{"id":2714,"date":"2025-10-03T13:45:11","date_gmt":"2025-10-03T13:45:11","guid":{"rendered":"https:\/\/productionscrews.com\/"},"modified":"2025-10-03T13:45:11","modified_gmt":"2025-10-03T13:45:11","slug":"ultimate-guide-how-to-choose-the-perfect-rubber-pad-for-your-engineering-project","status":"publish","type":"post","link":"https:\/\/productionscrews.com\/vi\/ultimate-guide-how-to-choose-the-perfect-rubber-pad-for-your-engineering-project\/","title":{"rendered":"H\u01b0\u1edbng D\u1eabn T\u1ed1i \u01afu: C\u00e1ch Ch\u1ecdn T\u1ea5m \u0110\u1ec7m Cao Su Ho\u00e0n H\u1ea3o Cho D\u1ef1 \u00c1n K\u1ef9 Thu\u1eadt C\u1ee7a B\u1ea1n"},"content":{"rendered":"<h2>H\u01b0\u1edbng D\u1eabn To\u00e0n Di\u1ec7n v\u1ec1 T\u1ea5m \u0110\u1ec7m Cao Su: Hi\u1ec3u C\u00e1c Kh\u00e1i Ni\u1ec7m C\u01a1 B\u1ea3n<\/h2>\n<p>M\u1ed9t t\u1ea5m \u0111\u1ec7m cao su c\u00f3 v\u1ebb l\u00e0 m\u1ed9t b\u1ed9 ph\u1eadn \u0111\u01a1n gi\u1ea3n, c\u01a1 b\u1ea3n. Tuy nhi\u00ean, \u0111\u1ed1i v\u1edbi m\u1ed9t k\u1ef9 s\u01b0 ho\u1eb7c nh\u00e0 thi\u1ebft k\u1ebf, suy ngh\u0129 nh\u01b0 v\u1eady l\u00e0 m\u1ed9t sai l\u1ea7m l\u1edbn. Khi m\u1ed9t t\u1ea5m \u0111\u1ec7m cao su duy nh\u1ea5t b\u1ecb h\u1ecfng\u2014cho d\u00f9 trong m\u1ed9t c\u1ed7 m\u00e1y c\u00f4ng nghi\u1ec7p tr\u1ecb gi\u00e1 h\u00e0ng tri\u1ec7u \u0111\u00f4 la, m\u1ed9t h\u1ed9p \u0111i\u1ec7n t\u1eed tinh vi hay m\u1ed9t thi\u1ebft b\u1ecb h\u1ea1ng n\u1eb7ng\u2014n\u00f3 c\u00f3 th\u1ec3 khi\u1ebfn to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng b\u1ecb h\u1ecfng, g\u00e2y ra c\u00e1c s\u1eeda ch\u1eefa t\u1ed1n k\u00e9m v\u00e0 g\u00e2y ra c\u00e1c r\u1ee7i ro an to\u00e0n nghi\u00eam tr\u1ecdng. S\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa m\u1ed9t h\u1ec7 th\u1ed1ng \u0111\u00e1ng tin c\u1eady, l\u00e2u d\u00e0i v\u00e0 m\u1ed9t h\u1ec7 th\u1ed1ng g\u00e2y ra v\u1ea5n \u0111\u1ec1 th\u01b0\u1eddng n\u1eb1m \u1edf vi\u1ec7c ch\u1ecdn \u0111\u00fang lo\u1ea1i b\u1ed9 ph\u1eadn c\u00f3 v\u1ebb \u0111\u01a1n gi\u1ea3n n\u00e0y. H\u01b0\u1edbng d\u1eabn n\u00e0y v\u01b0\u1ee3t ra ngo\u00e0i c\u00e1c m\u00f4 t\u1ea3 c\u01a1 b\u1ea3n \u0111\u1ec3 cung c\u1ea5p cho b\u1ea1n s\u1ef1 hi\u1ec3u bi\u1ebft s\u00e2u s\u1eafc, thi\u1ebft th\u1ef1c v\u1ec1 c\u00e1c nguy\u00ean t\u1eafc k\u1ef9 thu\u1eadt \u0111\u1eb1ng sau t\u1ea5m \u0111\u1ec7m cao su.<\/p>\n<p>Trong h\u01b0\u1edbng d\u1eabn n\u00e0y, ch\u00fang ta s\u1ebd kh\u00e1m ph\u00e1:<\/p>\n<ul>\n<li>C\u00e1c <a href=\"https:\/\/productionscrews.com\/vi\/the-science-behind-metal-cutting-from-basic-principles-to-expert-mastery\/\"  data-wpil-monitor-id=\"587\" target=\"_blank\">khoa h\u1ecdc c\u01a1 b\u1ea3n<\/a> v\u1eadt li\u1ec7u co gi\u00e3n.<\/li>\n<li>Chi ti\u1ebft k\u1ef9 thu\u1eadt quan tr\u1ecdng v\u00e0 c\u00e1ch ch\u00fang \u0111\u01b0\u1ee3c \u0111o l\u01b0\u1eddng.<\/li>\n<li>H\u01b0\u1edbng d\u1eabn so s\u00e1nh c\u00e1c lo\u1ea1i cao su kh\u00e1c nhau.<\/li>\n<li>Quy tr\u00ecnh t\u1eebng b\u01b0\u1edbc \u0111\u1ec3 ch\u1ecdn t\u1ea5m \u0111\u1ec7m cao su ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u c\u1ee7a b\u1ea1n.<\/li>\n<\/ul>\n<h2>Khoa H\u1ecdc V\u1eadt Li\u1ec7u C\u01a1 B\u1ea3n<\/h2>\n<p>\u0110\u1ec3 ch\u1ecdn \u0111\u00fang t\u1ea5m \u0111\u1ec7m cao su, tr\u01b0\u1edbc ti\u00ean ch\u00fang ta ph\u1ea3i hi\u1ec3u \u0111i\u1ec1u g\u00ec mang l\u1ea1i cho n\u00f3 nh\u1eefng \u0111\u1eb7c t\u00ednh \u0111\u1eb7c bi\u1ec7t. C\u00e2u tr\u1ea3 l\u1eddi n\u1eb1m \u1edf c\u1ea5u tr\u00fac ph\u00e2n t\u1eed v\u00e0 h\u00f3a h\u1ecdc c\u1ee7a v\u1eadt li\u1ec7u co gi\u00e3n. N\u1ec1n t\u1ea3ng n\u00e0y gi\u1ea3i th\u00edch \u201ct\u1ea1i sao\u201d kh\u1ea3 n\u0103ng h\u1ea5p th\u1ee5 n\u0103ng l\u01b0\u1ee3ng, l\u00e0m k\u00edn ch\u1ea5t l\u1ecfng v\u00e0 x\u1eed l\u00fd c\u1ee7a t\u1ea5m \u0111\u1ec7m cao su <a href=\"https:\/\/productionscrews.com\/vi\/ultimate-guide-to-fatigue-testing-why-materials-fail-under-repeated-stress\/\"  data-wpil-monitor-id=\"585\" target=\"_blank\">c\u00e1c h\u01b0\u1edbng ch\u1ecbu l\u1ef1c l\u1eb7p l\u1ea1i<\/a>.<\/p>\n<h3>V\u1eadt Li\u1ec7u Co Gi\u00e3n v\u00e0 H\u00f3a H\u1ecdc Polyme<\/h3>\n<p>V\u1ec1 c\u1ed1t l\u00f5i, m\u1ed9t t\u1ea5m \u0111\u1ec7m cao su \u0111\u01b0\u1ee3c l\u00e0m t\u1eeb m\u1ed9t v\u1eadt li\u1ec7u co gi\u00e3n g\u1ecdi l\u00e0 ch\u1ea5t \u0111\u00e0n h\u1ed3i. Ch\u1ea5t \u0111\u00e0n h\u1ed3i l\u00e0 m\u1ed9t lo\u1ea1i polyme \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn v\u1edbi \u0111\u1ed9 co gi\u00e3n cao. H\u00e3y ngh\u0129 \u0111\u1ebfn c\u00e1c chu\u1ed7i ph\u00e2n t\u1eed d\u00e0i, r\u1ed1i r\u1eafm, t\u01b0\u01a1ng t\u1ef1 nh\u01b0 m\u1ed9t b\u00e1t m\u00ec spaghetti. \u1ede tr\u1ea1ng th\u00e1i t\u1ef1 nhi\u00ean, c\u00e1c chu\u1ed7i n\u00e0y \u0111\u01b0\u1ee3c tr\u1ed9n l\u1eabn v\u00e0 c\u00f3 th\u1ec3 di chuy\u1ec3n qua nhau.<\/p>\n<p>\u0110i\u1ec1u k\u1ef3 di\u1ec7u x\u1ea3y ra trong m\u1ed9t qu\u00e1 tr\u00ecnh g\u1ecdi l\u00e0 l\u01b0u h\u00f3a, ho\u1eb7c li\u00ean k\u1ebft ngang. Trong qu\u00e1 tr\u00ecnh n\u00e0y, c\u00e1c ch\u1ea5t \u0111\u00f3ng r\u1eafn nh\u01b0 l\u01b0u hu\u1ef3nh \u0111\u01b0\u1ee3c th\u00eam v\u00e0o, t\u1ea1o ra c\u00e1c li\u00ean k\u1ebft h\u00f3a h\u1ecdc gi\u1eefa c\u00e1c chu\u1ed7i polyme ri\u00eang l\u1ebb. C\u00e1c li\u00ean k\u1ebft ngang n\u00e0y ho\u1ea1t \u0111\u1ed9ng nh\u01b0 c\u00e1c n\u00fat th\u1eaft, bu\u1ed9c c\u00e1c chu\u1ed7i l\u1ea1i v\u1edbi nhau th\u00e0nh m\u1ed9t m\u1ea1ng l\u01b0\u1edbi ba chi\u1ec1u \u0111\u01b0\u1ee3c k\u1ebft n\u1ed1i duy nh\u1ea5t. Khi m\u1ed9t l\u1ef1c \u0111\u01b0\u1ee3c t\u00e1c d\u1ee5ng, c\u00e1c chu\u1ed7i c\u00f3 th\u1ec3 du\u1ed7i ra v\u00e0 k\u00e9o d\u00e0i, nh\u01b0ng c\u00e1c li\u00ean k\u1ebft ngang ng\u0103n ch\u00fang t\u00e1ch r\u1eddi v\u0129nh vi\u1ec5n. Khi l\u1ef1c \u0111\u01b0\u1ee3c lo\u1ea1i b\u1ecf, c\u00e1c li\u00ean k\u1ebft ngang k\u00e9o c\u00e1c chu\u1ed7i tr\u1edf l\u1ea1i tr\u1ea1ng th\u00e1i r\u1ed1i ban \u0111\u1ea7u. Kh\u1ea3 n\u0103ng u\u1ed1n cong v\u00e0 b\u1eadt tr\u1edf l\u1ea1i n\u00e0y l\u00e0 b\u1ea3n ch\u1ea5t c\u1ee7a \u0111\u1ed9 co gi\u00e3n c\u1ee7a cao su.<\/p>\n<h3>\u0110\u1ed9 Nh\u1edbt \u0110\u00e0n H\u1ed3i v\u00e0 Gi\u1ea3m Ch\u1ea5n<\/h3>\n<p>Cao su kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t ch\u1ea5t r\u1eafn \u0111\u00e0n h\u1ed3i thu\u1ea7n t\u00fay. N\u00f3 l\u00e0 m\u1ed9t v\u1eadt li\u1ec7u nh\u1edbt \u0111\u00e0n h\u1ed3i, c\u00f3 ngh\u0129a l\u00e0 n\u00f3 th\u1ec3 hi\u1ec7n c\u1ea3 \u0111\u1eb7c t\u00ednh nh\u1edbt (gi\u1ed1ng ch\u1ea5t l\u1ecfng, h\u1ea5p th\u1ee5 n\u0103ng l\u01b0\u1ee3ng) v\u00e0 \u0111\u00e0n h\u1ed3i (gi\u1ed1ng ch\u1ea5t r\u1eafn, l\u01b0u tr\u1eef n\u0103ng l\u01b0\u1ee3ng) khi b\u1ecb u\u1ed1n cong ho\u1eb7c \u00e9p.<\/p>\n<p>Khi m\u1ed9t t\u1ea5m \u0111\u1ec7m cao su b\u1ecb n\u00e9n, m\u1ed9t ph\u1ea7n n\u0103ng l\u01b0\u1ee3ng \u0111\u01b0\u1ee3c l\u01b0u tr\u1eef \u0111\u00e0n h\u1ed3i v\u00e0 \u0111\u01b0\u1ee3c gi\u1ea3i ph\u00f3ng khi t\u1ea5m \u0111\u1ec7m tr\u1edf l\u1ea1i h\u00ecnh d\u1ea1ng ban \u0111\u1ea7u. Ph\u1ea7n n\u0103ng l\u01b0\u1ee3ng c\u00f2n l\u1ea1i, do ma s\u00e1t b\u00ean trong c\u1ee7a c\u00e1c chu\u1ed7i polyme di chuy\u1ec3n ng\u01b0\u1ee3c chi\u1ec1u nhau, \u0111\u01b0\u1ee3c chuy\u1ec3n \u0111\u1ed5i th\u00e0nh nhi\u1ec7t v\u00e0 bi\u1ebfn m\u1ea5t. S\u1ef1 m\u1ea5t n\u0103ng l\u01b0\u1ee3ng n\u00e0y \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 gi\u1ea3m ch\u1ea5n. \u0110\u00e2y l\u00e0 \u0111\u1eb7c t\u00ednh quan tr\u1ecdng nh\u1ea5t \u0111\u1ec3 c\u00e1ch ly rung \u0111\u1ed9ng. M\u1ed9t t\u1ea5m \u0111\u1ec7m cao su kh\u00f4ng ch\u1ec9 ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t l\u00f2 xo; n\u00f3 ch\u1ee7 \u0111\u1ed9ng lo\u1ea1i b\u1ecf n\u0103ng l\u01b0\u1ee3ng rung \u0111\u1ed9ng kh\u1ecfi h\u1ec7 th\u1ed1ng, b\u1ea3o v\u1ec7 c\u00e1c b\u1ed9 ph\u1eadn nh\u1ea1y c\u1ea3m v\u00e0 gi\u1ea3m ti\u1ebfng \u1ed3n.<\/p>\n<h3>Vai Tr\u00f2 C\u1ee7a Ch\u1ea5t Ph\u1ee5 Gia<\/h3>\n<p>Cao su c\u1ea5p th\u01b0\u01a1ng m\u1ea1i kh\u00f4ng bao gi\u1edd l\u00e0 polyme nguy\u00ean ch\u1ea5t. N\u00f3 l\u00e0 m\u1ed9t c\u00e1ch c\u1ea9n th\u1eadn <a href=\"https:\/\/productionscrews.com\/vi\/ultimate-guide-spring-steel-properties-and-engineering-applications-2024\/\"  data-wpil-monitor-id=\"596\" target=\"_blank\">h\u1ed7n h\u1ee3p \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf c\u00f3 ch\u1ee9a c\u00e1c ch\u1ea5t ph\u1ee5 gia kh\u00e1c nhau \u0111\u1ec3 \u0111i\u1ec1u ch\u1ec9nh c\u00e1c \u0111\u1eb7c t\u00ednh c\u1ee7a n\u00f3<\/a> cho c\u00e1c m\u1ee5c \u0111\u00edch s\u1eed d\u1ee5ng c\u1ee5 th\u1ec3. Hi\u1ec3u c\u00e1c ch\u1ea5t ph\u1ee5 gia n\u00e0y l\u00e0 ch\u00eca kh\u00f3a \u0111\u1ec3 hi\u1ec3u b\u1ea3ng d\u1eef li\u1ec7u c\u1ee7a v\u1eadt li\u1ec7u.<\/p>\n<ul>\n<li>Ch\u1ea5t \u0111\u1ed9n: C\u00e1c v\u1eadt li\u1ec7u nh\u01b0 mu\u1ed9i than v\u00e0 silica l\u00e0 ph\u1ed5 bi\u1ebfn nh\u1ea5t. Ch\u00fang kh\u00f4ng ch\u1ec9 \u0111\u1ec3 t\u0103ng kh\u1ed1i l\u01b0\u1ee3ng. Ch\u00fang t\u1ea1o th\u00e0nh m\u1ed9t m\u1ea1ng l\u01b0\u1edbi th\u1ee9 c\u1ea5p b\u00ean trong ma tr\u1eadn polymer, c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3 \u0111\u1ed9 b\u1ec1n k\u00e9o, kh\u1ea3 n\u0103ng ch\u1ed1ng x\u00e9 v\u00e0 ch\u1ed1ng m\u00e0i m\u00f2n.<\/li>\n<li>Ch\u1ea5t h\u00f3a d\u1ebbo: \u0110\u00e2y l\u00e0 c\u00e1c lo\u1ea1i d\u1ea7u ho\u1eb7c este \u0111\u01b0\u1ee3c th\u00eam v\u00e0o \u0111\u1ec3 t\u0103ng t\u00ednh linh ho\u1ea1t v\u00e0 \u0111\u1ed9 m\u1ec1m c\u1ee7a h\u1ee3p ch\u1ea5t, \u0111\u1ed3ng th\u1eddi c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t c\u1ee7a n\u00f3 \u1edf nhi\u1ec7t \u0111\u1ed9 th\u1ea5p, n\u01a1i cao su c\u00f3 th\u1ec3 tr\u1edf n\u00ean gi\u00f2n.<\/li>\n<li>Ch\u1ea5t ch\u1ed1ng l\u00e3o h\u00f3a: Cao su c\u00f3 th\u1ec3 b\u1ecb h\u01b0 h\u1ea1i b\u1edfi m\u00f4i tr\u01b0\u1eddng. Ch\u1ea5t ch\u1ed1ng oxy h\u00f3a l\u00e0m ch\u1eadm qu\u00e1 tr\u00ecnh h\u01b0 h\u1ea1i do oxy v\u00e0 nhi\u1ec7t, trong khi ch\u1ea5t ch\u1ed1ng ozon b\u1ea3o v\u1ec7 ch\u1ed1ng l\u1ea1i s\u1ef1 n\u1ee9t do ozon g\u00e2y ra, m\u1ed9t \u0111i\u1ec3m y\u1ebfu \u0111\u1eb7c bi\u1ec7t \u0111\u1ed1i v\u1edbi nhi\u1ec1u lo\u1ea1i cao su khi ch\u1ecbu l\u1ef1c c\u0103ng.<\/li>\n<li>Ch\u1ea5t l\u01b0u h\u00f3a: \u0110\u00e2y l\u00e0 c\u00e1c h\u00f3a ch\u1ea5t, ch\u1ee7 y\u1ebfu l\u00e0 h\u1ec7 th\u1ed1ng l\u01b0u hu\u1ef3nh ho\u1eb7c peroxide, b\u1eaft \u0111\u1ea7u ph\u1ea3n \u1ee9ng li\u00ean k\u1ebft ngang trong qu\u00e1 tr\u00ecnh l\u01b0u h\u00f3a. Lo\u1ea1i v\u00e0 l\u01b0\u1ee3ng ch\u1ea5t l\u01b0u h\u00f3a ki\u1ec3m so\u00e1t t\u1ed1c \u0111\u1ed9 l\u01b0u h\u00f3a v\u00e0 c\u00e1c \u0111\u1eb7c t\u00ednh cu\u1ed1i c\u00f9ng c\u1ee7a t\u1ea5m cao su.<\/li>\n<\/ul>\n<p><a href=\"https:\/\/productionscrews.com\/wp-content\/uploads\/2025\/10\/pixabay-867704.jpg\" target=\"_blank\"><img fetchpriority=\"high\" decoding=\"async\" class=\"alignnone size-full wp-image-2717\" src=\"https:\/\/productionscrews.com\/wp-content\/uploads\/2025\/10\/pixabay-867704.jpg\" alt=\"d\u1ea5u cao su, d\u1ea5u g\u1ed7, sao ch\u00e9p, mi\u1ebfng \u0111\u1ec7m m\u1ef1c, v\u0103n ph\u00f2ng, gi\u1ea5y, sao ch\u00e9p, sao ch\u00e9p, sao ch\u00e9p, sao ch\u00e9p, sao ch\u00e9p\" width=\"1280\" height=\"853\" srcset=\"https:\/\/productionscrews.com\/wp-content\/uploads\/2025\/10\/pixabay-867704.jpg 1280w, https:\/\/productionscrews.com\/wp-content\/uploads\/2025\/10\/pixabay-867704-300x200.jpg 300w, https:\/\/productionscrews.com\/wp-content\/uploads\/2025\/10\/pixabay-867704-768x512.jpg 768w, https:\/\/productionscrews.com\/wp-content\/uploads\/2025\/10\/pixabay-867704-18x12.jpg 18w\" sizes=\"(max-width: 1280px) 100vw, 1280px\" \/><\/a><\/p>\n<h2>Hi\u1ec3u B\u1ea3ng Th\u00f4ng S\u1ed1 K\u1ef9 Thu\u1eadt<\/h2>\n<p>B\u1ea3ng d\u1eef li\u1ec7u k\u1ef9 thu\u1eadt (TDS) cho m\u1ed9t t\u1ea5m cao su ch\u1ee9a \u0111\u1ea7y th\u00f4ng tin. \u0110\u1ed1i v\u1edbi m\u1ed9t ng\u01b0\u1eddi kh\u00f4ng \u0111\u01b0\u1ee3c \u0111\u00e0o t\u1ea1o, \u0111\u00f3 l\u00e0 m\u1ed9t danh s\u00e1ch c\u00e1c con s\u1ed1. \u0110\u1ed1i v\u1edbi m\u1ed9t k\u1ef9 s\u01b0, \u0111\u00f3 l\u00e0 b\u1ea3n thi\u1ebft k\u1ebf hi\u1ec7u su\u1ea5t c\u1ee7a th\u00e0nh ph\u1ea7n. Hi\u1ec3u c\u00e1c ph\u00e9p \u0111o ch\u00ednh n\u00e0y l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 l\u1ef1a ch\u1ecdn \u0111\u00fang.<\/p>\n<h3>\u0110\u1ed9 c\u1ee9ng (Durometer)<\/h3>\n<p>\u0110\u1ed9 c\u1ee9ng l\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng l\u1ea1i s\u1ef1 l\u00f5m b\u1ec1 m\u1eb7t c\u1ee7a t\u1ea5m cao su d\u01b0\u1edbi m\u1ed9t t\u1ea3i tr\u1ecdng c\u1ee5 th\u1ec3. \u0110\u00e2y l\u00e0 thu\u1ed9c t\u00ednh ph\u1ed5 bi\u1ebfn nh\u1ea5t \u0111\u01b0\u1ee3c \u0111\u1ec1 c\u1eadp, \u0111\u01b0\u1ee3c \u0111o tr\u00ean thang \u0111o b\u1eb1ng m\u00e1y \u0111o \u0111\u1ed9 c\u1ee9ng. Thang \u0111o Shore A \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho h\u1ea7u h\u1ebft c\u00e1c lo\u1ea1i cao su linh ho\u1ea1t \u0111\u1ebfn b\u00e1n c\u1ee9ng, trong khi thang \u0111o Shore D d\u00e0nh cho c\u00e1c lo\u1ea1i cao su v\u00e0 nh\u1ef1a c\u1ee9ng h\u01a1n. M\u1ed9t t\u1ea5m \u0111\u1ec7m m\u1ec1m, gi\u1ed1ng nh\u01b0 gel c\u00f3 th\u1ec3 l\u00e0 20A, m\u1ed9t c\u1ee5c t\u1ea9y b\u00fat ch\u00ec kho\u1ea3ng 40A v\u00e0 m\u1ed9t gi\u00e1 \u0111\u1ee1 c\u00f4ng nghi\u1ec7p th\u00f4ng th\u01b0\u1eddng kho\u1ea3ng 60-70A. M\u1ed9t t\u1ea5m cao su c\u1ee9ng, nh\u01b0 tr\u00ean b\u00e1nh xe \u0111\u1ea9y h\u00e0ng, c\u00f3 th\u1ec3 l\u00e0 90A ho\u1eb7c nh\u1eadp thang \u0111o Shore D. \u0110\u1ed9 c\u1ee9ng li\u00ean quan \u0111\u1ebfn \u0111\u1ed9 c\u1ee9ng nh\u01b0ng kh\u00f4ng ph\u1ea3i l\u00e0 th\u01b0\u1edbc \u0111o tr\u1ef1c ti\u1ebfp c\u1ee7a n\u00f3.<\/p>\n<h3>\u0110\u1ed9 b\u1ec1n, \u0110\u1ed9 gi\u00e3n d\u00e0i, M\u00f4 \u0111un<\/h3>\n<p>Ba thu\u1ed9c t\u00ednh n\u00e0y, \u0111\u01b0\u1ee3c \u0111o trong qu\u00e1 tr\u00ecnh th\u1eed nghi\u1ec7m \u0111\u1ed9 b\u1ec1n k\u00e9o, m\u00f4 t\u1ea3 c\u00e1ch t\u1ea5m cao su ho\u1ea1t \u0111\u1ed9ng d\u01b0\u1edbi l\u1ef1c c\u0103ng cho \u0111\u1ebfn khi n\u00f3 b\u1ecb h\u1ecfng.<\/p>\n<ul>\n<li>\u0110\u1ed9 b\u1ec1n k\u00e9o: \u0110\u00e2y l\u00e0 \u1ee9ng su\u1ea5t t\u1ed1i \u0111a m\u00e0 v\u1eadt li\u1ec7u c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c trong khi b\u1ecb k\u00e9o ho\u1eb7c c\u0103ng tr\u01b0\u1edbc khi b\u1ecb \u0111\u1ee9t. N\u00f3 \u0111\u01b0\u1ee3c \u0111o b\u1eb1ng pound tr\u00ean inch vu\u00f4ng (psi) ho\u1eb7c megapascal (MPa).<\/li>\n<li>\u0110\u1ed9 gi\u00e3n d\u00e0i khi \u0111\u1ee9t: \u0110\u00e2y l\u00e0 ph\u1ea7n tr\u0103m t\u0103ng chi\u1ec1u d\u00e0i ban \u0111\u1ea7u m\u00e0 v\u1eadt li\u1ec7u \u0111\u1ea1t \u0111\u01b0\u1ee3c t\u1ea1i th\u1eddi \u0111i\u1ec3m \u0111\u1ee9t. M\u1ed9t v\u1eadt li\u1ec7u c\u00f3 \u0111\u1ed9 gi\u00e3n d\u00e0i 500% c\u00f3 th\u1ec3 k\u00e9o d\u00e0i g\u1ea5p n\u0103m l\u1ea7n chi\u1ec1u d\u00e0i ban \u0111\u1ea7u tr\u01b0\u1edbc khi b\u1ecb \u0111\u1ee9t.<\/li>\n<li>M\u00f4 \u0111un: C\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 m\u00f4 \u0111un k\u00e9o, \u0111\u00e2y l\u00e0 \u1ee9ng su\u1ea5t c\u1ea7n thi\u1ebft \u0111\u1ec3 t\u1ea1o ra m\u1ed9t l\u01b0\u1ee3ng bi\u1ebfn d\u1ea1ng (\u0111\u1ed9 gi\u00e3n d\u00e0i) c\u1ee5 th\u1ec3. V\u00ed d\u1ee5, m\u00f4 \u0111un 100% l\u00e0 \u1ee9ng su\u1ea5t c\u1ea7n thi\u1ebft \u0111\u1ec3 k\u00e9o c\u0103ng v\u1eadt li\u1ec7u \u0111\u1ebfn g\u1ea5p \u0111\u00f4i chi\u1ec1u d\u00e0i ban \u0111\u1ea7u c\u1ee7a n\u00f3. N\u00f3 l\u00e0 m\u1ed9t th\u01b0\u1edbc \u0111o th\u1ef1c s\u1ef1 v\u1ec1 \u0111\u1ed9 c\u1ee9ng khi k\u00e9o; m\u00f4 \u0111un c\u00e0ng cao th\u00ec v\u1eadt li\u1ec7u c\u00e0ng c\u1ee9ng.<\/li>\n<\/ul>\n<h3>\u0110\u1ed9 l\u00fan n\u00e9n<\/h3>\n<p>T\u1eeb g\u00f3c \u0111\u1ed9 th\u1ef1c t\u1ebf, \u0111\u1ed9 l\u00fan n\u00e9n l\u00e0 m\u1ed9t trong nh\u1eefng thu\u1ed9c t\u00ednh quan tr\u1ecdng nh\u1ea5t \u0111\u1ed1i v\u1edbi b\u1ea5t k\u1ef3 t\u1ea5m cao su n\u00e0o ch\u1ecbu t\u1ea3i \u00e9p li\u00ean t\u1ee5c, ch\u1eb3ng h\u1ea1n nh\u01b0 ch\u00e2n m\u00e1y, mi\u1ebfng \u0111\u1ec7m ho\u1eb7c mi\u1ebfng \u0111\u1ec7m. N\u00f3 \u0111o s\u1ef1 thay \u0111\u1ed5i v\u0129nh vi\u1ec5n v\u1ec1 h\u00ecnh d\u1ea1ng c\u1ee7a v\u1eadt li\u1ec7u sau khi l\u1ef1c \u00e9p \u0111\u01b0\u1ee3c t\u00e1c d\u1ee5ng trong m\u1ed9t th\u1eddi gian v\u00e0 nhi\u1ec7t \u0111\u1ed9 nh\u1ea5t \u0111\u1ecbnh, sau \u0111\u00f3 \u0111\u01b0\u1ee3c lo\u1ea1i b\u1ecf. N\u00f3 \u0111\u01b0\u1ee3c bi\u1ec3u th\u1ecb b\u1eb1ng ph\u1ea7n tr\u0103m \u0111\u1ed9 n\u00e9n ban \u0111\u1ea7u. M\u1ed9t gi\u00e1 tr\u1ecb th\u1ea5p l\u00e0 r\u1ea5t mong mu\u1ed1n. M\u1ed9t t\u1ea5m cao su c\u00f3 \u0111\u1ed9 l\u00fan n\u00e9n 10% s\u1ebd ph\u1ee5c h\u1ed3i 90% \u0111\u1ed9 d\u00e0y n\u00e9n c\u1ee7a n\u00f3, trong khi m\u1ed9t t\u1ea5m c\u00f3 \u0111\u1ed9 l\u00fan n\u00e9n 80% s\u1ebd v\u1eabn g\u1ea7n nh\u01b0 ho\u00e0n to\u00e0n ph\u1eb3ng, m\u1ea5t kh\u1ea3 n\u0103ng l\u00e0m k\u00edn ho\u1eb7c c\u00e1ch ly rung \u0111\u1ed9ng.<\/p>\n<h3>Kh\u1ea3 n\u0103ng ch\u1ed1ng x\u00e9 v\u00e0 m\u00e0i m\u00f2n<\/h3>\n<p>C\u00e1c thu\u1ed9c t\u00ednh n\u00e0y x\u00e1c \u0111\u1ecbnh \u0111\u1ed9 b\u1ec1n c\u1ee7a t\u1ea5m cao su trong m\u00f4i tr\u01b0\u1eddng \u0111\u00f2i h\u1ecfi th\u1ec3 ch\u1ea5t cao. Kh\u1ea3 n\u0103ng ch\u1ed1ng x\u00e9 \u0111o n\u0103ng l\u01b0\u1ee3ng c\u1ea7n thi\u1ebft \u0111\u1ec3 lan truy\u1ec1n m\u1ed9t v\u1ebft c\u1eaft ho\u1eb7c v\u1ebft r\u00e1ch qua m\u1ed9t m\u1eabu. N\u00f3 r\u1ea5t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi c\u00e1c th\u00e0nh ph\u1ea7n c\u00f3 th\u1ec3 b\u1ecb m\u1ebb ho\u1eb7c c\u1eaft trong qu\u00e1 tr\u00ecnh l\u1eafp \u0111\u1eb7t ho\u1eb7c b\u1ea3o tr\u00ec. Kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n \u0111o kh\u1ea3 n\u0103ng c\u1ee7a v\u1eadt li\u1ec7u ch\u1ecbu \u0111\u01b0\u1ee3c s\u1ef1 hao m\u00f2n do c\u1ecd x\u00e1t v\u00e0 ma s\u00e1t. N\u00f3 r\u1ea5t quan tr\u1ecdng \u0111\u1ed1i v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng chuy\u1ec3n \u0111\u1ed9ng nh\u01b0 c\u1ea3n ho\u1eb7c l\u01b0\u1ee1i g\u1ea1t.<\/p>\n<h3>Ki\u1ec3m tra ti\u00eau chu\u1ea9n<\/h3>\n<p>C\u00e1c thu\u1ed9c t\u00ednh n\u00e0y kh\u00f4ng ph\u1ea3i l\u00e0 ng\u1eabu nhi\u00ean. Ch\u00fang \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh b\u1edfi c\u00e1c ti\u00eau chu\u1ea9n nghi\u00eam ng\u1eb7t, <a href=\"https:\/\/productionscrews.com\/vi\/raw-material-testing-a-comprehensive-guide-to-quality-control-methods-2024\/\"  data-wpil-monitor-id=\"589\" target=\"_blank\">ph\u01b0\u01a1ng ph\u00e1p th\u1eed nghi\u1ec7m<\/a>, ph\u1ed5 bi\u1ebfn nh\u1ea5t t\u1eeb ASTM International. Vi\u1ec7c tr\u00edch d\u1eabn c\u00e1c ti\u00eau chu\u1ea9n n\u00e0y tr\u00ean b\u1ea3ng d\u1eef li\u1ec7u cung c\u1ea5p s\u1ef1 \u0111\u1ea3m b\u1ea3o r\u1eb1ng c\u00e1c gi\u00e1 tr\u1ecb \u0111\u00e3 \u0111\u01b0\u1ee3c l\u1ea5y trong m\u1ed9t c\u00e1ch l\u1eb7p l\u1ea1i, ki\u1ec3m so\u00e1t, cho ph\u00e9p so s\u00e1nh tr\u1ef1c ti\u1ebfp, \u0111\u00e1ng tin c\u1eady gi\u1eefa c\u00e1c s\u1ea3n ph\u1ea9m.<\/p>\n<table>\n<tbody>\n<tr>\n<td width=\"144\">Thu\u1ed9c t\u00ednh k\u1ef9 thu\u1eadt<\/td>\n<td width=\"144\">M\u00f4 t\u1ea3 ng\u1eafn g\u1ecdn<\/td>\n<td width=\"144\">\u0110\u01a1n v\u1ecb ph\u1ed5 bi\u1ebfn<\/td>\n<td width=\"144\">Ti\u00eau chu\u1ea9n ASTM li\u00ean quan<\/td>\n<\/tr>\n<tr>\n<td width=\"144\">\u0110\u1ed9 c\u1ee9ng<\/td>\n<td width=\"144\">Kh\u00e1ng m\u1ebb<\/td>\n<td width=\"144\">Shore A, D (kh\u00f4ng \u0111\u01a1n v\u1ecb)<\/td>\n<td width=\"144\">ASTM D2240<\/td>\n<\/tr>\n<tr>\n<td width=\"144\">\u0110\u1ed9 b\u1ec1n k\u00e9o<\/td>\n<td width=\"144\">\u1ee8ng su\u1ea5t t\u1ed1i \u0111a tr\u01b0\u1edbc khi g\u00e3y<\/td>\n<td width=\"144\">psi ho\u1eb7c MPa<\/td>\n<td width=\"144\">ASTM D412<\/td>\n<\/tr>\n<tr>\n<td width=\"144\">\u0110\u1ed9 gi\u00e3n d\u00e0i khi g\u00e3y<\/td>\n<td width=\"144\">K\u00e9o d\u00e0i t\u1ed1i \u0111a tr\u01b0\u1edbc khi g\u00e3y<\/td>\n<td width=\"144\">%<\/td>\n<td width=\"144\">ASTM D412<\/td>\n<\/tr>\n<tr>\n<td width=\"144\">\u0110\u1ed9 l\u00fan n\u00e9n<\/td>\n<td width=\"144\">Thay \u0111\u1ed5i h\u00ecnh d\u1ea1ng v\u0129nh vi\u1ec5n sau t\u1ea3i<\/td>\n<td width=\"144\">%<\/td>\n<td width=\"144\">ASTM D395<\/td>\n<\/tr>\n<tr>\n<td width=\"144\">Kh\u00e1ng r\u00e1ch<\/td>\n<td width=\"144\">Kh\u00e1ng s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a v\u1ebft c\u1eaft<\/td>\n<td width=\"144\">lbf\/in ho\u1eb7c kN\/m<\/td>\n<td width=\"144\">ASTM D624<\/td>\n<\/tr>\n<tr>\n<td width=\"144\">Kh\u00e1ng m\u00e0i m\u00f2n<\/td>\n<td width=\"144\">Kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n do ma s\u00e1t<\/td>\n<td width=\"144\">M\u1ea5t Th\u1ec3 T\u00edch (mm\u00b3)<\/td>\n<td width=\"144\">ASTM D5963<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>T\u00ecm Hi\u1ec3u S\u00e2u v\u1ec1 V\u1eadt Li\u1ec7u<\/h2>\n<p>Thu\u1eadt ng\u1eef \u201ccao su\u201d l\u00e0 m\u1ed9t nh\u00e3n chung cho m\u1ed9t h\u1ecd v\u1eadt li\u1ec7u co gi\u00e3n r\u1ed9ng l\u1edbn. Vi\u1ec7c l\u1ef1a ch\u1ecdn polymer l\u00e0 quy\u1ebft \u0111\u1ecbnh quan tr\u1ecdng nh\u1ea5t trong vi\u1ec7c thi\u1ebft k\u1ebf m\u1ed9t mi\u1ebfng \u0111\u1ec7m cao su, v\u00ec n\u00f3 quy\u1ebft \u0111\u1ecbnh hi\u1ec7u su\u1ea5t c\u1ee7a th\u00e0nh ph\u1ea7n trong m\u00f4i tr\u01b0\u1eddng ho\u1ea1t \u0111\u1ed9ng c\u1ee7a n\u00f3. \u1ede \u0111\u00e2y, ch\u00fang t\u00f4i so s\u00e1nh c\u00e1c ch\u1ea5t \u0111\u00e0n h\u1ed3i ph\u1ed5 bi\u1ebfn nh\u1ea5t \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho c\u00e1c \u1ee9ng d\u1ee5ng mi\u1ebfng \u0111\u1ec7m.<\/p>\n<h3>Cao Su T\u1ef1 Nhi\u00ean (NR)<\/h3>\n<p>\u0110\u01b0\u1ee3c l\u00e0m t\u1eeb m\u1ee7 c\u1ee7a c\u00e2y cao su, Cao su t\u1ef1 nhi\u00ean mang \u0111\u1ebfn s\u1ef1 k\u1ebft h\u1ee3p v\u01b0\u1ee3t tr\u1ed9i gi\u1eefa \u0111\u1ed9 b\u1ec1n k\u00e9o cao, kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n tuy\u1ec7t v\u1eddi v\u00e0 c\u00e1c \u0111\u1eb7c t\u00ednh \u0111\u1ed9ng v\u01b0\u1ee3t tr\u1ed9i, khi\u1ebfn n\u00f3 tr\u1edf th\u00e0nh m\u1ed9t l\u1ef1a ch\u1ecdn tuy\u1ec7t v\u1eddi \u0111\u1ec3 gi\u1ea3m rung. \u0110i\u1ec3m y\u1ebfu ch\u00ednh c\u1ee7a n\u00f3 l\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ecbu k\u00e9m v\u1edbi ozone, tia UV, d\u1ea7u v\u00e0 nhi\u1ec7t \u0111\u1ed9 cao.<\/p>\n<h3>Neoprene\u00ae (CR)<\/h3>\n<p>Polychloroprene, \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn r\u1ed9ng r\u00e3i v\u1edbi t\u00ean th\u01b0\u01a1ng m\u1ea1i Neoprene\u00ae, l\u00e0 m\u1ed9t lo\u1ea1i cao su t\u1ed5ng h\u1ee3p \u0111a n\u0103ng, \u0111a d\u1ee5ng. N\u00f3 cung c\u1ea5p m\u1ed9t c\u1ea5u h\u00ecnh c\u00e2n b\u1eb1ng v\u1ec1 kh\u1ea3 n\u0103ng ch\u1ed1ng d\u1ea7u v\u00e0 h\u00f3a ch\u1ea5t v\u1eeba ph\u1ea3i, t\u1ed1t <a href=\"https:\/\/productionscrews.com\/vi\/mastering-outdoor-weather-resistance-a-scientific-guide-to-material-durability\/\"  data-wpil-monitor-id=\"590\" target=\"_blank\">kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ecbu th\u1eddi ti\u1ebft v\u00e0 ozone<\/a>, v\u00e0 \u0111\u1ed9 b\u1ec1n v\u1eadt l\u00fd t\u1ed1t. N\u00f3 th\u01b0\u1eddng l\u00e0 l\u1ef1a ch\u1ecdn m\u1eb7c \u0111\u1ecbnh khi m\u1ed9t \u1ee9ng d\u1ee5ng duy nh\u1ea5t ph\u1ea3i ch\u1ed1ng l\u1ea1i s\u1ef1 k\u1ebft h\u1ee3p c\u1ee7a th\u1eddi ti\u1ebft, nhi\u1ec7t v\u00e0 d\u1ea7u.<\/p>\n<h3>EPDM<\/h3>\n<p>Ethylene Propylene Diene Monomer l\u00e0 nh\u00e0 v\u00f4 \u0111\u1ecbch c\u1ee7a c\u00e1c \u1ee9ng d\u1ee5ng ngo\u00e0i tr\u1eddi. N\u00f3 c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ecbu tuy\u1ec7t v\u1eddi v\u1edbi th\u1eddi ti\u1ebft, ozone, b\u1ee9c x\u1ea1 UV, n\u01b0\u1edbc v\u00e0 h\u01a1i n\u01b0\u1edbc. N\u00f3 c\u0169ng c\u00f3 ph\u1ea1m vi nhi\u1ec7t \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng t\u1ed1t. H\u1ea1n ch\u1ebf l\u1edbn c\u1ee7a n\u00f3 l\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ecbu k\u00e9m v\u1edbi d\u1ea7u, nhi\u00ean li\u1ec7u v\u00e0 dung m\u00f4i g\u1ed1c d\u1ea7u m\u1ecf.<\/p>\n<h3>Nitrile (NBR)<\/h3>\n<p>Nitrile Butadiene Rubber l\u00e0 lo\u1ea1i v\u1eadt li\u1ec7u ch\u1ee7 l\u1ef1c cho c\u00e1c \u1ee9ng d\u1ee5ng kh\u00e1ng d\u1ea7u. N\u00f3 cung c\u1ea5p kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ecbu tuy\u1ec7t v\u1eddi \u0111\u1ed1i v\u1edbi d\u1ea7u m\u1ecf, nhi\u00ean li\u1ec7u v\u00e0 ch\u1ea5t l\u1ecfng th\u1ee7y l\u1ef1c. \u0110i\u1ec1u n\u00e0y l\u00e0m cho n\u00f3 l\u00fd t\u01b0\u1edfng cho c\u00e1c mi\u1ebfng \u0111\u1ec7m, gio\u0103ng v\u00e0 mi\u1ebfng l\u00f3t trong m\u00e1y m\u00f3c c\u00f4ng nghi\u1ec7p v\u00e0 \u00f4 t\u00f4. Tuy nhi\u00ean, NBR c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ecbu k\u00e9m v\u1edbi ozone v\u00e0 th\u1eddi ti\u1ebft, khi\u1ebfn n\u00f3 kh\u00f4ng ph\u00f9 h\u1ee3p \u0111\u1ec3 s\u1eed d\u1ee5ng ngo\u00e0i tr\u1eddi tr\u1eeb khi \u0111\u01b0\u1ee3c tr\u1ed9n c\u1ee5 th\u1ec3 v\u1edbi c\u00e1c ch\u1ea5t ph\u1ee5 gia b\u1ea3o v\u1ec7.<\/p>\n<h3>Silicone (VMQ)<\/h3>\n<p>Silicone n\u1ed5i b\u1eadt v\u1edbi ph\u1ea1m vi nhi\u1ec7t \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng \u0111\u1eb7c bi\u1ec7t r\u1ed9ng, v\u1eabn linh ho\u1ea1t \u1edf nhi\u1ec7t \u0111\u1ed9 r\u1ea5t th\u1ea5p v\u00e0 \u1ed5n \u0111\u1ecbnh \u1edf nhi\u1ec7t \u0111\u1ed9 r\u1ea5t cao. N\u00f3 c\u0169ng tr\u01a1, kh\u00f4ng m\u00f9i v\u00e0 kh\u00f4ng v\u1ecb, khi\u1ebfn n\u00f3 tr\u1edf th\u00e0nh v\u1eadt li\u1ec7u \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn cho c\u00e1c \u1ee9ng d\u1ee5ng y t\u1ebf v\u00e0 c\u1ea5p th\u1ef1c ph\u1ea9m. C\u00e1c \u0111\u1eb7c t\u00ednh v\u1eadt l\u00fd c\u1ee7a n\u00f3, nh\u01b0 kh\u1ea3 n\u0103ng ch\u1ed1ng r\u00e1ch v\u00e0 m\u00e0i m\u00f2n, th\u01b0\u1eddng \u1edf m\u1ee9c trung b\u00ecnh \u0111\u1ebfn k\u00e9m so v\u1edbi c\u00e1c lo\u1ea1i cao su kh\u00e1c.<\/p>\n<h3>Viton\u00ae (FKM)<\/h3>\n<p>Fluoroelastomers, nh\u01b0 th\u01b0\u01a1ng hi\u1ec7u Viton\u00ae, \u0111\u1ea1i di\u1ec7n cho ph\u00e2n kh\u00fac hi\u1ec7u su\u1ea5t cao. Ch\u00fang cung c\u1ea5p kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u1ecbu tuy\u1ec7t v\u1eddi v\u1edbi nhi\u1ec7t \u0111\u1ed9 cao v\u00e0 m\u1ed9t lo\u1ea1t r\u1ea5t r\u1ed9ng c\u00e1c h\u00f3a ch\u1ea5t, d\u1ea7u v\u00e0 nhi\u00ean li\u1ec7u. Hi\u1ec7u su\u1ea5t cao c\u1ea5p n\u00e0y \u0111i k\u00e8m v\u1edbi chi ph\u00ed cao h\u01a1n \u0111\u00e1ng k\u1ec3, h\u1ea1n ch\u1ebf vi\u1ec7c s\u1eed d\u1ee5ng n\u00f3 cho c\u00e1c \u1ee9ng d\u1ee5ng kh\u1eaft khe nh\u1ea5t, n\u01a1i c\u00e1c v\u1eadt li\u1ec7u kh\u00e1c s\u1ebd kh\u00f4ng th\u00e0nh c\u00f4ng.<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/productionscrews.com\/wp-content\/uploads\/2025\/10\/pixabay-1024650.jpg\" height=\"853\" width=\"1280\" class=\"alignnone size-full wp-image-2716\" alt=\"C\u1eadn c\u1ea3nh m\u1ed9t chi\u1ebfc \u1ed1c flange v\u00e0 v\u00edt c\u00f4ng nghi\u1ec7p d\u00f9ng trong c\u00e1c d\u1ef1 \u00e1n k\u1ef9 thu\u1eadt, th\u1ec3 hi\u1ec7n s\u1ef1 ch\u1ebf t\u1ea1o ch\u00ednh x\u00e1c v\u00e0 v\u1eadt li\u1ec7u b\u1ec1n b\u1ec9 \u0111\u1ec3 gi\u1ea3i ph\u00e1p c\u1ed1 \u0111\u1ecbnh \u0111\u00e1ng tin c\u1eady.\" srcset=\"https:\/\/productionscrews.com\/wp-content\/uploads\/2025\/10\/pixabay-1024650.jpg 1280w, https:\/\/productionscrews.com\/wp-content\/uploads\/2025\/10\/pixabay-1024650-300x200.jpg 300w, https:\/\/productionscrews.com\/wp-content\/uploads\/2025\/10\/pixabay-1024650-768x512.jpg 768w, https:\/\/productionscrews.com\/wp-content\/uploads\/2025\/10\/pixabay-1024650-18x12.jpg 18w\" sizes=\"(max-width: 1280px) 100vw, 1280px\" \/> <\/p>\n<h3>Bi\u1ec3u \u0110\u1ed3 So S\u00e1nh T\u1ed1i \u01afu<\/h3>\n<p>B\u1ea3ng n\u00e0y cung c\u1ea5p so s\u00e1nh t\u1ed5ng quan \u0111\u1ec3 <a href=\"https:\/\/productionscrews.com\/vi\/ultimate-guide-alloy-steel-screws-material-selection-and-best-practices-2024\/\"  data-wpil-monitor-id=\"584\" target=\"_blank\">h\u01b0\u1edbng d\u1eabn l\u1ef1a ch\u1ecdn v\u1eadt li\u1ec7u ban \u0111\u1ea7u<\/a>. C\u00e1c \u0111\u00e1nh gi\u00e1 chung v\u00e0 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u0111i\u1ec1u ch\u1ec9nh b\u1edfi pha tr\u1ed9n c\u1ee5 th\u1ec3, nh\u01b0ng ch\u00fang ph\u1ee5c v\u1ee5 nh\u01b0 m\u1ed9t \u0111i\u1ec3m kh\u1edfi \u0111\u1ea7u \u0111\u00e1ng tin c\u1eady cho k\u1ef9 s\u01b0.<\/p>\n<table>\n<tbody>\n<tr>\n<td width=\"96\">Thu\u1ed9c t\u00ednh<\/td>\n<td width=\"96\">Cao Su T\u1ef1 Nhi\u00ean (NR)<\/td>\n<td width=\"96\">Neoprene (CR)<\/td>\n<td width=\"96\">EPDM<\/td>\n<td width=\"96\">Nitrile (NBR)<\/td>\n<td width=\"96\">Silicone (VMQ)<\/td>\n<\/tr>\n<tr>\n<td width=\"96\">Ch\u1ed1ng rung<\/td>\n<td width=\"96\">Xu\u1ea5t s\u1eafc<\/td>\n<td width=\"96\">T\u1ed1t<\/td>\n<td width=\"96\">T\u1ed1t<\/td>\n<td width=\"96\">Ph\u00f9 h\u1ee3p<\/td>\n<td width=\"96\">Ph\u00f9 h\u1ee3p<\/td>\n<\/tr>\n<tr>\n<td width=\"96\">Th\u1eddi ti\u1ebft\/Ozone\/UV<\/td>\n<td width=\"96\">Kh\u00f4ng ph\u00f9 h\u1ee3p<\/td>\n<td width=\"96\">T\u1ed1t<\/td>\n<td width=\"96\">Xu\u1ea5t s\u1eafc<\/td>\n<td width=\"96\">Kh\u00f4ng ph\u00f9 h\u1ee3p<\/td>\n<td width=\"96\">Xu\u1ea5t s\u1eafc<\/td>\n<\/tr>\n<tr>\n<td width=\"96\">Ch\u1ed1ng d\u1ea7u<\/td>\n<td width=\"96\">Kh\u00f4ng ph\u00f9 h\u1ee3p<\/td>\n<td width=\"96\">T\u1ed1t<\/td>\n<td width=\"96\">Kh\u00f4ng ph\u00f9 h\u1ee3p<\/td>\n<td width=\"96\">Xu\u1ea5t s\u1eafc<\/td>\n<td width=\"96\">Ph\u00f9 h\u1ee3p<\/td>\n<\/tr>\n<tr>\n<td width=\"96\">Ph\u1ea1m vi nhi\u1ec7t \u0111\u1ed9<\/td>\n<td width=\"96\">Ph\u00f9 h\u1ee3p<\/td>\n<td width=\"96\">T\u1ed1t<\/td>\n<td width=\"96\">T\u1ed1t<\/td>\n<td width=\"96\">T\u1ed1t<\/td>\n<td width=\"96\">Xu\u1ea5t s\u1eafc<\/td>\n<\/tr>\n<tr>\n<td width=\"96\">Kh\u00e1ng m\u00e0i m\u00f2n<\/td>\n<td width=\"96\">Xu\u1ea5t s\u1eafc<\/td>\n<td width=\"96\">T\u1ed1t<\/td>\n<td width=\"96\">T\u1ed1t<\/td>\n<td width=\"96\">T\u1ed1t<\/td>\n<td width=\"96\">Kh\u00f4ng ph\u00f9 h\u1ee3p<\/td>\n<\/tr>\n<tr>\n<td width=\"96\">Ch\u1ec9 s\u1ed1 chi ph\u00ed<\/td>\n<td width=\"96\">Th\u1ea5p<\/td>\n<td width=\"96\">Trung b\u00ecnh<\/td>\n<td width=\"96\">Trung b\u00ecnh<\/td>\n<td width=\"96\">Trung b\u00ecnh<\/td>\n<td width=\"96\">Cao<\/td>\n<\/tr>\n<tr>\n<td width=\"96\">Tr\u01b0\u1eddng h\u1ee3p s\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn<\/td>\n<td width=\"96\">Gi\u1ea3m ch\u1ea5n rung chung<\/td>\n<td width=\"96\">Ph\u1edbt ngo\u00e0i tr\u1eddi, gio\u0103ng<\/td>\n<td width=\"96\">L\u1ee3p m\u00e1i, \u1ed1ng \u00f4 t\u00f4<\/td>\n<td width=\"96\">V\u00f2ng O, \u1ed1ng nhi\u00ean li\u1ec7u<\/td>\n<td width=\"96\">Ch\u1ea5t l\u01b0\u1ee3ng th\u1ef1c ph\u1ea9m, gio\u0103ng ch\u1ecbu nhi\u1ec7t cao<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2>\u1ee8ng d\u1ee5ng v\u00e0 L\u1ef1a ch\u1ecdn<\/h2>\n<p>V\u1edbi hi\u1ec3u bi\u1ebft v\u1eefng ch\u1eafc v\u1ec1 \u0111\u1eb7c t\u00ednh v\u00e0 lo\u1ea1i v\u1eadt li\u1ec7u, ch\u00fang ta c\u00f3 th\u1ec3 thi\u1ebft l\u1eadp m\u1ed9t quy tr\u00ecnh h\u1ec7 th\u1ed1ng \u0111\u1ec3 ch\u1ecdn mi\u1ebfng \u0111\u1ec7m cao su ph\u00f9 h\u1ee3p. \u0110i\u1ec1u n\u00e0y li\u00ean quan \u0111\u1ebfn ph\u00e2n t\u00edch y\u00eau c\u1ea7u c\u1ee7a \u1ee9ng d\u1ee5ng v\u00e0 ph\u00f9 h\u1ee3p ch\u00fang v\u1edbi v\u1eadt li\u1ec7u cung c\u1ea5p s\u1ef1 c\u00e2n b\u1eb1ng t\u1ed1t nh\u1ea5t gi\u1eefa hi\u1ec7u su\u1ea5t, tu\u1ed5i th\u1ecd v\u00e0 chi ph\u00ed.<\/p>\n<h3>B\u01b0\u1edbc 1: X\u00e1c \u0111\u1ecbnh M\u00f4i tr\u01b0\u1eddng<\/h3>\n<p>M\u00f4i tr\u01b0\u1eddng ho\u1ea1t \u0111\u1ed9ng l\u00e0 b\u1ed9 l\u1ecdc \u0111\u1ea7u ti\u00ean. Tr\u1ea3 l\u1eddi c\u00e1c c\u00e2u h\u1ecfi n\u00e0y s\u1ebd ngay l\u1eadp t\u1ee9c thu h\u1eb9p danh s\u00e1ch c\u00e1c v\u1eadt li\u1ec7u kh\u1ea3 thi.<\/p>\n<ul>\n<li>Nhi\u1ec7t \u0111\u1ed9: Mi\u1ebfng \u0111\u1ec7m cao su c\u00f3 b\u1ecb ti\u1ebfp x\u00fac v\u1edbi nhi\u1ec7t \u0111\u1ed9 cao li\u00ean t\u1ee5c ho\u1eb7c th\u1ec9nh tho\u1ea3ng ho\u1eb7c nhi\u1ec7t \u0111\u1ed9 c\u1ef1c l\u1ea1nh kh\u00f4ng? \u0110i\u1ec1u n\u00e0y h\u01b0\u1edbng \u0111\u1ebfn Silicone ho\u1eb7c FKM cho ph\u1ea1m vi c\u1ef1c \u0111oan, ho\u1eb7c EPDM cho ph\u1ea1m vi chung t\u1ed1t.<\/li>\n<li>Ti\u1ebfp x\u00fac h\u00f3a ch\u1ea5t: Mi\u1ebfng \u0111\u1ec7m c\u00f3 ti\u1ebfp x\u00fac v\u1edbi d\u1ea7u, nhi\u00ean li\u1ec7u, dung m\u00f4i, axit ho\u1eb7c c\u00e1c h\u00f3a ch\u1ea5t kh\u00e1c kh\u00f4ng? \u0110\u00e2y l\u00e0 m\u1ed9t c\u00e2u h\u1ecfi quan tr\u1ecdng \u0111\u00f2i h\u1ecfi ki\u1ec3m tra c\u1ea9n th\u1eadn theo b\u1ea3ng t\u01b0\u01a1ng th\u00edch.<\/li>\n<li>Ti\u1ebfp x\u00fac UV v\u00e0 Ozone: \u1ee8ng d\u1ee5ng c\u00f3 ngo\u00e0i tr\u1eddi ho\u1eb7c g\u1ea7n ngu\u1ed3n ozone nh\u01b0 \u0111\u1ed9ng c\u01a1 \u0111i\u1ec7n kh\u00f4ng? \u0110i\u1ec1u n\u00e0y ngay l\u1eadp t\u1ee9c \u01b0u ti\u00ean EPDM, Silicone ho\u1eb7c Neoprene v\u00e0 lo\u1ea1i tr\u1eeb c\u00e1c lo\u1ea1i cao su t\u1ef1 nhi\u00ean v\u00e0 NBR ti\u00eau chu\u1ea9n.<\/li>\n<\/ul>\n<h3>B\u01b0\u1edbc 2: Ph\u00e2n t\u00edch t\u1ea3i tr\u1ecdng c\u01a1 h\u1ecdc<\/h3>\n<p>Ti\u1ebfp theo, x\u00e1c \u0111\u1ecbnh c\u00f4ng vi\u1ec7c v\u1eadt l\u00fd m\u00e0 mi\u1ebfng \u0111\u1ec7m cao su s\u1ebd th\u1ef1c hi\u1ec7n.<\/p>\n<ul>\n<li>T\u1ea3i t\u0129nh so v\u1edbi t\u1ea3i \u0111\u1ed9ng: Mi\u1ebfng \u0111\u1ec7m c\u00f3 ch\u1ecbu n\u00e9n li\u00ean t\u1ee5c, nh\u01b0 m\u1ed9t gio\u0103ng (n\u01a1i \u0111\u1ed9 l\u00fan n\u00e9n l\u00e0 r\u1ea5t quan tr\u1ecdng)? Hay n\u00f3 ch\u1ecbu s\u1ef1 chuy\u1ec3n \u0111\u1ed9ng li\u00ean t\u1ee5c v\u00e0 rung \u0111\u1ed9ng, nh\u01b0 ch\u00e2n \u0111\u1ebf \u0111\u1ed9ng c\u01a1 (n\u01a1i gi\u1ea3m ch\u1ea5n v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u1ec7t m\u1ecfi l\u00e0 then ch\u1ed1t)?<\/li>\n<li>\u0110\u1ed9 c\u1ee9ng y\u00eau c\u1ea7u: \u1ee8ng d\u1ee5ng c\u1ea7n m\u1ed9t mi\u1ebfng \u0111\u1ec7m m\u1ec1m, linh ho\u1ea1t \u0111\u1ec3 b\u1ecbt k\u00edn b\u1ec1 m\u1eb7t kh\u00f4ng \u0111\u1ec1u, hay m\u1ed9t mi\u1ebfng \u0111\u1ec7m c\u1ee9ng, ch\u1eafc \u0111\u1ec3 cung c\u1ea5p h\u1ed7 tr\u1ee3 \u1ed5n \u0111\u1ecbnh v\u00e0 ng\u0103n ng\u1eeba u\u1ed1n cong?<\/li>\n<li>V\u1ea5n \u0111\u1ec1 m\u00e0i m\u00f2n: Mi\u1ebfng \u0111\u1ec7m c\u00f3 b\u1ecb c\u1ecd x\u00e1t, tr\u1ea7y x\u01b0\u1edbc ho\u1eb7c ch\u1ecbu ma s\u00e1t kh\u00f4ng? N\u1ebfu c\u00f3, c\u00e1c v\u1eadt li\u1ec7u c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n cao nh\u01b0 Cao su t\u1ef1 nhi\u00ean \u0111\u01b0\u1ee3c \u01b0u ti\u00ean.<\/li>\n<\/ul>\n<h3>Tham kh\u1ea3o kh\u1ea3 n\u0103ng ch\u1ed1ng h\u00f3a ch\u1ea5t<\/h3>\n<p>T\u01b0\u01a1ng th\u00edch h\u00f3a ch\u1ea5t l\u00e0 ph\u1ee9c t\u1ea1p v\u00e0 tuy\u1ec7t \u0111\u1ed1i. L\u1ef1a ch\u1ecdn sai s\u1ebd d\u1eabn \u0111\u1ebfn h\u1ecfng nhanh ch\u00f3ng. B\u1ea3ng \u0111\u01a1n gi\u1ea3n n\u00e0y ph\u1ee5c v\u1ee5 nh\u01b0 m\u1ed9t tham kh\u1ea3o nhanh cho c\u00e1c lo\u1ea1i h\u00f3a ch\u1ea5t ph\u1ed5 bi\u1ebfn. Lu\u00f4n tham kh\u1ea3o b\u1ea3ng chi ti\u1ebft t\u1eeb nh\u00e0 cung c\u1ea5p v\u1eadt li\u1ec7u cho c\u00e1c h\u00f3a ch\u1ea5t v\u00e0 n\u1ed3ng \u0111\u1ed9 c\u1ee5 th\u1ec3.<\/p>\n<table>\n<tbody>\n<tr>\n<td width=\"96\">Ch\u1ea5t h\u00f3a h\u1ecdc<\/td>\n<td width=\"96\">Neoprene (CR)<\/td>\n<td width=\"96\">EPDM<\/td>\n<td width=\"96\">Nitrile (NBR)<\/td>\n<td width=\"96\">Silicone (VMQ)<\/td>\n<td width=\"96\">Viton\u00ae (FKM)<\/td>\n<\/tr>\n<tr>\n<td width=\"96\">D\u1ea7u\/Nhi\u00ean li\u1ec7u d\u1ea7u m\u1ecf<\/td>\n<td width=\"96\">T\u1ed1t<\/td>\n<td width=\"96\">Kh\u00f4ng ph\u00f9 h\u1ee3p<\/td>\n<td width=\"96\">Xu\u1ea5t s\u1eafc<\/td>\n<td width=\"96\">Kh\u00f4ng ph\u00f9 h\u1ee3p<\/td>\n<td width=\"96\">Xu\u1ea5t s\u1eafc<\/td>\n<\/tr>\n<tr>\n<td width=\"96\">Axit (lo\u00e3ng)<\/td>\n<td width=\"96\">T\u1ed1t<\/td>\n<td width=\"96\">Xu\u1ea5t s\u1eafc<\/td>\n<td width=\"96\">Ph\u00f9 h\u1ee3p<\/td>\n<td width=\"96\">Ph\u00f9 h\u1ee3p<\/td>\n<td width=\"96\">Xu\u1ea5t s\u1eafc<\/td>\n<\/tr>\n<tr>\n<td width=\"96\">Keton (v\u00ed d\u1ee5, Acetone)<\/td>\n<td width=\"96\">Kh\u00f4ng ph\u00f9 h\u1ee3p<\/td>\n<td width=\"96\">T\u1ed1t<\/td>\n<td width=\"96\">Kh\u00f4ng ph\u00f9 h\u1ee3p<\/td>\n<td width=\"96\">T\u1ed1t<\/td>\n<td width=\"96\">Kh\u00f4ng ph\u00f9 h\u1ee3p<\/td>\n<\/tr>\n<tr>\n<td width=\"96\">N\u01b0\u1edbc\/H\u01a1i n\u01b0\u1edbc<\/td>\n<td width=\"96\">T\u1ed1t<\/td>\n<td width=\"96\">Xu\u1ea5t s\u1eafc<\/td>\n<td width=\"96\">T\u1ed1t<\/td>\n<td width=\"96\">T\u1ed1t<\/td>\n<td width=\"96\">T\u1ed1t<\/td>\n<\/tr>\n<tr>\n<td width=\"96\">D\u1ea7u th\u1ee7y l\u1ef1c (Ester phosphat)<\/td>\n<td width=\"96\">Kh\u00f4ng ph\u00f9 h\u1ee3p<\/td>\n<td width=\"96\">Xu\u1ea5t s\u1eafc<\/td>\n<td width=\"96\">Kh\u00f4ng ph\u00f9 h\u1ee3p<\/td>\n<td width=\"96\">Kh\u00f4ng ph\u00f9 h\u1ee3p<\/td>\n<td width=\"96\">Ph\u00f9 h\u1ee3p<\/td>\n<\/tr>\n<tr>\n<td width=\"96\">\u00c1nh s\u00e1ng m\u1eb7t tr\u1eddi\/Ozone<\/td>\n<td width=\"96\">T\u1ed1t<\/td>\n<td width=\"96\">Xu\u1ea5t s\u1eafc<\/td>\n<td width=\"96\">Kh\u00f4ng ph\u00f9 h\u1ee3p<\/td>\n<td width=\"96\">Xu\u1ea5t s\u1eafc<\/td>\n<td width=\"96\">Xu\u1ea5t s\u1eafc<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>Danh s\u00e1ch ki\u1ec3m tra c\u1ee7a k\u1ef9 s\u01b0<\/h3>\n<p>D\u1ef1a tr\u00ean kinh nghi\u1ec7m, ch\u00fang t\u00f4i c\u00f3 th\u1ec3 x\u00e1c \u0111\u1ecbnh m\u1ed9t s\u1ed1 sai l\u1ea7m ph\u1ed5 bi\u1ebfn nh\u01b0ng t\u1ed1n k\u00e9m trong qu\u00e1 tr\u00ecnh x\u00e1c \u0111\u1ecbnh \u0111\u1eb7c t\u00ednh c\u1ee7a mi\u1ebfng \u0111\u1ec7m cao su. Tr\u00e1nh nh\u1eefng sai l\u1ea7m n\u00e0y quan tr\u1ecdng kh\u00f4ng k\u00e9m g\u00ec qu\u00e1 tr\u00ecnh l\u1ef1a ch\u1ecdn.<\/p>\n<ol>\n<li>Ch\u1ecdn qu\u00e1 m\u1ee9c: Ch\u1ecdn v\u1eadt li\u1ec7u \u0111\u1eaft ti\u1ec1n nh\u01b0 FKM cho m\u1ed9t \u1ee9ng d\u1ee5ng m\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn r\u1ebb h\u01a1n nh\u01b0 EPDM ho\u1eb7c NBR s\u1ebd ho\u1ea1t \u0111\u1ed9ng t\u1ed1t. Lu\u00f4n ph\u00f9 h\u1ee3p hi\u1ec7u su\u1ea5t v\u1edbi nhu c\u1ea7u, kh\u00f4ng ph\u1ea3i v\u1edbi c\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt t\u1ed1t nh\u1ea5t c\u00f3 th\u1ec3.<\/li>\n<li>Kh\u00f4ng \u0111\u1ee7 ch\u1ec9 r\u00f5: \u0110\u00e2y l\u00e0 l\u1ed7i ph\u1ed5 bi\u1ebfn nh\u1ea5t. S\u1eed d\u1ee5ng mi\u1ebfng \u0111\u1ec7m NBR ch\u1ed1ng d\u1ea7u trong \u1ee9ng d\u1ee5ng ngo\u00e0i tr\u1eddi n\u01a1i n\u00f3 s\u1ebd n\u1ee9t do ti\u1ebfp x\u00fac v\u1edbi \u00f4-z\u00f4n trong v\u00f2ng v\u00e0i th\u00e1ng l\u00e0 m\u1ed9t v\u00ed d\u1ee5 \u0111i\u1ec3n h\u00ecnh.<\/li>\n<li>B\u1ecf qua \u0110\u1eb7t C\u1ee9ng: <a href=\"https:\/\/productionscrews.com\/vi\/ultimate-guide-alloy-steel-screws-raw-material-selection-for-maximum-strength\/\"  data-wpil-monitor-id=\"593\" target=\"_blank\">L\u1ef1a ch\u1ecdn m\u1ed9t v\u1eadt li\u1ec7u<\/a> v\u1edbi gi\u00e1 tr\u1ecb \u0111\u1eb7t c\u1ee9ng cao cho \u1ee9ng d\u1ee5ng ni\u00eam phong ho\u1eb7c gio\u0103ng. Mi\u1ebfng \u0111\u1ec7m s\u1ebd ho\u1ea1t \u0111\u1ed9ng ban \u0111\u1ea7u nh\u01b0ng s\u1ebd r\u00f2 r\u1ec9 theo th\u1eddi gian khi mi\u1ebfng \u0111\u1ec7m thay \u0111\u1ed5i h\u00ecnh d\u1ea1ng v\u0129nh vi\u1ec5n v\u00e0 m\u1ea5t \u0111i l\u1ef1c ni\u00eam phong c\u1ee7a n\u00f3.<\/li>\n<li>Qu\u00ean t\u00e1c \u0111\u1ed9ng c\u1ee7a Nhi\u1ec7t \u0111\u1ed9: T\u1ea5t c\u1ea3 c\u00e1c v\u1eadt li\u1ec7u co gi\u00e3n \u0111\u1ec1u thay \u0111\u1ed5i theo nhi\u1ec7t \u0111\u1ed9. M\u1ed9t mi\u1ebfng \u0111\u1ec7m \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh \u1edf nhi\u1ec7t \u0111\u1ed9 ph\u00f2ng c\u00f3 th\u1ec3 tr\u1edf n\u00ean qu\u00e1 c\u1ee9ng \u0111\u1ec3 gi\u1ea3m ch\u1ea5n rung trong l\u1ea1nh, ho\u1eb7c qu\u00e1 m\u1ec1m v\u00e0 y\u1ebfu trong n\u00f3ng. X\u00e1c minh hi\u1ec7u su\u1ea5t tr\u00ean to\u00e0n b\u1ed9 ph\u1ea1m vi nhi\u1ec7t \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng.<\/li>\n<\/ol>\n<p><img decoding=\"async\" src=\"https:\/\/productionscrews.com\/wp-content\/uploads\/2025\/10\/pixabay-2162713.png\" height=\"640\" width=\"1280\" class=\"alignnone size-full wp-image-2715\" alt=\"\u1ed0c b\u1eaft flange ch\u1ea5t l\u01b0\u1ee3ng cao v\u00e0 v\u00edt c\u00f4ng nghi\u1ec7p cho c\u00e1c d\u1ef1 \u00e1n k\u1ef9 thu\u1eadt.\" srcset=\"https:\/\/productionscrews.com\/wp-content\/uploads\/2025\/10\/pixabay-2162713.png 1280w, https:\/\/productionscrews.com\/wp-content\/uploads\/2025\/10\/pixabay-2162713-300x150.png 300w, https:\/\/productionscrews.com\/wp-content\/uploads\/2025\/10\/pixabay-2162713-768x384.png 768w, https:\/\/productionscrews.com\/wp-content\/uploads\/2025\/10\/pixabay-2162713-18x9.png 18w\" sizes=\"(max-width: 1280px) 100vw, 1280px\" \/> <\/p>\n<h2>C\u00e1c xem x\u00e9t n\u00e2ng cao<\/h2>\n<p>\u0110\u1ed1i v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng quan tr\u1ecdng, hi\u1ec3u r\u00f5 h\u01a1n v\u1ec1 s\u1ef1 c\u1ed1 v\u00e0 quy tr\u00ecnh s\u1ea3n xu\u1ea5t c\u00f3 th\u1ec3 gi\u00fap thi\u1ebft k\u1ebf ch\u1eafc ch\u1eafn h\u01a1n.<\/p>\n<h3>Hi\u1ec3u r\u00f5 c\u00e1c Ch\u1ebf \u0111\u1ed9 H\u1ecfng h\u00f3c<\/h3>\n<p>Khi m\u1ed9t mi\u1ebfng \u0111\u1ec7m cao su g\u1eb7p s\u1ef1 c\u1ed1, th\u01b0\u1eddng kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t s\u1ef1 ki\u1ec7n ng\u1eabu nhi\u00ean. Ch\u1ebf \u0111\u1ed9 h\u1ecfng cung c\u1ea5p b\u1eb1ng ch\u1ee9ng r\u00f5 r\u00e0ng v\u1ec1 nguy\u00ean nh\u00e2n g\u1ed1c r\u1ec5.<\/p>\n<ul>\n<li>N\u1ee9t \u00f4-z\u00f4n: Xu\u1ea5t hi\u1ec7n nh\u01b0 m\u1ed9t lo\u1ea1t c\u00e1c v\u1ebft n\u1ee9t vu\u00f4ng g\u00f3c v\u1edbi h\u01b0\u1edbng c\u1ee7a l\u1ef1c c\u0103ng trong m\u1ed9t th\u00e0nh ph\u1ea7n cao su b\u1ecb k\u00e9o d\u00e0i. \u0110\u00e2y l\u00e0 m\u1ed9t l\u1ed7i \u0111i\u1ec3n h\u00ecnh c\u1ee7a c\u00e1c lo\u1ea1i elastomer d\u00f9ng chung nh\u01b0 Cao su t\u1ef1 nhi\u00ean ho\u1eb7c NBR khi ti\u1ebfp x\u00fac v\u1edbi ngay c\u1ea3 l\u01b0\u1ee3ng \u00f4-z\u00f4n nh\u1ecf trong kh\u00f4ng kh\u00ed.<\/li>\n<li>Ph\u00ecnh ho\u1eb7c ph\u00e2n h\u1ee7y ho\u00e1 h\u1ecdc: Ti\u1ebfp x\u00fac v\u1edbi ch\u1ea5t l\u1ecfng kh\u00f4ng t\u01b0\u01a1ng th\u00edch khi\u1ebfn polymer h\u1ea5p th\u1ee5 ch\u1ea5t l\u1ecfng. \u0110i\u1ec1u n\u00e0y l\u00e0m cho mi\u1ebfng \u0111\u1ec7m cao su ph\u00ecnh to, m\u1ec1m \u0111i, m\u1ea5t \u0111i \u0111\u1ed9 b\u1ec1n v\u00e0 cu\u1ed1i c\u00f9ng ph\u00e2n h\u1ee7y.<\/li>\n<li>S\u1ef1 c\u1ed1 \u0110\u1eb7t C\u1ee9ng: Mi\u1ebfng \u0111\u1ec7m kh\u00f4ng c\u00f2n ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t l\u00f2 xo n\u1eefa. Sau khi b\u1ecb n\u00e9n l\u00e2u d\u00e0i, n\u00f3 \u0111\u00e3 mang h\u00ecnh d\u1ea1ng c\u1ee9ng, v\u0129nh vi\u1ec5n, kh\u00f4ng \u0111\u00e0n h\u1ed3i, kh\u00f4ng c\u00f2n t\u1ea1o ra l\u1ef1c ni\u00eam phong ho\u1eb7c c\u00e1ch ly rung \u0111\u1ed9ng.<\/li>\n<li>L\u00e3o h\u00f3a do nhi\u1ec7t: Ti\u1ebfp x\u00fac l\u00e2u d\u00e0i v\u1edbi nhi\u1ec7t \u0111\u1ed9 cao th\u00fac \u0111\u1ea9y qu\u00e1 tr\u00ecnh oxy h\u00f3a chu\u1ed7i polymer. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 khi\u1ebfn mi\u1ebfng \u0111\u1ec7m cao su tr\u1edf n\u00ean c\u1ee9ng, gi\u00f2n v\u00e0 d\u1ec5 n\u1ee9t ngay c\u1ea3 khi u\u1ed1n cong nh\u1eb9.<\/li>\n<\/ul>\n<h3>\u1ea2nh h\u01b0\u1edfng c\u1ee7a Quy tr\u00ecnh S\u1ea3n xu\u1ea5t<\/h3>\n<p>Ph\u01b0\u01a1ng ph\u00e1p s\u1eed d\u1ee5ng \u0111\u1ec3 t\u1ea1o ra mi\u1ebfng \u0111\u1ec7m cao su c\u0169ng c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1eb7c t\u00ednh v\u00e0 s\u1ef1 ph\u00f9 h\u1ee3p c\u1ee7a n\u00f3 cho \u1ee9ng d\u1ee5ng.<\/p>\n<ul>\n<li>\u0110\u00fac N\u00e9n: Qu\u00e1 tr\u00ecnh n\u00e0y li\u00ean quan \u0111\u1ebfn vi\u1ec7c \u0111\u1eb7t m\u1ed9t mi\u1ebfng cao su \u0111\u00e3 \u0111\u1ecbnh h\u00ecnh v\u00e0o khoang khu\u00f4n \u0111\u00e3 nung n\u00f3ng v\u00e0 \u0111\u00f3ng khu\u00f4n d\u01b0\u1edbi \u00e1p l\u1ef1c. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y r\u1ea5t ph\u00f9 h\u1ee3p cho c\u00e1c mi\u1ebfng \u0111\u1ec7m l\u1edbn, h\u00ecnh d\u1ea1ng \u0111\u01a1n gi\u1ea3n v\u00e0 s\u1ea3n xu\u1ea5t s\u1ed1 l\u01b0\u1ee3ng th\u1ea5p \u0111\u1ebfn trung b\u00ecnh.<\/li>\n<li>\u0110\u00fac Ti\u00eam: Cao su n\u00f3ng ch\u1ea3y \u0111\u01b0\u1ee3c ti\u00eam d\u01b0\u1edbi \u00e1p l\u1ef1c cao v\u00e0o khu\u00f4n k\u00edn. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y l\u00fd t\u01b0\u1edfng \u0111\u1ec3 s\u1ea3n xu\u1ea5t c\u00e1c h\u00ecnh d\u1ea1ng ph\u1ee9c t\u1ea1p v\u1edbi \u0111\u1ed9 ch\u00ednh x\u00e1c cao v\u00e0 r\u1ea5t hi\u1ec7u qu\u1ea3 cho c\u00e1c l\u00f4 s\u1ea3n xu\u1ea5t s\u1ed1 l\u01b0\u1ee3ng l\u1edbn.<\/li>\n<li>C\u1eaft D\u1eadp: \u0110\u00e2y l\u00e0 ph\u01b0\u01a1ng ph\u00e1p \u0111\u01a1n gi\u1ea3n nh\u1ea5t, s\u1eed d\u1ee5ng khu\u00f4n s\u1eafc \u0111\u1ec3 d\u1eadp c\u00e1c h\u00ecnh d\u1ea1ng mi\u1ebfng \u0111\u1ec7m t\u1eeb m\u1ed9t t\u1ea5m cao su \u0111\u00e3 qua x\u1eed l\u00fd tr\u01b0\u1edbc. Ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 \u0111\u1ed9 nh\u1ea5t qu\u00e1n c\u1ee7a mi\u1ebfng \u0111\u1ec7m cu\u1ed1i c\u00f9ng ho\u00e0n to\u00e0n ph\u1ee5 thu\u1ed9c v\u00e0o ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a t\u1ea5m m\u1eb9.<\/li>\n<\/ul>\n<h2>K\u1ebft lu\u1eadn<\/h2>\n<p>H\u00e0nh tr\u00ecnh t\u1eeb polymer th\u00f4 \u0111\u1ebfn mi\u1ebfng \u0111\u1ec7m cao su ho\u00e0n ch\u1ec9nh, \u0111\u00e1ng tin c\u1eady l\u00e0 m\u1ed9t qu\u00e1 tr\u00ecnh k\u1ef9 thu\u1eadt ch\u00ednh x\u00e1c. Ch\u00fang t\u00f4i \u0111\u00e3 chuy\u1ec3n t\u1eeb n\u1ec1n t\u1ea3ng khoa h\u1ecdc polymer cung c\u1ea5p c\u00e1c \u0111\u1eb7c t\u00ednh \u0111\u00e0n h\u1ed3i \u0111\u1eb7c bi\u1ec7t c\u1ee7a cao su, \u0111\u1ebfn vi\u1ec7c hi\u1ec3u c\u00e1c ph\u00e9p \u0111o quan tr\u1ecdng tr\u00ean b\u1ea3ng d\u1eef li\u1ec7u k\u1ef9 thu\u1eadt. Ch\u00fang t\u00f4i \u0111\u00e3 so s\u00e1nh \u0111i\u1ec3m m\u1ea1nh v\u00e0 \u0111i\u1ec3m y\u1ebfu c\u1ee7a c\u00e1c h\u1ecd elastomer ch\u00ednh v\u00e0 thi\u1ebft l\u1eadp m\u1ed9t khung c\u1ea5u tr\u00fac \u0111\u1ec3 l\u1ef1a ch\u1ecdn v\u1eadt li\u1ec7u ph\u00f9 h\u1ee3p d\u1ef1a tr\u00ean y\u00eau c\u1ea7u m\u00f4i tr\u01b0\u1eddng, ho\u00e1 h\u1ecdc v\u00e0 c\u01a1 h\u1ecdc.<\/p>\n<p>M\u1ed9t mi\u1ebfng \u0111\u1ec7m cao su kh\u00f4ng n\u00ean l\u00e0 m\u1ed9t suy ngh\u0129 sau trong qu\u00e1 tr\u00ecnh thi\u1ebft k\u1ebf. N\u00f3 l\u00e0 m\u1ed9t th\u00e0nh ph\u1ea7n \u0111\u01b0\u1ee3c k\u1ef9 thu\u1eadt cao, vi\u1ec7c ch\u1ec9 \u0111\u1ecbnh \u0111\u00fang l\u00e0 n\u1ec1n t\u1ea3ng cho hi\u1ec7u su\u1ea5t, an to\u00e0n v\u00e0 \u0111\u1ed9 tin c\u1eady c\u1ee7a to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng. B\u1eb1ng c\u00e1ch \u00e1p d\u1ee5ng <a href=\"https:\/\/productionscrews.com\/vi\/color-blending-math-science-technical-guide-for-developers-2025\/\"  data-wpil-monitor-id=\"595\" target=\"_blank\">nguy\u00ean t\u1eafc k\u1ef9 thu\u1eadt \u0111\u01b0\u1ee3c tr\u00ecnh b\u00e0y trong h\u01b0\u1edbng d\u1eabn n\u00e0y<\/a>, m\u1ed9t k\u1ef9 s\u01b0 c\u00f3 th\u1ec3 x\u00e1c \u0111\u1ecbnh m\u1ed9t c\u00e1ch t\u1ef1 tin, \u0111\u1ea3m b\u1ea3o r\u1eb1ng th\u00e0nh ph\u1ea7n kh\u00f4ng ch\u1ec9 l\u00e0 m\u1ed9t m\u1ea3nh cao su, m\u00e0 c\u00f2n l\u00e0 m\u1ed9t gi\u1ea3i ph\u00e1p t\u1ed1i \u01b0u h\u00f3a cho nhi\u1ec7m v\u1ee5 c\u1ee7a n\u00f3.<\/p>\n<h2 class=\"text-xl font-bold text-text-100 mt-1 -mb-0.5\"><\/h2>\n<ol class=\"[&amp;:not(:last-child)_ul]:pb-1 [&amp;:not(:last-child)_ol]:pb-1 list-decimal space-y-1.5 pl-7\">\n<li class=\"whitespace-normal break-words\"><strong>Ti\u00eau chu\u1ea9n ki\u1ec3m tra cao su &amp; \u0111\u00e0n h\u1ed3i c\u1ee7a ASTM Qu\u1ed1c t\u1ebf<\/strong> <a class=\"underline\" href=\"https:\/\/www.astm.org\/\" target=\"_blank\" rel=\"noopener\">https:\/\/www.astm.org\/<\/a><\/li>\n<li class=\"whitespace-normal break-words\"><strong>Hi\u1ec7p h\u1ed9i K\u1ef9 s\u01b0 Nh\u1ef1a (SPE)<\/strong> <a class=\"underline\" href=\"https:\/\/www.4spe.org\/\" target=\"_blank\" rel=\"noopener\">https:\/\/www.4spe.org\/<\/a><\/li>\n<li class=\"whitespace-normal break-words\"><strong>Ti\u00eau chu\u1ea9n V\u1eadt li\u1ec7u &amp; Ki\u1ec3m tra c\u1ee7a SAE Qu\u1ed1c t\u1ebf<\/strong> <a class=\"underline\" href=\"https:\/\/www.sae.org\/\" target=\"_blank\" rel=\"noopener\">https:\/\/www.sae.org\/<\/a><\/li>\n<li class=\"whitespace-normal break-words\"><strong>ISO \u2013 T\u1ed5 ch\u1ee9c Ti chu\u1ea9n h\u00f3a Qu\u1ed1c t\u1ebf<\/strong> <a class=\"underline\" href=\"https:\/\/www.iso.org\/\" target=\"_blank\" rel=\"noopener\">https:\/\/www.iso.org\/<\/a><\/li>\n<li class=\"whitespace-normal break-words\"><strong>Hi\u1ec7p h\u1ed9i Th\u00f4ng tin V\u1eadt li\u1ec7u ASM Qu\u1ed1c t\u1ebf<\/strong> <a class=\"underline\" href=\"https:\/\/www.asminternational.org\/\" target=\"_blank\" rel=\"noopener\">https:\/\/www.asminternational.org\/<\/a><\/li>\n<li class=\"whitespace-normal break-words\"><strong>Ph\u00e2n b\u1ed9 Cao su, ACS \u2013 Hi\u1ec7p h\u1ed9i H\u00f3a h\u1ecdc Hoa K\u1ef3<\/strong> <a class=\"underline\" href=\"https:\/\/www.rubber.org\/\" target=\"_blank\" rel=\"noopener\">https:\/\/www.rubber.org\/<\/a><\/li>\n<li class=\"whitespace-normal break-words\"><strong>Khoa h\u1ecdc &amp; K\u1ef9 thu\u1eadt V\u1eadt li\u1ec7u \u2013 ScienceDirect<\/strong> <a class=\"underline\" href=\"https:\/\/www.sciencedirect.com\/topics\/materials-science\" target=\"_blank\" rel=\"noopener\">https:\/\/www.sciencedirect.com\/topics\/materials-science<\/a><\/li>\n<li class=\"whitespace-normal break-words\"><strong>ANSI \u2013 Vi\u1ec7n Ti\u00eau chu\u1ea9n Qu\u1ed1c gia M\u1ef9<\/strong> <a class=\"underline\" href=\"https:\/\/www.ansi.org\/\" target=\"_blank\" rel=\"noopener\">https:\/\/www.ansi.org\/<\/a><\/li>\n<li class=\"whitespace-normal break-words\"><strong>H\u1ed9p c\u00f4ng c\u1ee5 k\u1ef9 thu\u1eadt \u2013 T\u00e0i nguy\u00ean &amp; D\u1eef li\u1ec7u k\u1ef9 thu\u1eadt<\/strong> <a class=\"underline\" href=\"https:\/\/www.engineeringtoolbox.com\/\" target=\"_blank\" rel=\"noopener\">https:\/\/www.engineeringtoolbox.com\/<\/a><\/li>\n<li class=\"whitespace-normal break-words\"><strong>NIST \u2013 Vi\u1ec7n Ti\u00eau chu\u1ea9n v\u00e0 C\u00f4ng ngh\u1ec7 Qu\u1ed1c gia<\/strong> <a class=\"underline\" href=\"https:\/\/www.nist.gov\/\" target=\"_blank\" rel=\"noopener\">https:\/\/www.nist.gov\/<\/a><\/li>\n<\/ol>","protected":false},"excerpt":{"rendered":"<p>The Complete Guide to Rubber Pads: Understanding the Basics A rubber pad might look like a simple, basic part. However, for an engineer or designer, thinking this way is a big mistake. When a single rubber pad fails\u2014whether in a million-dollar industrial machine, a delicate electronic case, or a piece of heavy equipment\u2014it can cause [&hellip;]<\/p>","protected":false},"author":1,"featured_media":2716,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[25],"tags":[],"class_list":["post-2714","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-high-speed-rail-track-fasteners"],"_links":{"self":[{"href":"https:\/\/productionscrews.com\/vi\/wp-json\/wp\/v2\/posts\/2714","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/productionscrews.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/productionscrews.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/productionscrews.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/productionscrews.com\/vi\/wp-json\/wp\/v2\/comments?post=2714"}],"version-history":[{"count":3,"href":"https:\/\/productionscrews.com\/vi\/wp-json\/wp\/v2\/posts\/2714\/revisions"}],"predecessor-version":[{"id":2890,"href":"https:\/\/productionscrews.com\/vi\/wp-json\/wp\/v2\/posts\/2714\/revisions\/2890"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/productionscrews.com\/vi\/wp-json\/wp\/v2\/media\/2716"}],"wp:attachment":[{"href":"https:\/\/productionscrews.com\/vi\/wp-json\/wp\/v2\/media?parent=2714"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/productionscrews.com\/vi\/wp-json\/wp\/v2\/categories?post=2714"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/productionscrews.com\/vi\/wp-json\/wp\/v2\/tags?post=2714"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}