{"id":4679,"date":"2024-09-09T15:10:46","date_gmt":"2024-09-09T07:10:46","guid":{"rendered":"https:\/\/www.qualitester.com\/?p=4679"},"modified":"2024-09-09T15:16:54","modified_gmt":"2024-09-09T07:16:54","slug":"astm-d882-tensile-testing-for-film-durability","status":"publish","type":"post","link":"https:\/\/www.qualitester.com\/vi\/astm-d882-tensile-testing-for-film-durability\/","title":{"rendered":"Ki\u1ec3m tra \u0111\u1ed9 b\u1ec1n k\u00e9o ASTM D882 \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 b\u1ec1n v\u00e0 hi\u1ec7u su\u1ea5t c\u1ee7a m\u00e0ng nh\u01b0 th\u1ebf n\u00e0o"},"content":{"rendered":"<h2>Gi\u1edbi thi\u1ec7u v\u1ec1 th\u1eed nghi\u1ec7m k\u00e9o ASTM D882<\/h2>\n<p>Th\u1eed nghi\u1ec7m k\u00e9o ASTM D882 l\u00e0 ph\u01b0\u01a1ng ph\u00e1p \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng r\u1ed9ng r\u00e3i \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 c\u00e1c \u0111\u1eb7c t\u00ednh k\u00e9o c\u1ee7a m\u00e0ng nh\u1ef1a m\u1ecfng v\u00e0 t\u1ea5m nh\u1ef1a, th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p nh\u01b0 bao b\u00ec, thi\u1ebft b\u1ecb y t\u1ebf v\u00e0 ch\u1ea5t k\u1ebft d\u00ednh. Th\u1eed nghi\u1ec7m n\u00e0y r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 \u0111\u1ed9 b\u1ec1n, \u0111\u1ed9 linh ho\u1ea1t v\u00e0 \u0111\u1ed9 b\u1ec1n c\u1ee7a v\u1eadt li\u1ec7u, \u0111\u1ea3m b\u1ea3o ch\u00fang c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c c\u00e1c \u1ee9ng d\u1ee5ng th\u1ef1c t\u1ebf. B\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng m\u00e1y th\u1eed k\u00e9o tu\u00e2n th\u1ee7 c\u00e1c ti\u00eau chu\u1ea9n ASTM D882, c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t c\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c k\u1ebft qu\u1ea3 \u0111\u00e1ng tin c\u1eady, ch\u00ednh x\u00e1c v\u00e0 n\u00e2ng cao ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m.<\/p>\n<h3><a href=\"https:\/\/www.qualitester.com\/vi\/san-pham\/tensile-strength-testing-machine\/++\/\"><img fetchpriority=\"high\" decoding=\"async\" class=\"aligncenter size-full wp-image-4682\" src=\"https:\/\/www.qualitester.com\/wp-content\/uploads\/2024\/09\/1-ASTM-D882-tensile-testing-film-strength-tester.jpg\" alt=\"1 ASTM D882 th\u1eed nghi\u1ec7m k\u00e9o, th\u1eed nghi\u1ec7m \u0111\u1ed9 b\u1ec1n m\u00e0ng\" width=\"600\" height=\"600\" srcset=\"https:\/\/www.qualitester.com\/wp-content\/uploads\/2024\/09\/1-ASTM-D882-tensile-testing-film-strength-tester.jpg 600w, https:\/\/www.qualitester.com\/wp-content\/uploads\/2024\/09\/1-ASTM-D882-tensile-testing-film-strength-tester-300x300.jpg 300w, https:\/\/www.qualitester.com\/wp-content\/uploads\/2024\/09\/1-ASTM-D882-tensile-testing-film-strength-tester-150x150.jpg 150w, https:\/\/www.qualitester.com\/wp-content\/uploads\/2024\/09\/1-ASTM-D882-tensile-testing-film-strength-tester-100x100.jpg 100w\" sizes=\"(max-width: 600px) 100vw, 600px\" \/><\/a><\/h3>\n<h2>T\u1ea1i sao ASTM D882 quan tr\u1ecdng trong th\u1eed nghi\u1ec7m m\u00e0ng nh\u1ef1a<\/h2>\n<p>M\u00e0ng nh\u1ef1a d\u00f9ng trong bao b\u00ec, s\u1ea3n ph\u1ea9m y t\u1ebf v\u00e0 keo d\u00e1n ph\u1ea3i duy tr\u00ec \u0111\u1ed9 b\u1ec1n v\u00e0 hi\u1ec7u su\u1ea5t cao khi ch\u1ecbu \u1ee9ng su\u1ea5t. ASTM D882 cung c\u1ea5p ph\u01b0\u01a1ng ph\u00e1p chu\u1ea9n \u0111\u1ec3 \u0111o \u0111\u1ed9 b\u1ec1n k\u00e9o, \u0111\u1ed9 gi\u00e3n d\u00e0i khi \u0111\u1ee9t, \u0111\u1ed9 b\u1ec1n k\u00e9o v\u00e0 m\u00f4 \u0111un \u0111\u00e0n h\u1ed3i. C\u00e1c th\u00f4ng s\u1ed1 n\u00e0y r\u1ea5t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o v\u1eadt li\u1ec7u c\u1ee7a h\u1ecd \u0111\u00e1p \u1ee9ng c\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt b\u1eaft bu\u1ed9c v\u00e0 ho\u1ea1t \u0111\u1ed9ng hi\u1ec7u qu\u1ea3 trong c\u00e1c \u1ee9ng d\u1ee5ng t\u01b0\u01a1ng \u1ee9ng c\u1ee7a h\u1ecd.<\/p>\n<h3><strong>L\u1ee3i \u00edch ch\u00ednh c\u1ee7a th\u1eed nghi\u1ec7m ASTM D882:<\/strong><\/h3>\n<ul>\n<li>\u0110\u1ea3m b\u1ea3o \u0111\u1ed9 b\u1ec1n v\u00e0 \u0111\u1ed9 ch\u1eafc c\u1ee7a m\u00e0ng phim trong bao b\u00ec v\u00e0 s\u1ea3n ph\u1ea9m y t\u1ebf.<\/li>\n<li>Cung c\u1ea5p d\u1eef li\u1ec7u ch\u00ednh x\u00e1c \u0111\u1ec3 c\u1ea3i ti\u1ebfn v\u1eadt li\u1ec7u.<\/li>\n<li>N\u00e2ng cao \u0111\u1ed9 tin c\u1eady c\u1ee7a s\u1ea3n ph\u1ea9m v\u00e0 kh\u1ea3 n\u0103ng tu\u00e2n th\u1ee7 c\u00e1c ti\u00eau chu\u1ea9n qu\u1ed1c t\u1ebf.<\/li>\n<\/ul>\n<h3>Quy tr\u00ecnh th\u1eed nghi\u1ec7m ASTM D882<\/h3>\n<div class=\"ast-oembed-container\" style=\"height: 100%;\"><iframe title=\"M\u00e1y ki\u1ec3m tra \u0111\u1ed9 b\u1ec1n k\u00e9o ASTM D882 cho v\u1eadt li\u1ec7u m\u1ec1m d\u1ebbo model TST-01 Ki\u1ec3m tra \u0111\u1ed9 b\u1ec1n k\u00e9o gi\u00e3n khi b\u00f3c\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/DVxj_f6DNmI?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/div>\n<p>Th\u1eed nghi\u1ec7m k\u00e9o ASTM D882 bao g\u1ed3m m\u1ed9t lo\u1ea1t c\u00e1c b\u01b0\u1edbc \u0111\u00e1nh gi\u00e1 kh\u1ea3 n\u0103ng ch\u1ecbu \u1ee9ng su\u1ea5t k\u00e9o \u0111\u01a1n tr\u1ee5c c\u1ee7a v\u1eadt li\u1ec7u. Sau \u0111\u00e2y l\u00e0 ph\u00e2n t\u00edch v\u1ec1 quy tr\u00ecnh th\u1eed nghi\u1ec7m:<\/p>\n<ol>\n<li><strong>Chu\u1ea9n b\u1ecb m\u1eabu<\/strong>:M\u00e0ng nh\u1ef1a ho\u1eb7c t\u1ea5m nh\u1ef1a \u0111\u01b0\u1ee3c c\u1eaft th\u00e0nh c\u00e1c h\u00ecnh d\u1ea1ng chu\u1ea9n, th\u01b0\u1eddng r\u1ed9ng 25 mm, \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o k\u1ebft qu\u1ea3 th\u1eed nghi\u1ec7m \u0111\u1ed3ng nh\u1ea5t.<\/li>\n<li><strong>L\u1eafp \u0111\u1eb7t m\u1eabu v\u1eadt<\/strong>:M\u1eabu phim \u0111\u01b0\u1ee3c g\u1eafn ch\u1eafc ch\u1eafn gi\u1eefa hai gi\u00e1 \u0111\u1ee1\u2014m\u1ed9t c\u1ed1 \u0111\u1ecbnh v\u00e0 m\u1ed9t di chuy\u1ec3n.<\/li>\n<li><strong>\u00c1p d\u1ee5ng l\u1ef1c<\/strong>: M\u1ed9t l\u1ef1c \u0111\u01a1n tr\u1ee5c \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng \u1edf t\u1ed1c \u0111\u1ed9 \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t cho \u0111\u1ebfn khi v\u1eadt li\u1ec7u b\u1ecb \u0111\u1ee9t. Trong qu\u00e1 tr\u00ecnh n\u00e0y, c\u00e1c th\u00f4ng s\u1ed1 quan tr\u1ecdng nh\u01b0 \u0111\u1ed9 b\u1ec1n k\u00e9o, \u0111\u1ed9 gi\u00e3n d\u00e0i v\u00e0 m\u00f4 \u0111un \u0111\u00e0n h\u1ed3i \u0111\u01b0\u1ee3c ghi l\u1ea1i.<\/li>\n<\/ol>\n<h3>C\u00e1c th\u00f4ng s\u1ed1 \u0111\u01b0\u1ee3c \u0111o trong ASTM D882<\/h3>\n<p>Sau \u0111\u00e2y l\u00e0 c\u00e1c th\u00f4ng s\u1ed1 c\u1ea7n thi\u1ebft thu \u0111\u01b0\u1ee3c th\u00f4ng qua th\u1eed nghi\u1ec7m k\u00e9o ASTM D882:<\/p>\n<ul>\n<li><strong>\u0110\u1ed9 b\u1ec1n k\u00e9o<\/strong>: \u00c1p su\u1ea5t t\u1ed1i \u0111a m\u00e0 v\u1eadt li\u1ec7u c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c tr\u01b0\u1edbc khi b\u1ecb \u0111\u1ee9t.<\/li>\n<li><strong>S\u1ee9c ch\u1ecbu l\u1ef1c<\/strong>: \u0110i\u1ec3m m\u00e0 v\u1eadt li\u1ec7u b\u1eaft \u0111\u1ea7u bi\u1ebfn d\u1ea1ng v\u0129nh vi\u1ec5n.<\/li>\n<li><strong>\u0110\u1ed9 gi\u00e3n d\u00e0i khi \u0111\u1ee9t<\/strong>: L\u01b0\u1ee3ng bi\u1ebfn d\u1ea1ng m\u00e0 v\u1eadt li\u1ec7u ph\u1ea3i ch\u1ecbu tr\u01b0\u1edbc khi b\u1ecb \u0111\u1ee9t.<\/li>\n<li><strong>M\u00f4 \u0111un \u0111\u00e0n h\u1ed3i<\/strong>: M\u1ed9t ch\u1ec9 b\u00e1o v\u1ec1 \u0111\u1ed9 c\u1ee9ng c\u1ee7a v\u1eadt li\u1ec7u, \u0111\u01b0\u1ee3c t\u00ednh b\u1eb1ng \u0111\u1ed9 d\u1ed1c c\u1ee7a ph\u1ea7n \u0111\u00e0n h\u1ed3i c\u1ee7a \u0111\u01b0\u1eddng cong \u1ee9ng su\u1ea5t-bi\u1ebfn d\u1ea1ng.<\/li>\n<\/ul>\n<p>Nh\u1eefng ph\u00e9p \u0111o n\u00e0y gi\u00fap nh\u00e0 s\u1ea3n xu\u1ea5t \u0111\u00e1nh gi\u00e1 ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 \u0111\u1ed9 tin c\u1eady c\u1ee7a m\u00e0ng nh\u1ef1a \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong bao b\u00ec v\u00e0 \u1ee9ng d\u1ee5ng y t\u1ebf, trong \u0111\u00f3 \u0111\u1ed9 b\u1ec1n k\u00e9o r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 b\u1ea3o v\u1ec7 s\u1ea3n ph\u1ea9m.<\/p>\n<h2>M\u00e1y ki\u1ec3m tra \u0111\u1ed9 b\u1ec1n m\u00e0ng phim ASTM D882<\/h2>\n<p>Khi l\u1ef1a ch\u1ecdn m\u1ed9t <strong>m\u00e1y ki\u1ec3m tra \u0111\u1ed9 b\u1ec1n m\u00e0ng phim<\/strong> \u0111\u1ed1i v\u1edbi th\u1eed nghi\u1ec7m ASTM D882, c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t ph\u1ea3i ch\u1ecdn thi\u1ebft b\u1ecb \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n c\u00f4ng nghi\u1ec7p c\u1ee5 th\u1ec3 v\u00e0 cung c\u1ea5p k\u1ebft qu\u1ea3 ch\u00ednh x\u00e1c, nh\u1ea5t qu\u00e1n. M\u00e1y th\u1eed \u0111\u1ed9 b\u1ec1n k\u00e9o ASTM D882 c\u1ee7a Cell Instruments \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf ri\u00eang cho m\u00e0ng nh\u1ef1a v\u00e0 cung c\u1ea5p m\u1ed9t s\u1ed1 t\u00ednh n\u0103ng ti\u00ean ti\u1ebfn, ch\u1eb3ng h\u1ea1n nh\u01b0:<\/p>\n<ul>\n<li><strong>T\u1ed1c \u0111\u1ed9 ki\u1ec3m tra c\u00f3 th\u1ec3 \u0111i\u1ec1u ch\u1ec9nh<\/strong>: T\u1ed1c \u0111\u1ed9 th\u1eed nghi\u1ec7m c\u00f3 th\u1ec3 t\u00f9y ch\u1ec9nh \u0111\u1ec3 \u0111\u00e1p \u1ee9ng y\u00eau c\u1ea7u c\u1ee7a nhi\u1ec1u lo\u1ea1i v\u1eadt li\u1ec7u kh\u00e1c nhau.<\/li>\n<li><strong>\u0110\u1ed9 ch\u00ednh x\u00e1c cao<\/strong>:V\u1edbi \u0111\u1ed9 ch\u00ednh x\u00e1c d\u1ecbch chuy\u1ec3n l\u00e0 0,01 mm v\u00e0 \u0111\u1ed9 ch\u00ednh x\u00e1c t\u1ed5ng th\u1ec3 l\u00e0 0,5% tr\u00ean to\u00e0n thang \u0111o, m\u00e1y \u0111\u1ea3m b\u1ea3o c\u00e1c ph\u00e9p \u0111o ch\u00ednh x\u00e1c.<\/li>\n<li><strong>T\u00ednh linh ho\u1ea1t<\/strong>: T\u01b0\u01a1ng th\u00edch v\u1edbi nhi\u1ec1u lo\u1ea1i \u0111\u1ed3 g\u00e1 v\u00e0 tay c\u1ea7m, gi\u00fap th\u00edch \u1ee9ng v\u1edbi nhi\u1ec1u nhu c\u1ea7u th\u1eed nghi\u1ec7m kh\u00e1c nhau.<\/li>\n<\/ul>\n<p>B\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng thi\u1ebft b\u1ecb th\u1eed nghi\u1ec7m chuy\u00ean d\u1ee5ng n\u00e0y, c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t c\u00f3 th\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng m\u00e0ng v\u00e0 t\u1ea5m phim c\u1ee7a h\u1ecd \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n cao nh\u1ea5t v\u1ec1 \u0111\u1ed9 b\u1ec1n v\u00e0 \u0111\u1ed9 ch\u1eafc, t\u0103ng c\u01b0\u1eddng c\u1ea3 ki\u1ec3m so\u00e1t ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 ph\u00e1t tri\u1ec3n s\u1ea3n ph\u1ea9m.<\/p>\n<h2>\u1ee8ng d\u1ee5ng c\u1ee7a ASTM D882 trong c\u00f4ng nghi\u1ec7p<\/h2>\n<p><strong>Ng\u00e0nh c\u00f4ng nghi\u1ec7p bao b\u00ec<\/strong>: V\u1eadt li\u1ec7u \u0111\u00f3ng g\u00f3i ph\u1ea3i \u0111\u1ee7 ch\u1eafc ch\u1eafn \u0111\u1ec3 b\u1ea3o v\u1ec7 s\u1ea3n ph\u1ea9m trong qu\u00e1 tr\u00ecnh v\u1eadn chuy\u1ec3n v\u00e0 x\u1eed l\u00fd. Th\u1eed nghi\u1ec7m ASTM D882 \u0111\u1ea3m b\u1ea3o r\u1eb1ng m\u00e0ng v\u00e0 t\u1ea5m nh\u1ef1a \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u v\u1ec1 \u0111\u1ed9 b\u1ec1n c\u1ea7n thi\u1ebft \u0111\u1ec3 \u0111\u00f3ng g\u00f3i an to\u00e0n.<\/p>\n<p><strong>Thi\u1ebft b\u1ecb y t\u1ebf<\/strong>: T\u00ednh v\u00f4 tr\u00f9ng v\u00e0 \u0111\u1ed9 b\u1ec1n l\u00e0 y\u1ebfu t\u1ed1 quan tr\u1ecdng \u0111\u1ed1i v\u1edbi v\u1eadt li\u1ec7u \u0111\u00f3ng g\u00f3i y t\u1ebf. Th\u1eed nghi\u1ec7m ASTM D882 x\u00e1c nh\u1eadn r\u1eb1ng m\u00e0ng c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c l\u1ef1c b\u00ean ngo\u00e0i trong khi v\u1eabn duy tr\u00ec t\u00ednh v\u00f4 tr\u00f9ng v\u00e0 t\u00ednh to\u00e0n v\u1eb9n.<\/p>\n<p><strong>Ch\u1ea5t k\u1ebft d\u00ednh<\/strong>: \u0110\u1ed1i v\u1edbi ch\u1ea5t k\u1ebft d\u00ednh \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong b\u0103ng keo v\u00e0 v\u1eadt li\u1ec7u c\u00e1n m\u1ecfng, \u0111\u1ed9 b\u1ec1n k\u00e9o r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o hi\u1ec7u su\u1ea5t trong qu\u00e1 tr\u00ecnh s\u1eed d\u1ee5ng. Th\u1eed nghi\u1ec7m ASTM D882 gi\u00fap c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t \u0111\u1ea3m b\u1ea3o r\u1eb1ng s\u1ea3n ph\u1ea9m c\u1ee7a h\u1ecd \u0111\u00e1p \u1ee9ng c\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt v\u1ec1 \u0111\u1ed9 b\u1ec1n.<\/p>\n<h2>Ch\u1ecdn m\u00e1y ki\u1ec3m tra \u0111\u1ed9 b\u1ec1n m\u00e0ng ASTM D882 ph\u00f9 h\u1ee3p<\/h2>\n<p>C\u00e1c <strong>M\u00e1y th\u1eed \u0111\u1ed9 b\u1ec1n k\u00e9o ASTM D882<\/strong> t\u1eeb Cell Instruments cung c\u1ea5p hi\u1ec7u su\u1ea5t, \u0111\u1ed9 ch\u00ednh x\u00e1c v\u00e0 d\u1ec5 s\u1eed d\u1ee5ng \u0111\u1eb7c bi\u1ec7t \u0111\u1ec3 th\u1eed nghi\u1ec7m m\u00e0ng nh\u1ef1a v\u00e0 t\u1ea5m nh\u1ef1a. Giao di\u1ec7n m\u00e0n h\u00ecnh c\u1ea3m \u1ee9ng HMI 7 inch, h\u1ec7 th\u1ed1ng \u0111i\u1ec1u khi\u1ec3n PLC v\u00e0 m\u00e1y in si\u00eau nh\u1ecf t\u00f9y ch\u1ecdn gi\u00fap n\u00f3 tr\u1edf th\u00e0nh c\u00f4ng c\u1ee5 ti\u1ec7n l\u1ee3i v\u00e0 \u0111\u00e1ng tin c\u1eady cho c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t \u0111ang t\u00ecm ki\u1ebfm k\u1ebft qu\u1ea3 th\u1eed nghi\u1ec7m ch\u1ea5t l\u01b0\u1ee3ng cao.<\/p>\n<p>V\u1edbi c\u00e1c t\u00ednh n\u0103ng t\u00f9y ch\u1ec9nh v\u00e0 tu\u00e2n th\u1ee7 ti\u00eau chu\u1ea9n ASTM D882, M\u00e1y ki\u1ec3m tra \u0111\u1ed9 b\u1ec1n m\u00e0ng phim c\u1ee7a Cell Instruments l\u00e0 gi\u1ea3i ph\u00e1p l\u00fd t\u01b0\u1edfng cho c\u00e1c c\u00f4ng ty trong ng\u00e0nh bao b\u00ec, y t\u1ebf v\u00e0 ch\u1ea5t k\u1ebft d\u00ednh.<\/p>\n<hr \/>\n<h2>C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/h2>\n<p><strong>1. Th\u1eed nghi\u1ec7m k\u00e9o ASTM D882 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 l\u00e0m g\u00ec?<\/strong><br \/>\nASTM D882 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 c\u00e1c \u0111\u1eb7c t\u00ednh k\u00e9o c\u1ee7a m\u00e0ng v\u00e0 t\u1ea5m nh\u1ef1a m\u1ecfng, ch\u1eb3ng h\u1ea1n nh\u01b0 \u0111\u1ed9 b\u1ec1n, \u0111\u1ed9 gi\u00e3n d\u00e0i v\u00e0 \u0111\u1ed9 \u0111\u00e0n h\u1ed3i. N\u00f3 \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p nh\u01b0 bao b\u00ec, thi\u1ebft b\u1ecb y t\u1ebf v\u00e0 ch\u1ea5t k\u1ebft d\u00ednh.<\/p>\n<p><strong>2. ASTM D882 kh\u00e1c v\u1edbi c\u00e1c ti\u00eau chu\u1ea9n th\u1eed nghi\u1ec7m k\u00e9o kh\u00e1c nh\u01b0 th\u1ebf n\u00e0o?<\/strong><br \/>\nASTM D882 \u0111\u1eb7c bi\u1ec7t nh\u1eafm v\u00e0o c\u00e1c m\u00e0ng v\u00e0 t\u1ea5m nh\u1ef1a m\u1ecfng, trong khi c\u00e1c ti\u00eau chu\u1ea9n kh\u00e1c c\u00f3 th\u1ec3 \u00e1p d\u1ee5ng cho c\u00e1c v\u1eadt li\u1ec7u d\u00e0y h\u01a1n ho\u1eb7c c\u00e1c lo\u1ea1i kh\u00e1c, ch\u1eb3ng h\u1ea1n nh\u01b0 kim lo\u1ea1i.<\/p>\n<p><strong>3. Ng\u00e0nh c\u00f4ng nghi\u1ec7p n\u00e0o \u0111\u01b0\u1ee3c h\u01b0\u1edfng l\u1ee3i t\u1eeb th\u1eed nghi\u1ec7m k\u00e9o ASTM D882?<\/strong><br \/>\nC\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p nh\u01b0 bao b\u00ec, y t\u1ebf, ch\u1ea5t k\u1ebft d\u00ednh v\u00e0 th\u1ef1c ph\u1ea9m \u0111\u01b0\u1ee3c h\u01b0\u1edfng l\u1ee3i t\u1eeb th\u1eed nghi\u1ec7m ASTM D882 v\u00ec n\u00f3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng v\u1eadt li\u1ec7u c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c \u1ee9ng su\u1ea5t trong qu\u00e1 tr\u00ecnh v\u1eadn chuy\u1ec3n v\u00e0 s\u1eed d\u1ee5ng.<\/p>\n<p><strong>4. M\u00e1y ki\u1ec3m tra \u0111\u1ed9 b\u1ec1n k\u00e9o ASTM D882 c\u00f3 th\u1ec3 t\u00f9y ch\u1ec9nh \u0111\u01b0\u1ee3c kh\u00f4ng?<\/strong><br \/>\nC\u00f3, Cell Instruments cung c\u1ea5p c\u00e1c t\u00f9y ch\u1ecdn t\u00f9y ch\u1ec9nh cho m\u00e1y ki\u1ec3m tra \u0111\u1ed9 b\u1ec1n k\u00e9o ASTM D882, cho ph\u00e9p ng\u01b0\u1eddi d\u00f9ng \u0111i\u1ec1u ch\u1ec9nh c\u00e1c th\u00f4ng s\u1ed1 nh\u01b0 chi\u1ec1u d\u00e0i h\u00e0nh tr\u00ecnh v\u00e0 t\u1ed1c \u0111\u1ed9 th\u1eed nghi\u1ec7m \u0111\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u c\u1ee5 th\u1ec3 c\u1ee7a h\u1ecd.<\/p>\n<p><strong>5. T\u1ea1i sao th\u1eed nghi\u1ec7m \u0111\u1ed9 b\u1ec1n k\u00e9o l\u1ea1i quan tr\u1ecdng \u0111\u1ed1i v\u1edbi v\u1eadt li\u1ec7u \u0111\u00f3ng g\u00f3i?<\/strong><br \/>\nKi\u1ec3m tra \u0111\u1ed9 b\u1ec1n k\u00e9o \u0111\u1ea3m b\u1ea3o r\u1eb1ng v\u1eadt li\u1ec7u \u0111\u00f3ng g\u00f3i c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c \u00e1p l\u1ef1c v\u00e0 qu\u00e1 tr\u00ecnh x\u1eed l\u00fd trong qu\u00e1 tr\u00ecnh v\u1eadn chuy\u1ec3n, b\u1ea3o v\u1ec7 s\u1ea3n ph\u1ea9m b\u00ean trong kh\u1ecfi b\u1ecb h\u01b0 h\u1ecfng.<\/p>\n<h2>S\u1ea3n ph\u1ea9m li\u00ean quan<\/h2>\n<p><a href=\"https:\/\/www.qualitester.com\/vi\/san-pham\/tensile-strength-testing-machine\/\">M\u00e1y th\u1eed \u0111\u1ed9 b\u1ec1n k\u00e9o ASTM D882<\/a><\/p>\n<h2>B\u00e0i vi\u1ebft li\u00ean quan<\/h2>\n<p><a href=\"https:\/\/www.qualitester.com\/vi\/astm-d882-thin-film-tensile-strength-testing\/\">Ki\u1ec3m tra \u0111\u1ed9 b\u1ec1n k\u00e9o m\u00e0ng m\u1ecfng<\/a><\/p>\n<p><a href=\"https:\/\/www.qualitester.com\/vi\/astm-d882-film-strength-tester-for-packaging\/\">M\u00e1y ki\u1ec3m tra \u0111\u1ed9 b\u1ec1n m\u00e0ng ASTM D882<\/a><\/p>\n<h2>Th\u1ea9m quy\u1ec1n gi\u1ea3i quy\u1ebft<\/h2>\n<p><a href=\"https:\/\/www.astm.org\/standards\/d882\" rel=\"nofollow noopener\" target=\"_blank\">Ti\u00eau chu\u1ea9n ASTMD882<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>Gi\u1edbi thi\u1ec7u v\u1ec1 Th\u1eed nghi\u1ec7m k\u00e9o ASTM D882 Th\u1eed nghi\u1ec7m k\u00e9o ASTM D882 l\u00e0 ph\u01b0\u01a1ng ph\u00e1p \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng r\u1ed9ng r\u00e3i \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 c\u00e1c \u0111\u1eb7c t\u00ednh k\u00e9o c\u1ee7a m\u00e0ng nh\u1ef1a m\u1ecfng v\u00e0 t\u1ea5m, th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p nh\u01b0 bao b\u00ec, thi\u1ebft b\u1ecb y t\u1ebf v\u00e0 ch\u1ea5t k\u1ebft d\u00ednh. Th\u1eed nghi\u1ec7m n\u00e0y r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 \u0111\u1ed9 b\u1ec1n, \u0111\u1ed9 linh ho\u1ea1t v\u00e0 \u0111\u1ed9 b\u1ec1n c\u1ee7a v\u1eadt li\u1ec7u, \u0111\u1ea3m b\u1ea3o ch\u00fang c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c c\u00e1c \u0111i\u1ec1u ki\u1ec7n th\u1ef1c t\u1ebf \u2026<\/p>\n<p class=\"read-more\"> <a class=\"\" href=\"https:\/\/www.qualitester.com\/vi\/astm-d882-tensile-testing-for-film-durability\/\"> <span class=\"screen-reader-text\">Ki\u1ec3m tra \u0111\u1ed9 b\u1ec1n k\u00e9o ASTM D882 \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 b\u1ec1n v\u00e0 hi\u1ec7u su\u1ea5t c\u1ee7a m\u00e0ng nh\u01b0 th\u1ebf n\u00e0o<\/span> \u0110\u1ecdc th\u00eam \u00bb<\/a><\/p>","protected":false},"author":4,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"default","ast-global-header-display":"","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":"","theme-transparent-header-meta":"default","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-4679","post","type-post","status-publish","format-standard","hentry","category-test-method"],"_links":{"self":[{"href":"https:\/\/www.qualitester.com\/vi\/wp-json\/wp\/v2\/posts\/4679","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.qualitester.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.qualitester.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.qualitester.com\/vi\/wp-json\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/www.qualitester.com\/vi\/wp-json\/wp\/v2\/comments?post=4679"}],"version-history":[{"count":0,"href":"https:\/\/www.qualitester.com\/vi\/wp-json\/wp\/v2\/posts\/4679\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.qualitester.com\/vi\/wp-json\/wp\/v2\/media?parent=4679"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.qualitester.com\/vi\/wp-json\/wp\/v2\/categories?post=4679"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.qualitester.com\/vi\/wp-json\/wp\/v2\/tags?post=4679"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}