947\u0915\u094d\u0938 \u092a\u0930\u0940\u0915\u094d\u0937\u0923 \u0930 ASTM F392\" width=\"205\" height=\"203\" srcset=\"https:\/\/www.gelbotest.com\/wp-content\/uploads\/2026\/01\/The-Effect-of-Flexing-on-Barrier-Properties-Gelbo-Flex-Test-and-ASTM-F392-300x296.webp 300w, https:\/\/www.gelbotest.com\/wp-content\/uploads\/2026\/01\/The-Effect-of-Flexing-on-Barrier-Properties-Gelbo-Flex-Test-and-ASTM-F392-150x150.webp 150w, https:\/\/www.gelbotest.com\/wp-content\/uploads\/2026\/01\/The-Effect-of-Flexing-on-Barrier-Properties-Gelbo-Flex-Test-and-ASTM-F392-12x12.webp 12w, https:\/\/www.gelbotest.com\/wp-content\/uploads\/2026\/01\/The-Effect-of-Flexing-on-Barrier-Properties-Gelbo-Flex-Test-and-ASTM-F392.webp 406w\" sizes=\"(max-width: 205px) 100vw, 205px\" \/><\/a><\/p>\n<p data-start=\"5736\" data-end=\"6294\">\u0906\u092f\u094b\u091c\u0928\u093e \u0917\u0930\u094d\u0928 \u0916\u094b\u091c\u093f\u0930\u0939\u0947\u0915\u093e \u0928\u093f\u0930\u094d\u092e\u093e\u0924\u093e\u0939\u0930\u0942\u0915\u093e \u0932\u093e\u0917\u093f <strong data-start=\"5773\" data-end=\"5793\">\u0917\u0947\u0932\u092c\u094b \u092b\u094d\u0932\u0947\u0915\u094d\u0938 \u092a\u0930\u0940\u0915\u094d\u0937\u0923\u0939\u0930\u0942<\/strong> \u0905\u0928\u0941\u0930\u0942\u092a <strong data-start=\"5813\" data-end=\"5826\">ASTM F392 \u0932\u0947\u092c\u0932<\/strong>, \u0915\u094b <strong data-start=\"5832\" data-end=\"5870\">\u0915\u094b\u0936\u093f\u0915\u093e \u0909\u092a\u0915\u0930\u0923\u0939\u0930\u0942 <a href=\"https:\/\/www.gelbotest.com\/ne\/\">\u0917\u0947\u0932\u092c\u094b \u092b\u094d\u0932\u0947\u0915\u094d\u0938 \u091f\u0947\u0938\u094d\u091f\u0930 GFT-01<\/a><\/strong>\u00a0\u090f\u0915 \u0906\u0926\u0930\u094d\u0936 \u0938\u092e\u093e\u0927\u093e\u0928 \u0939\u094b\u0964 ASTM F392 \u092e\u093e \u0909\u0932\u094d\u0932\u093f\u0916\u093f\u0924 \u0915\u0921\u093e \u092e\u093e\u092a\u0926\u0923\u094d\u0921\u0939\u0930\u0942 \u092a\u0942\u0930\u093e \u0917\u0930\u094d\u0928 \u0921\u093f\u091c\u093e\u0907\u0928 \u0917\u0930\u093f\u090f\u0915\u094b, \u092f\u094b \u092a\u0930\u0940\u0915\u094d\u0937\u0915 \u092e\u0942\u0932\u094d\u092f\u093e\u0919\u094d\u0915\u0928 \u0917\u0930\u094d\u0928\u0915\u093e \u0932\u093e\u0917\u093f \u0938\u091f\u0940\u0915 \u0930 \u092a\u0941\u0928\u0930\u0941\u0924\u094d\u092a\u093e\u0926\u0928\u092f\u094b\u0917\u094d\u092f \u092a\u0930\u093f\u0923\u093e\u092e\u0939\u0930\u0942 \u092a\u094d\u0930\u0926\u093e\u0928 \u0917\u0930\u094d\u0926\u091b\u0964 <strong data-start=\"6024\" data-end=\"6043\">\u092b\u094d\u0932\u0947\u0915\u094d\u0938 \u091f\u093f\u0915\u093e\u0909\u092a\u0928<\/strong> \u0932\u091a\u093f\u0932\u094b \u092a\u094d\u092f\u093e\u0915\u0947\u091c\u093f\u0919 \u0938\u093e\u092e\u0917\u094d\u0930\u0940\u0939\u0930\u0942\u0915\u094b\u0964 \u092f\u0938\u0915\u094b \u0938\u0939\u091c \u0907\u0928\u094d\u091f\u0930\u092b\u0947\u0938 \u0930 \u092d\u0930\u092a\u0930\u094d\u0926\u094b \u092a\u094d\u0930\u0926\u0930\u094d\u0936\u0928\u0915\u094b \u0938\u093e\u0925, <strong data-start=\"6136\" data-end=\"6157\">\u091c\u0947\u0932\u094d\u092c\u094b \u092b\u094d\u0932\u0947\u0915\u094d\u0938 \u092a\u0930\u0940\u0915\u094d\u0937\u0915<\/strong> \u0928\u093f\u0930\u094d\u092e\u093e\u0924\u093e\u0939\u0930\u0942\u0932\u093e\u0908 \u091b\u093f\u091f\u094b \u092e\u0942\u0932\u094d\u092f\u093e\u0919\u094d\u0915\u0928 \u0917\u0930\u094d\u0928 \u092e\u0926\u094d\u0926\u0924 \u0917\u0930\u094d\u0926\u091b <strong data-start=\"6197\" data-end=\"6240\">\u092c\u093e\u0927\u093e \u0917\u0941\u0923\u0939\u0930\u0942\u092e\u093e \u0932\u091a\u093f\u0928\u0947 \u092a\u094d\u0930\u092d\u093e\u0935<\/strong> \u0930 \u0938\u093e\u092e\u0917\u094d\u0930\u0940 \u091b\u0928\u094b\u091f\u092c\u093e\u0930\u0947 \u0938\u0942\u091a\u093f\u0924 \u0928\u093f\u0930\u094d\u0923\u092f \u0932\u093f\u0928\u0941\u0939\u094b\u0938\u094d\u0964.<\/p>\n<h2 data-start=\"6296\" data-end=\"6309\">\u0928\u093f\u0937\u094d\u0915\u0930\u094d\u0937<\/h2>\n<p data-start=\"6311\" data-end=\"6696\">\u0926 <strong data-start=\"6315\" data-end=\"6334\">\u0917\u0947\u0932\u092c\u094b \u092b\u094d\u0932\u0947\u0915\u094d\u0938 \u092a\u0930\u0940\u0915\u094d\u0937\u0923<\/strong> \u0928\u093f\u0930\u094d\u0927\u093e\u0930\u0923 \u0917\u0930\u094d\u0928\u0915\u093e \u0932\u093e\u0917\u093f \u090f\u0915 \u0906\u0935\u0936\u094d\u092f\u0915 \u0909\u092a\u0915\u0930\u0923 \u0939\u094b <strong data-start=\"6376\" data-end=\"6395\">\u092b\u094d\u0932\u0947\u0915\u094d\u0938 \u091f\u093f\u0915\u093e\u0909\u092a\u0928<\/strong> \u0932\u091a\u093f\u0932\u094b \u0905\u0935\u0930\u094b\u0927\u0915 \u0938\u093e\u092e\u0917\u094d\u0930\u0940\u0939\u0930\u0942\u0915\u094b, \u0935\u093f\u0936\u0947\u0937 \u0917\u0930\u0940 \u091c\u092c \u092e\u0942\u0932\u094d\u092f\u093e\u0919\u094d\u0915\u0928 \u0917\u0930\u093f\u0928\u094d\u091b <strong data-start=\"6458\" data-end=\"6501\">\u092c\u093e\u0927\u093e \u0917\u0941\u0923\u0939\u0930\u0942\u092e\u093e \u0932\u091a\u093f\u0928\u0947 \u092a\u094d\u0930\u092d\u093e\u0935<\/strong> \u091c\u0938\u094d\u0924\u0948 \u0906\u0930\u094d\u0926\u094d\u0930\u0924\u093e \u0930 \u0917\u094d\u092f\u093e\u0938 \u092a\u094d\u0930\u0938\u093e\u0930\u0923\u0964 \u0915\u094b \u0926\u093f\u0936\u093e\u0928\u093f\u0930\u094d\u0926\u0947\u0936\u0939\u0930\u0942 \u092a\u093e\u0932\u0928\u093e \u0917\u0930\u0947\u0930 <strong data-start=\"6569\" data-end=\"6582\">ASTM F392 \u0932\u0947\u092c\u0932<\/strong>, \u0928\u093f\u0930\u094d\u092e\u093e\u0924\u093e\u0939\u0930\u0942\u0932\u0947 \u0906\u092b\u094d\u0928\u093e \u0938\u093e\u092e\u0917\u094d\u0930\u0940\u0939\u0930\u0942 \u0926\u0940\u0930\u094d\u0918\u0915\u093e\u0932\u0940\u0928 \u0915\u093e\u0930\u094d\u092f\u0938\u092e\u094d\u092a\u093e\u0926\u0928 \u0930 \u0935\u093f\u0936\u094d\u0935\u0938\u0928\u0940\u092f\u0924\u093e\u0915\u093e \u0932\u093e\u0917\u093f \u0906\u0935\u0936\u094d\u092f\u0915 \u092e\u093e\u092a\u0926\u0923\u094d\u0921\u0939\u0930\u0942 \u092a\u0942\u0930\u093e \u0917\u0930\u094d\u091b\u0928\u094d \u092d\u0928\u0940 \u0938\u0941\u0928\u093f\u0936\u094d\u091a\u093f\u0924 \u0917\u0930\u094d\u0928 \u0938\u0915\u094d\u091b\u0928\u094d\u0964.<\/p>\n<p data-start=\"6698\" data-end=\"7127\">\u091a\u093e\u0939\u0947\u0915\u094b \u0932\u093e\u0917\u093f <strong data-start=\"6710\" data-end=\"6729\">\u0917\u0941\u0923\u0938\u094d\u0924\u0930 \u0928\u093f\u092f\u0928\u094d\u0924\u094d\u0930\u0923<\/strong>, <strong data-start=\"6731\" data-end=\"6743\">\u0905\u0928\u0941\u0938\u0928\u094d\u0927\u093e\u0928<\/strong>, \u0935\u093e <strong data-start=\"6748\" data-end=\"6771\">\u0938\u093e\u092e\u0917\u094d\u0930\u0940 \u0924\u0941\u0932\u0928\u093e<\/strong>, \u0915\u094b <strong data-start=\"6777\" data-end=\"6796\">\u0917\u0947\u0932\u092c\u094b \u092b\u094d\u0932\u0947\u0915\u094d\u0938 \u092a\u0930\u0940\u0915\u094d\u0937\u0923<\/strong> \u092e\u0942\u0932\u094d\u092f\u0935\u093e\u0928 \u0921\u093e\u091f\u093e \u092a\u094d\u0930\u0926\u093e\u0928 \u0917\u0930\u094d\u0926\u091b \u091c\u0938\u0932\u0947 \u092a\u094d\u092f\u093e\u0915\u0947\u091c\u093f\u0919 \u0938\u093e\u092e\u0917\u094d\u0930\u0940\u0939\u0930\u0942\u0932\u0947 \u0926\u0948\u0928\u093f\u0915 \u0939\u094d\u092f\u093e\u0928\u094d\u0921\u0932\u093f\u0919\u0915\u094b \u0924\u0928\u093e\u0935 \u0938\u0939\u0928 \u0938\u0915\u094d\u0928\u0947 \u0930 \u092d\u093f\u0924\u094d\u0930\u0915\u093e \u0938\u093e\u092e\u0917\u094d\u0930\u0940\u0939\u0930\u0942\u0932\u093e\u0908 \u0928\u093f\u0930\u0928\u094d\u0924\u0930 \u0938\u0941\u0930\u0915\u094d\u0937\u093f\u0924 \u0930\u093e\u0916\u094d\u0928 \u0938\u0915\u094d\u0928\u0947 \u0915\u0941\u0930\u093e \u0938\u0941\u0928\u093f\u0936\u094d\u091a\u093f\u0924 \u0917\u0930\u094d\u0928 \u092e\u0926\u094d\u0926\u0924 \u0917\u0930\u094d\u0926\u091b\u0964 <strong data-start=\"6955\" data-end=\"6993\">\u0938\u0947\u0932 \u0907\u0928\u094d\u0938\u094d\u091f\u094d\u0930\u0941\u092e\u0947\u0928\u094d\u091f\u094d\u0938 \u091c\u0947\u0932\u092c\u094b \u092b\u094d\u0932\u0947\u0915\u094d\u0938 \u091f\u0947\u0938\u094d\u091f\u0930<\/strong> \u092f\u0940 \u092a\u0930\u0940\u0915\u094d\u0937\u0923\u0939\u0930\u0942 \u0938\u091e\u094d\u091a\u093e\u0932\u0928 \u0917\u0930\u094d\u0928\u0915\u093e \u0932\u093e\u0917\u093f \u090f\u0915 \u0915\u0941\u0936\u0932, \u0938\u091f\u0940\u0915 \u0938\u092e\u093e\u0927\u093e\u0928 \u092a\u094d\u0930\u0926\u093e\u0928 \u0917\u0930\u094d\u0926\u091b, \u091c\u0938\u0932\u0947 \u092f\u0938\u0932\u093e\u0908 \u0906\u0927\u0941\u0928\u093f\u0915 \u092a\u094d\u092f\u093e\u0915\u0947\u091c\u093f\u0919 \u0928\u093f\u0930\u094d\u092e\u093e\u0924\u093e\u0939\u0930\u0942\u0915\u093e \u0932\u093e\u0917\u093f \u090f\u0915 \u0905\u092a\u0930\u093f\u0939\u093e\u0930\u094d\u092f \u0909\u092a\u0915\u0930\u0923 \u092c\u0928\u093e\u0909\u0901\u091b\u0964.<\/p>","protected":false},"excerpt":{"rendered":"<p>When it comes to evaluating the durability of flexible packaging materials, particularly those used for barrier protection, it\u2019s critical to assess how repeated flexing impacts the material&#8217;s performance. The Gelbo Flex Test is a reliable method for determining the effect of flexing on barrier properties, such as gas and moisture transmission rates, which are vital [&hellip;]<\/p>\n","protected":false},"author":5,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1],"tags":[],"class_list":["post-1271","post","type-post","status-publish","format-standard","hentry","category-gelbo-flex-durability-test"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Effect of Flexing on Barrier Properties: Gelbo Flex Test and ASTM F392<\/title>\n<meta name=\"description\" content=\"Explore the effect of flexing on barrier properties using the Gelbo Flex Test and ASTM F392. 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