{"id":382,"date":"2025-02-27T05:47:45","date_gmt":"2025-02-27T05:47:45","guid":{"rendered":"https:\/\/www.hottacktest.com\/?p=382"},"modified":"2025-06-19T03:47:49","modified_gmt":"2025-06-19T03:47:49","slug":"hot-tack-test-process-astm-f1921","status":"publish","type":"post","link":"https:\/\/www.hottacktest.com\/vi\/hot-tack-test-process-astm-f1921","title":{"rendered":"C\u00e1ch th\u1ef1c hi\u1ec7n th\u1eed nghi\u1ec7m \u0111\u1ed9 b\u00e1m d\u00ednh n\u00f3ng trong 5 b\u01b0\u1edbc \u2013 H\u01b0\u1edbng d\u1eabn ASTM F1921"},"content":{"rendered":"<p>C\u00e1c <strong>ki\u1ec3m tra \u0111\u1ed9 d\u00ednh n\u00f3ng<\/strong> \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 \u0111\u1ed9 b\u1ec1n c\u1ee7a l\u1edbp ni\u00eam phong \u0111\u01b0\u1ee3c t\u1ea1o ra b\u1edfi c\u00e1c v\u1eadt li\u1ec7u v\u1eabn c\u00f2n n\u00f3ng. Trong nhi\u1ec1u ho\u1ea1t \u0111\u1ed9ng \u0111\u00f3ng g\u00f3i, v\u1eadt li\u1ec7u \u0111\u01b0\u1ee3c ni\u00eam phong trong khi \u1edf tr\u1ea1ng th\u00e1i \u0111\u01b0\u1ee3c l\u00e0m n\u00f3ng. N\u1ebfu c\u00e1c l\u1edbp ni\u00eam phong n\u00e0y qu\u00e1 y\u1ebfu, ch\u00fang c\u00f3 th\u1ec3 b\u1ecb v\u1ee1 trong qu\u00e1 tr\u00ecnh x\u1eed l\u00fd ti\u1ebfp theo, d\u1eabn \u0111\u1ebfn m\u1ea5t s\u1ea3n ph\u1ea9m ho\u1eb7c nhi\u1ec5m b\u1ea9n. Th\u1eed nghi\u1ec7m n\u00e0y \u0111\u1ea3m b\u1ea3o r\u1eb1ng v\u1eadt li\u1ec7u \u0111\u00f3ng g\u00f3i c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c c\u00e1c \u1ee9ng su\u1ea5t x\u1ea3y ra ngay sau khi ni\u00eam phong, ng\u0103n ng\u1eeba c\u00e1c l\u1ed7i nh\u01b0 v\u1eady.<\/p>\n\n\n\n<p>Vi\u1ec7c th\u1eed nghi\u1ec7m n\u00e0y \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi <strong><a href=\"https:\/\/www.hottacktest.com\/vi\/vertical-form-fill-seal-machines-work-vffs\/\" target=\"_blank\" rel=\"noreferrer noopener\">vertica form-fill-seal<\/a> ho\u1ea1t \u0111\u1ed9ng<\/strong>, n\u01a1i c\u00e1c khu v\u1ef1c \u0111\u01b0\u1ee3c h\u00e0n k\u00edn b\u1eb1ng nhi\u1ec7t c\u1ee7a bao b\u00ec ph\u1ea3i ch\u1ecbu t\u00e1c \u0111\u1ed9ng c\u1ee7a l\u1ef1c trong khi v\u1eabn \u1edf tr\u1ea1ng th\u00e1i n\u00f3ng. <strong>ki\u1ec3m tra \u0111\u1ed9 d\u00ednh n\u00f3ng<\/strong> \u0111o l\u1ef1c c\u1ea7n thi\u1ebft \u0111\u1ec3 t\u00e1ch m\u1ed9t khu v\u1ef1c b\u1ecbt k\u00edn, cho bi\u1ebft v\u1eadt li\u1ec7u ch\u1ed1ng l\u1ea1i c\u00e1c l\u1ef1c ph\u00e1 ho\u1ea1i n\u00e0y t\u1ed1t nh\u01b0 th\u1ebf n\u00e0o.<\/p>\n\n\n\n<p>B\u1eb1ng c\u00e1ch hi\u1ec3u <strong>qu\u00e1 tr\u00ecnh th\u1eed \u0111\u1ed9 b\u00e1m d\u00ednh n\u00f3ng<\/strong>, c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t c\u00f3 th\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng v\u1eadt li\u1ec7u \u0111\u00f3ng g\u00f3i c\u1ee7a h\u1ecd s\u1ebd b\u1ec1n trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t, v\u1eadn chuy\u1ec3n v\u00e0 th\u1eddi h\u1ea1n s\u1eed d\u1ee5ng.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Quy tr\u00ecnh th\u1eed nghi\u1ec7m \u0111\u1ed9 b\u00e1m d\u00ednh n\u00f3ng: H\u01b0\u1edbng d\u1eabn t\u1eebng b\u01b0\u1edbc d\u1ef1a tr\u00ean ASTM F1921<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>1. Chu\u1ea9n b\u1ecb m\u1eabu th\u1eed nghi\u1ec7m<\/strong><\/h3>\n\n\n\n<p>Tr\u01b0\u1edbc khi b\u1eaft \u0111\u1ea7u th\u1eed nghi\u1ec7m, \u0111i\u1ec1u c\u1ea7n thi\u1ebft l\u00e0 ph\u1ea3i chu\u1ea9n b\u1ecb m\u1eabu th\u1eed \u0111\u00fang c\u00e1ch. ASTM F1921 ch\u1ec9 \u0111\u1ecbnh r\u1eb1ng m\u1eabu th\u1eed ph\u1ea3i \u0111\u01b0\u1ee3c c\u1eaft theo chi\u1ec1u r\u1ed9ng chu\u1ea9n, th\u01b0\u1eddng l\u00e0 15 mm ho\u1eb7c 25 mm, \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o k\u1ebft qu\u1ea3 nh\u1ea5t qu\u00e1n. C\u00e1c m\u1eabu th\u1eed ph\u1ea3i \u0111\u01b0\u1ee3c c\u1eaft theo h\u01b0\u1edbng m\u00e1y (MD) ho\u1eb7c h\u01b0\u1edbng ngang (TD), t\u00f9y thu\u1ed9c v\u00e0o h\u01b0\u1edbng \u1ee9ng su\u1ea5t d\u1ef1 ki\u1ebfn c\u1ee7a l\u1edbp ni\u00eam phong.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>2. Thi\u1ebft l\u1eadp m\u00e1y th\u1eed nghi\u1ec7m<\/strong><\/h3>\n\n\n\n<p>Th\u1eed nghi\u1ec7m n\u00e0y \u0111\u00f2i h\u1ecfi m\u1ed9t m\u00e1y chuy\u00ean d\u1ee5ng \u0111\u01b0\u1ee3c trang b\u1ecb h\u00e0m nung n\u00f3ng, c\u00f3 kh\u1ea3 n\u0103ng ni\u00eam phong m\u1eabu v\u1eadt \u1edf nhi\u1ec7t \u0111\u1ed9, \u00e1p su\u1ea5t v\u00e0 th\u1eddi gian l\u01b0u tr\u00fa x\u00e1c \u0111\u1ecbnh. <strong><a href=\"https:\/\/www.hottacktest.com\/vi\/heat-seal-and-hot-tack-testing-machine-astm-f1921\" target=\"_blank\" rel=\"noreferrer noopener\">m\u00e1y th\u1eed \u0111\u1ed9 d\u00ednh n\u00f3ng<\/a><\/strong> ph\u1ea3i c\u00f3 c\u00e1c kh\u1ea3 n\u0103ng sau:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Ki\u1ec3m so\u00e1t ch\u00ednh x\u00e1c nhi\u1ec7t \u0111\u1ed9 h\u00e0m v\u00e0 \u00e1p su\u1ea5t ni\u00eam phong<\/li>\n\n\n\n<li>T\u1ed1c \u0111\u1ed9 thi\u1ebft l\u1eadp \u0111\u1ec3 t\u00e1ch k\u1eb9p<\/li>\n\n\n\n<li>T\u1ef1 \u0111\u1ed9ng k\u00edch ho\u1ea1t chu tr\u00ecnh th\u1eed nghi\u1ec7m khi m\u1edf h\u00e0m k\u1eb9p<\/li>\n<\/ul>\n\n\n\n<p>\u0110\u1ec3 c\u00f3 k\u1ebft qu\u1ea3 t\u1ed1t nh\u1ea5t, h\u00e3y \u0111\u1ea3m b\u1ea3o m\u00e1y \u0111\u01b0\u1ee3c hi\u1ec7u chu\u1ea9n theo th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t, bao g\u1ed3m c\u00e1c th\u00f4ng s\u1ed1 nh\u01b0 nhi\u1ec7t \u0111\u1ed9 thanh h\u00e0n, \u00e1p su\u1ea5t v\u00e0 t\u1ed1c \u0111\u1ed9 r\u00fat.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>3. Ni\u00eam phong m\u1eabu v\u1eadt<\/strong><\/h3>\n\n\n\n<p>Sau khi m\u1eabu \u0111\u01b0\u1ee3c \u0111\u1eb7t v\u00e0o m\u00e1y, h\u00e0m s\u1ebd t\u1ea1o \u00e1p l\u1ef1c \u0111\u1ec3 ni\u00eam phong hai d\u1ea3i v\u1eadt li\u1ec7u. Nhi\u1ec7t \u0111\u1ed9 v\u00e0 \u00e1p su\u1ea5t \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t c\u1ea9n th\u1eadn v\u00e0 th\u1eddi gian d\u1eebng (th\u1eddi gian \u00e1p d\u1ee5ng nhi\u1ec7t) ph\u1ea3i ph\u00f9 h\u1ee3p v\u1edbi \u0111\u1ed9 d\u00e0y c\u1ee7a v\u1eadt li\u1ec7u \u0111ang \u0111\u01b0\u1ee3c th\u1eed nghi\u1ec7m. Th\u1eddi gian d\u1eebng th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng dao \u0111\u1ed9ng t\u1eeb 0,5 \u0111\u1ebfn 1 gi\u00e2y, t\u00f9y thu\u1ed9c v\u00e0o \u0111\u1ed9 d\u00e0y c\u1ee7a m\u00e0ng.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>4. \u0110o \u0111\u1ed9 b\u00e1m d\u00ednh n\u00f3ng<\/strong><\/h3>\n\n\n\n<p>Sau khi ni\u00eam phong, c\u00e1c k\u1eb9p gi\u1eef c\u00e1c \u0111\u1ea7u kh\u00f4ng ni\u00eam phong c\u1ee7a m\u1eabu v\u1eadt b\u1eaft \u0111\u1ea7u t\u00e1ch ra v\u1edbi t\u1ed1c \u0111\u1ed9 \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t. Khi d\u1ea3i ni\u00eam phong \u0111\u01b0\u1ee3c k\u00e9o ra, l\u1ef1c c\u1ea7n thi\u1ebft \u0111\u1ec3 ph\u00e1 v\u1ee1 ni\u00eam phong \u0111\u01b0\u1ee3c ghi l\u1ea1i. L\u1ef1c n\u00e0y \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 <strong>s\u1ee9c m\u1ea1nh d\u00ednh n\u00f3ng<\/strong>ASTM F1921 ph\u00e1c th\u1ea3o hai ph\u01b0\u01a1ng ph\u00e1p ch\u00ednh cho vi\u1ec7c n\u00e0y:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Ph\u01b0\u01a1ng ph\u00e1p A (Tr\u00ec ho\u00e3n c\u1ed1 \u0111\u1ecbnh)<\/strong>: \u0110o c\u01b0\u1eddng \u0111\u1ed9 d\u00ednh n\u00f3ng \u1edf nhi\u1ec1u kho\u1ea3ng th\u1eddi gian kh\u00e1c nhau sau khi m\u1edf h\u00e0m, ph\u1ea3n \u00e1nh \u0111\u01b0\u1eddng cong l\u00e0m m\u00e1t c\u1ee7a v\u1eadt li\u1ec7u.<\/li>\n\n\n\n<li><strong>Ph\u01b0\u01a1ng ph\u00e1p B (\u0110\u1ed9 tr\u1ec5 thay \u0111\u1ed5i)<\/strong>: \u0110o c\u01b0\u1eddng \u0111\u1ed9 d\u00ednh n\u00f3ng \u0111\u1ec9nh \u0111i\u1ec3m sau th\u1eddi gian tr\u1ec5, cung c\u1ea5p th\u00f4ng tin chi ti\u1ebft v\u1ec1 c\u00e1ch c\u01b0\u1eddng \u0111\u1ed9 v\u1eadt li\u1ec7u thay \u0111\u1ed5i theo th\u1eddi gian sau khi b\u1ecbt k\u00edn.<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>5. Ph\u00e2n t\u00edch k\u1ebft qu\u1ea3 th\u1eed nghi\u1ec7m<\/strong><\/h3>\n\n\n\n<p>C\u00e1c <strong>s\u1ee9c m\u1ea1nh d\u00ednh n\u00f3ng<\/strong> \u0111\u01b0\u1ee3c v\u1ebd theo th\u1eddi gian ho\u1eb7c nhi\u1ec7t \u0111\u1ed9 \u0111\u1ec3 t\u1ea1o ra \u0111\u01b0\u1eddng cong d\u00ednh n\u00f3ng. \u0110\u01b0\u1eddng cong n\u00e0y r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh v\u1eadt li\u1ec7u ho\u1ea1t \u0111\u1ed9ng nh\u01b0 th\u1ebf n\u00e0o trong c\u00e1c \u0111i\u1ec1u ki\u1ec7n ni\u00eam phong kh\u00e1c nhau. K\u1ebft qu\u1ea3 th\u1eed nghi\u1ec7m c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh c\u00e1c th\u00f4ng s\u1ed1 ni\u00eam phong t\u1ed1i \u01b0u cho m\u1ed9t v\u1eadt li\u1ec7u c\u1ee5 th\u1ec3, \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 b\u1ec1n c\u1ee7a ni\u00eam phong \u0111\u01b0\u1ee3c duy tr\u00ec trong qu\u00e1 tr\u00ecnh \u0111\u00f3ng g\u00f3i.<\/p>\n\n\n\n<p class=\"has-text-align-center\">D\u00e0nh cho c\u00e1c c\u00f4ng ty \u0111ang t\u00ecm ki\u1ebfm s\u1ef1 tin c\u1eady <strong>m\u00e1y th\u1eed \u0111\u1ed9 d\u00ednh n\u00f3ng<\/strong>, Hottacktest.com offers advanced solutions like the <strong>D\u00f2ng m\u00e1y ki\u1ec3m tra \u0111\u1ed9 b\u00e1m d\u00ednh n\u00f3ng<\/strong>. C\u00e1c thi\u1ebft b\u1ecb n\u00e0y \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 cung c\u1ea5p k\u1ebft qu\u1ea3 ch\u00ednh x\u00e1c, c\u00f3 th\u1ec3 l\u1eb7p l\u1ea1i, \u0111\u1ea3m b\u1ea3o r\u1eb1ng v\u1eadt li\u1ec7u c\u1ee7a b\u1ea1n \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n c\u00f4ng nghi\u1ec7p nh\u01b0 <strong><a href=\"https:\/\/www.hottacktest.com\/vi\/astm-f1921-hot-tack-test-method\/\" target=\"_blank\" rel=\"noreferrer noopener\">Ti\u00eau chu\u1ea9n ASTM F1921<\/a><\/strong>.<\/p>\n\n\n\n<p><\/p>","protected":false},"excerpt":{"rendered":"<p>The hot tack test is designed to evaluate the strength of seals made by materials that are still hot. In many packaging operations, materials are sealed while in a heated state. If these seals are too weak, they could break during further processing, leading to product loss or contamination. This test ensures that packaging materials [&hellip;]<\/p>","protected":false},"author":3,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-382","post","type-post","status-publish","format-standard","hentry","category-hot-tack-test"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>How to Perform a Hot Tack Test in 5 Steps - ASTM F1921 Guide - Hot Tack Test<\/title>\n<meta name=\"description\" content=\"Learn hot tack test process in detail under ASTM F1921. 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