{"id":4208,"date":"2026-04-08T17:24:23","date_gmt":"2026-04-08T17:24:23","guid":{"rendered":"https:\/\/www.sungda.com\/vi\/post\/heat-resistant-conveyor-belt-vi"},"modified":"2026-04-08T17:24:23","modified_gmt":"2026-04-08T17:24:23","slug":"heat-resistant-conveyor-belt-vi","status":"publish","type":"post","link":"https:\/\/www.sungda.com\/vi\/index.php\/heat-resistant-conveyor-belt-vi\/","title":{"rendered":"B\u0103ng T\u1ea3i Ch\u1ecbu Nhi\u1ec7t"},"content":{"rendered":"\n
\"B\u0103ng<\/figure><\/div>\n\n\n\n

Gi\u1edbi thi\u1ec7u chung:<\/span><\/h3>\n\n\n\n

B\u0103ng t\u1ea3i cao su th\u00f4ng th\u01b0\u1eddng c\u00f3 th\u1ec3 v\u1eadn chuy\u1ec3n v\u1eadt li\u1ec7u d\u01b0\u1edbi 80\u00b0C, nh\u01b0 than, qu\u1eb7ng, c\u00e1t, s\u1ecfi v\u00e0 ng\u0169 c\u1ed1c. Tuy nhi\u00ean, m\u1ed9t s\u1ed1 ng\u00e0nh c\u00f4ng nghi\u1ec7p chuy\u00ean bi\u1ec7t x\u1eed l\u00fd v\u1eadt li\u1ec7u \u1edf nhi\u1ec7t \u0111\u1ed9 c\u1ef1c cao, nh\u01b0 clinker, s\u1ea3n ph\u1ea9m xi m\u0103ng, \u0111\u1ea5t s\u00e9t kh\u00f4 trong nh\u00e0 m\u00e1y xi m\u0103ng, qu\u1eb7ng thi\u00eau k\u1ebft, than c\u1ed1c, vi\u00ean qu\u1eb7ng, x\u1ec9 trong nh\u00e0 m\u00e1y th\u00e9p, c\u0169ng nh\u01b0 v\u1eadt li\u1ec7u trong c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p \u0111\u00fac v\u00e0 Taconite. Nhi\u1ec7t \u0111\u1ed9 trong c\u00e1c ng\u00e0nh n\u00e0y th\u01b0\u1eddng dao \u0111\u1ed9ng t\u1eeb 200 \u0111\u1ebfn 500 \u0111\u1ed9 C, v\u00e0 \u0111\u00f4i khi v\u01b0\u1ee3t qu\u00e1 800 \u0111\u1ed9 C. <\/span><\/span><\/span><\/p>\n\n\n

Ph\u1ea1m vi nhi\u1ec7t \u0111\u1ed9 v\u00e0 nhi\u1ec7t \u0111\u1ed9 b\u1ec1 m\u1eb7t b\u0103ng t\u1ea3i c\u1ee7a v\u1eadt li\u1ec7u ch\u1ecbu nhi\u1ec7t (ch\u1ec9 \u0111\u1ec3 tham kh\u1ea3o)<\/span><\/strong><\/p>\n\n\n


V\u1eadt Li\u1ec7u
V\u1eadn Chuy\u1ec3n<\/strong><\/em>
<\/td>
K\u00edch Th\u01b0\u1edbc
C\u1ee5c<\/em><\/strong>
<\/td>
Nhi\u1ec7t \u0110\u1ed9 V\u1eadt Li\u1ec7u
V\u1eadn Chuy\u1ec3n<\/em><\/strong>
<\/td>
Nhi\u1ec7t \u0110\u1ed9 B\u1ec1 M\u1eb7t
B\u0103ng T\u1ea3i<\/em><\/strong>
<\/td><\/tr>

Qu\u1eb7ng Thi\u00eau K\u1ebft
<\/td>
25~200mm (1~8 inch)
<\/td>
200~400\u00b0C (390~750\u00b0F)
<\/td>
130~150\u00b0C (270~300\u00b0F)
<\/td><\/tr>

Qu\u1eb7ng Thi\u00eau K\u1ebft
Ho\u00e0n L\u01b0u
<\/td>
\u226410mm (\u22640.4 inch)
<\/td>
260\u00b0C (480\u00b0F)
<\/td>
150~190\u00b0C (300~370\u00b0F)
<\/td><\/tr>

Coke
<\/td>
100~200mm (4~8 inch)
<\/td>
70~100\u00b0C (160~210\u00b0F)
<\/td>
50~60\u00b0C (120~140\u00b0F)
<\/td><\/tr>

Nguy\u00ean Li\u1ec7u Th\u00f4
<\/td>
\u226430 mm (\u22641.2 inch)
<\/td>
180~220\u00b0C (360~410\u00b0F)
<\/td>
100~120\u00b0C (210~250\u00b0F)
<\/td><\/tr>

Clinker
<\/td>
10~30 mm (0.4~1.2 inch)
<\/td>
100~220\u00b0C (210~410\u00b0F)
<\/td>
100~110\u00b0C (210~230\u00b0F)
<\/td><\/tr>

Xi M\u0103ng
<\/td>
D\u1ea1ng B\u1ed9t
<\/td>
100~125\u00b0C (210~250\u00b0F)
<\/td>
80~90\u00b0C (170~190\u00b0F)
<\/td><\/tr>

B\u1ed9t Kim Lo\u1ea1i
<\/td>
\u2014\u2014
<\/td>
170\u00b0C (340\u00b0F)
<\/td>
120~130\u00b0C (250~270\u00b0F)
<\/td><\/tr>

C\u00e1t Khu\u00f4n
<\/td>
\u2014\u2014
<\/td>
200~250\u00b0C (390~480\u00b0F)
<\/td>
80~90\u00b0C (170~190\u00b0F)
<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n
\n
\n
<\/div>\n\n\n\n
<\/div>\n<\/div>\n<\/div><\/div>\n\n\n\n
\"B\u0103ng
B\u0103ng t\u1ea3i ch\u1ecbu nhi\u1ec7t<\/figcaption><\/figure>\n\n\n\n

Tuy nhi\u00ean, cao su t\u1ef1 nhi\u00ean kh\u00f4ng th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c nhi\u1ec7t \u0111\u1ed9 cao nh\u01b0 v\u1eady, v\u00e0 s\u1ef1 m\u00e0i m\u00f2n, va \u0111\u1eadp, l\u1ef1c c\u0103ng nghi\u00eam tr\u1ecdng c\u00e0ng \u0111\u1ea9y nhanh qu\u00e1 tr\u00ecnh l\u00e3o h\u00f3a c\u1ee7a b\u0103ng t\u1ea3i, g\u00e2y ra hi\u1ec7n t\u01b0\u1ee3ng c\u1ee9ng v\u00e0 n\u1ee9t cao su. Do \u0111\u00f3, khi s\u1ea3n xu\u1ea5t b\u0103ng t\u1ea3i \u0111\u1ec3 x\u1eed l\u00fd v\u1eadt li\u1ec7u nhi\u1ec7t \u0111\u1ed9 cao, c\u1ea7n ph\u1ea3i k\u1ebft h\u1ee3p c\u00e1c c\u00f4ng th\u1ee9c h\u00f3a h\u1ecdc ph\u00f9 h\u1ee3p \u0111\u1ec3 t\u1ea1o ra b\u0103ng t\u1ea3i ch\u1ecbu nhi\u1ec7t. Trong ng\u00e0nh c\u00f4ng nghi\u1ec7p h\u00f3a ch\u1ea5t, ti\u00eau chu\u1ea9n DIN 22102 ph\u00e2n lo\u1ea1i b\u0103ng t\u1ea3i ch\u1ecbu nhi\u1ec7t th\u00e0nh ba c\u1ea5p: T1, T2 v\u00e0 T3, t\u01b0\u01a1ng \u1ee9ng v\u1edbi nhi\u1ec7t \u0111\u1ed9 th\u1eed nghi\u1ec7m l\u1ea7n l\u01b0\u1ee3t l\u00e0 120, 150 v\u00e0 180 \u0111\u1ed9 Celsius.<\/span><\/span><\/font><\/p>\n\n\n

B\u0103ng t\u1ea3i ch\u1ecbu nhi\u1ec7t \u0111\u01b0\u1ee3c c\u1ea5u t\u1ea1o t\u1eeb l\u1edbp ch\u1ecbu \u0111\u1ed1t nhi\u1ec7t \u0111\u1ed9 cao, l\u1edbp chuy\u1ec3n ti\u1ebfp, l\u1edbp c\u00e1ch nhi\u1ec7t h\u1eefu c\u01a1 v\u00e0 l\u1edbp ch\u1ecbu nhi\u1ec7t b\u1ec1n ch\u1eafc. B\u1ec1 m\u1eb7t cao su s\u1eed d\u1ee5ng EPDM (Ethylene Propylene Diene Monomer) ho\u1eb7c SBR (Polymerized Styrene-Butadiene Rubber) \u0111\u1ec3 t\u1ea1o th\u00e0nh l\u1edbp ph\u1ee7 cao su t\u01b0\u01a1ng \u1ee9ng;<\/span><\/span><\/span> l\u1edbp b\u1ec1n ch\u1eafc c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c l\u00e0m t\u1eeb v\u1ea3i polyester ho\u1eb7c v\u1ea3i b\u1ea1t c\u00f3 \u0111\u1ed9 b\u1ec1n cao v\u00e0 \u0111\u1ed9 th\u1ea5m h\u00fat t\u1ed1t. C\u00e1c l\u1edbp n\u00e0y s\u1ebd \u0111\u01b0\u1ee3c li\u00ean k\u1ebft v\u1edbi nhau th\u00f4ng qua qu\u00e1 tr\u00ecnh l\u01b0u h\u00f3a \u1edf nhi\u1ec7t \u0111\u1ed9 cao.<\/span><\/span><\/span><\/p>\n\n\n

<\/p>\n\n\n

Nguy\u00ean l\u00fd h\u00f3a h\u1ecdc c\u1ee7a cao su ch\u1ecbu nhi\u1ec7t:<\/span><\/h3>\n\n\n\n

L\u1edbp ph\u1ee7 ch\u1ecbu nhi\u1ec7t t\u1ea1o ra m\u1ed9t l\u1edbp carbon x\u1ed1p khi b\u0103ng t\u1ea3i v\u1eadn chuy\u1ec3n v\u1eadt li\u1ec7u nhi\u1ec7t \u0111\u1ed9 cao. L\u1edbp carbon n\u00e0y c\u00f3 ch\u1ee9c n\u0103ng ch\u1ed1ng ch\u00e1y v\u00e0 ng\u0103n nhi\u1ec7t \u0111\u1ed9 cao truy\u1ec1n s\u00e2u h\u01a1n v\u00e0o ph\u1ea7n l\u00f5i b\u0103ng t\u1ea3i, t\u1eeb \u0111\u00f3 b\u1ea3o v\u1ec7 \u0111\u1ed9 b\u1ec1n b\u00ean trong c\u1ee7a b\u0103ng t\u1ea3i ch\u1ecbu nhi\u1ec7t<\/strong><\/span>. H\u01a1n n\u1eefa, trong qu\u00e1 tr\u00ecnh v\u1eadn h\u00e0nh, l\u1edbp carbon t\u1ea1o ra c\u00e1c v\u1ebft n\u1ee9t nh\u1ecf kh\u00f4ng \u0111\u1ec1u, gi\u00fap l\u00e0m m\u00e1t b\u0103ng t\u1ea3i.<\/span><\/p>\n\n\n

<\/p>\n\n\n

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