{"id":6377,"date":"2026-04-08T23:51:56","date_gmt":"2026-04-08T23:51:56","guid":{"rendered":"https:\/\/www.sungda.com\/vi\/post\/what-are-the-key-properties-of-t1-t2-t3-t4-heat-resistant-conveyor-belts-vi"},"modified":"2026-04-08T23:51:56","modified_gmt":"2026-04-08T23:51:56","slug":"what-are-the-key-properties-of-t1-t2-t3-t4-heat-resistant-conveyor-belts-vi","status":"publish","type":"post","link":"https:\/\/www.sungda.com\/vi\/index.php\/what-are-the-key-properties-of-t1-t2-t3-t4-heat-resistant-conveyor-belts-vi\/","title":{"rendered":"C\u00e1c \u0110\u1eb7c T\u00ednh Ch\u00ednh C\u1ee7a B\u0103ng T\u1ea3i Ch\u1ecbu Nhi\u1ec7t T1, T2, T3, T4 L\u00e0 G\u00ec?"},"content":{"rendered":"\n

Trong m\u00f4 t\u1ea3 k\u1ef9 thu\u1eadt v\u1ec1 b\u0103ng t\u1ea3i, ch\u00fang ta th\u01b0\u1eddng g\u1eb7p c\u00e1c k\u00fd hi\u1ec7u T1, T2, T3, T4 v\u00e0 EPDM, \u0111\u1ea1i di\u1ec7n cho kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t c\u1ee7a b\u0103ng t\u1ea3i. V\u1eady nh\u1eefng k\u00fd hi\u1ec7u n\u00e0y c\u00f3 \u00fd ngh\u0129a g\u00ec v\u00e0 ch\u00fang kh\u00e1c nhau nh\u01b0 th\u1ebf n\u00e0o?<\/p>\n\n\n\n

B\u0103ng t\u1ea3i ch\u1ecbu nhi\u1ec7t ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p nh\u01b0 nh\u00e0 m\u00e1y th\u00e9p, xi m\u0103ng, than c\u1ed1c, luy\u1ec7n kim,… \u0111\u1ec3 v\u1eadn chuy\u1ec3n c\u00e1c v\u1eadt li\u1ec7u nh\u01b0 qu\u1eb7ng thi\u00eau k\u1ebft, than c\u1ed1c, clinker xi m\u0103ng v\u00e0 c\u00e1c ch\u1ea5t c\u00f3 nhi\u1ec7t \u0111\u1ed9 cao kh\u00e1c. Quy tr\u00ecnh s\u1ea3n xu\u1ea5t b\u0103ng t\u1ea3i ch\u1ecbu nhi\u1ec7t bao g\u1ed3m nhi\u1ec1u l\u1edbp v\u1ea3i EP ho\u1eb7c d\u00e2y th\u00e9p t\u1ea1o th\u00e0nh l\u1edbp khung, \u0111\u01b0\u1ee3c ph\u1ee7 cao su ch\u1ecbu nhi\u1ec7t \u1edf c\u1ea3 hai m\u1eb7t v\u00e0 li\u00ean k\u1ebft v\u1edbi nhau th\u00f4ng qua qu\u00e1 tr\u00ecnh l\u01b0u h\u00f3a \u1edf nhi\u1ec7t \u0111\u1ed9 cao. Nh\u1eefng b\u0103ng t\u1ea3i n\u00e0y \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 s\u1eed d\u1ee5ng trong \u0111i\u1ec1u ki\u1ec7n nhi\u1ec7t \u0111\u1ed9 v\u1eadt li\u1ec7u kh\u00f4ng v\u01b0\u1ee3t qu\u00e1 800\u00b0C v\u00e0 nhi\u1ec7t \u0111\u1ed9 b\u1ec1 m\u1eb7t b\u0103ng t\u1ea3i kh\u00f4ng v\u01b0\u1ee3t qu\u00e1 220\u00b0C.<\/p>\n\n\n\n

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Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng c\u1ee7a b\u0103ng t\u1ea3i ch\u1ecbu nhi\u1ec7t n\u1eb1m \u1edf vi\u1ec7c l\u1edbp cao su ph\u1ee7 t\u1ea1o th\u00e0nh m\u1ed9t l\u1edbp carbon h\u00f3a vi x\u1ed1p \u1edf nhi\u1ec7t \u0111\u1ed9 cao. L\u1edbp n\u00e0y c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng ch\u00e1y v\u00e0 ng\u0103n c\u1ea3n s\u1ef1 truy\u1ec1n nhi\u1ec7t ti\u1ebfp t\u1ee5c v\u00e0o th\u00e2n b\u0103ng, t\u1eeb \u0111\u00f3 gi\u1ea3m thi\u1ec3u s\u1ef1 suy gi\u1ea3m \u0111\u1ed9 b\u1ec1n b\u00ean trong. L\u1edbp carbon h\u00f3a, \u0111\u01b0\u1ee3c h\u00ecnh th\u00e0nh trong qu\u00e1 tr\u00ecnh v\u1eadn h\u00e0nh b\u0103ng t\u1ea3i, t\u1ea1o ra c\u00e1c v\u1ebft n\u1ee9t nh\u1ecf kh\u00f4ng \u0111\u1ec1u, g\u00f3p ph\u1ea7n l\u00e0m m\u00e1t b\u0103ng t\u1ea3i.<\/p>\n\n\n\n

B\u0103ng t\u1ea3i ch\u1ecbu nhi\u1ec7t \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i th\u00e0nh b\u1ed1n lo\u1ea1i:
Lo\u1ea1i T1: Ch\u1ecbu \u0111\u01b0\u1ee3c nhi\u1ec7t \u0111\u1ed9 l\u00e0m vi\u1ec7c kh\u00f4ng qu\u00e1 100\u00b0C, nhi\u1ec7t \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng ng\u1eafn h\u1ea1n \u0111\u1ec9nh l\u00e0 150\u00b0C.
Lo\u1ea1i T2: Ch\u1ecbu \u0111\u01b0\u1ee3c nhi\u1ec7t \u0111\u1ed9 l\u00e0m vi\u1ec7c kh\u00f4ng qu\u00e1 125\u00b0C, nhi\u1ec7t \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng ng\u1eafn h\u1ea1n \u0111\u1ec9nh l\u00e0 170\u00b0C.
Lo\u1ea1i T3: Ch\u1ecbu \u0111\u01b0\u1ee3c nhi\u1ec7t \u0111\u1ed9 l\u00e0m vi\u1ec7c kh\u00f4ng qu\u00e1 150\u00b0C, nhi\u1ec7t \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng ng\u1eafn h\u1ea1n \u0111\u1ec9nh l\u00e0 200\u00b0C.
Lo\u1ea1i T4: Ch\u1ecbu \u0111\u01b0\u1ee3c nhi\u1ec7t \u0111\u1ed9 l\u00e0m vi\u1ec7c kh\u00f4ng qu\u00e1 180\u00b0C, nhi\u1ec7t \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng ng\u1eafn h\u1ea1n \u0111\u1ec9nh l\u00e0 230\u00b0C.<\/p>\n\n\n\n

Hi\u1ec7n nay, b\u0103ng t\u1ea3i ch\u1ecbu nhi\u1ec7t c\u1ea5p T2 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i tr\u00ean th\u1ecb tr\u01b0\u1eddng. Nh\u1eefng b\u0103ng t\u1ea3i n\u00e0y th\u01b0\u1eddng s\u1eed d\u1ee5ng cao su ethylene-propylene-diene monomer (EPDM) l\u00e0m v\u1eadt li\u1ec7u ph\u1ee7 do d\u1ec5 ki\u1ebfm v\u00e0 chi ph\u00ed th\u1ea5p h\u01a1n. Vi\u1ec7c s\u1eed d\u1ee5ng c\u1ea5p T3 \u00edt ph\u1ed5 bi\u1ebfn h\u01a1n v\u00ec \u0111\u00f2i h\u1ecfi v\u1eadt li\u1ec7u chuy\u00ean d\u1ee5ng h\u01a1n, ch\u1eb3ng h\u1ea1n nh\u01b0 cao su butyl m\u1ed9t ph\u1ea7n ho\u1eb7c h\u1ed7n h\u1ee3p ethylene propylene v\u1edbi polyolefin. B\u0103ng t\u1ea3i ch\u1ecbu nhi\u1ec7t c\u1ea5p T4 c\u00f2n hi\u1ebfm h\u01a1n v\u00e0 ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c s\u1ea3n xu\u1ea5t b\u1edfi m\u1ed9t s\u1ed1 \u00edt nh\u00e0 s\u1ea3n xu\u1ea5t, th\u01b0\u1eddng s\u1eed d\u1ee5ng c\u00e1c v\u1eadt li\u1ec7u nh\u01b0 cao su epichlorohydrin ho\u1eb7c h\u1ed7n h\u1ee3p terpolymer v\u00e0 c\u00e1c polymer kh\u00e1c.<\/p>\n\n\n\n

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EPDM, trong ng\u1eef c\u1ea3nh b\u0103ng t\u1ea3i ch\u1ecbu nhi\u1ec7t, l\u00e0 vi\u1ebft t\u1eaft c\u1ee7a Ethylene Propylene Diene Monomer. \u0110\u00e2y l\u00e0 m\u1ed9t copolymer c\u1ee7a ethylene, propylene v\u00e0 m\u1ed9t l\u01b0\u1ee3ng nh\u1ecf diene kh\u00f4ng li\u00ean h\u1ee3p. EPDM l\u00e0 m\u1ed9t lo\u1ea1i cao su ethylene-propylene n\u1ed5i ti\u1ebfng v\u1edbi kh\u1ea3 n\u0103ng kh\u00e1ng ozone, nhi\u1ec7t, th\u1eddi ti\u1ebft v\u00e0 l\u00e3o h\u00f3a tuy\u1ec7t v\u1eddi nh\u1edd c\u1ea5u tr\u00fac m\u1ea1ch ch\u00ednh hydrocarbon b\u00e3o h\u00f2a \u1ed5n \u0111\u1ecbnh v\u1ec1 m\u1eb7t h\u00f3a h\u1ecdc, ch\u1ec9 c\u00f3 c\u00e1c li\u00ean k\u1ebft \u0111\u00f4i kh\u00f4ng b\u00e3o h\u00f2a \u1edf m\u1ea1ch nh\u00e1nh.<\/p>\n\n\n\n

B\u0103ng t\u1ea3i ch\u1ecbu nhi\u1ec7t EPDM th\u1ec3 hi\u1ec7n kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t v\u00e0 kh\u00e1ng h\u00f3a ch\u1ea5t v\u01b0\u1ee3t tr\u1ed9i. C\u1ea5u tr\u00fac nh\u00e1nh \u0111\u1ed9c \u0111\u00e1o c\u1ee7a EPDM l\u00e0 l\u00fd do ch\u00ednh cho kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t c\u1ee7a n\u00f3, mang l\u1ea1i kh\u00f4ng ch\u1ec9 c\u00e1c \u0111\u1eb7c t\u00ednh c\u01a1 h\u1ecdc tuy\u1ec7t v\u1eddi m\u00e0 c\u00f2n c\u1ea3 kh\u1ea3 n\u0103ng c\u00e1ch \u0111i\u1ec7n v\u01b0\u1ee3t tr\u1ed9i. Theo ti\u00eau chu\u1ea9n qu\u1ed1c t\u1ebf, b\u0103ng t\u1ea3i EPDM c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c nhi\u1ec7t \u0111\u1ed9 l\u00ean \u0111\u1ebfn 250 \u0111\u1ed9 C, khi\u1ebfn ch\u00fang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i \u0111\u1ec3 v\u1eadn chuy\u1ec3n v\u00e0 x\u1eed l\u00fd trong m\u00f4i tr\u01b0\u1eddng nhi\u1ec7t \u0111\u1ed9 cao.<\/p>\n\n\n\n

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X\u01b0\u1edfng L\u01b0u H\u00f3a B\u0103ng T\u1ea3i SUNGDA <\/strong><\/span><\/p>\n\n\n

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M\u1eb7t c\u1eaft b\u0103ng t\u1ea3i cao su \u0111\u00e3 s\u1eb5n s\u00e0ng \u0111\u1ec3 \u0111\u00f3ng g\u00f3i<\/figcaption><\/figure>\n\n\n\n
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B\u0103ng t\u1ea3i ch\u1ecbu nhi\u1ec7t, ph\u00e2n lo\u1ea1i t\u1eeb T1 \u0111\u1ebfn T4, \u0111\u00f3ng vai tr\u00f2 quan tr\u1ecdng trong c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p nh\u01b0 th\u00e9p v\u00e0 xi m\u0103ng. B\u0103ng t\u1ea3i T2, s\u1eed d\u1ee5ng cao su EPDM, chi\u1ebfm \u01b0u th\u1ebf nh\u1edd t\u00ednh s\u1eb5n c\u00f3 v\u00e0 chi ph\u00ed h\u1ee3p l\u00fd. EPDM mang l\u1ea1i kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t v\u00e0 ch\u1ed1ng h\u00f3a ch\u1ea5t tuy\u1ec7t v\u1eddi. Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng c\u1ee7a b\u0103ng t\u1ea3i d\u1ef1a tr\u00ean l\u1edbp ch\u1ed1ng ch\u00e1y ng\u0103n c\u1ea3n s\u1ef1 truy\u1ec1n nhi\u1ec7t, \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 b\u1ec1n trong m\u00f4i tr\u01b0\u1eddng nhi\u1ec7t \u0111\u1ed9 cao.<\/p>\n","protected":false},"author":1,"featured_media":386,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[637],"tags":[698,796,689,2720,2135,4705,4714,4723],"class_list":["post-6377","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-techinical-news-vi","tag-heat-resistant-conveyor-belt-vi","tag-steel-cord-conveyor-belt-vi-1","tag-ep-conveyor-belt-vi","tag-hr-conveyor-belt-vi","tag-epdm-vi","tag-t1-vi","tag-t3-vi","tag-t4-vi"],"_links":{"self":[{"href":"https:\/\/www.sungda.com\/vi\/index.php\/wp-json\/wp\/v2\/posts\/6377","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.sungda.com\/vi\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.sungda.com\/vi\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.sungda.com\/vi\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.sungda.com\/vi\/index.php\/wp-json\/wp\/v2\/comments?post=6377"}],"version-history":[{"count":0,"href":"https:\/\/www.sungda.com\/vi\/index.php\/wp-json\/wp\/v2\/posts\/6377\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.sungda.com\/vi\/index.php\/wp-json\/wp\/v2\/media\/386"}],"wp:attachment":[{"href":"https:\/\/www.sungda.com\/vi\/index.php\/wp-json\/wp\/v2\/media?parent=6377"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.sungda.com\/vi\/index.php\/wp-json\/wp\/v2\/categories?post=6377"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.sungda.com\/vi\/index.php\/wp-json\/wp\/v2\/tags?post=6377"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}