{"id":5459,"date":"2026-04-08T21:51:12","date_gmt":"2026-04-08T21:51:12","guid":{"rendered":"https:\/\/www.sungda.com\/vi\/post\/what-are-the-main-factors-affecting-the-tensile-strength-of-ep-conveyor-belt-vi"},"modified":"2026-04-08T21:51:12","modified_gmt":"2026-04-08T21:51:12","slug":"what-are-the-main-factors-affecting-the-tensile-strength-of-ep-conveyor-belt-vi","status":"publish","type":"post","link":"https:\/\/www.sungda.com\/vi\/index.php\/what-are-the-main-factors-affecting-the-tensile-strength-of-ep-conveyor-belt-vi\/","title":{"rendered":"“S\u1ee9c C\u0103ng” c\u1ee7a B\u0103ng T\u1ea3i Cao Su l\u00e0 g\u00ec v\u00e0 Nh\u1eefng Y\u1ebfu T\u1ed1 N\u00e0o \u1ea2nh H\u01b0\u1edfng \u0110\u1ebfn N\u00f3?"},"content":{"rendered":"\n

Khi m\u00f4 t\u1ea3 th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt v\u00e0 c\u00e1c m\u1eabu b\u0103ng t\u1ea3i cao su, ch\u00fang ta th\u01b0\u1eddng g\u1eb7p thu\u1eadt ng\u1eef “\u0110\u1ed9 b\u1ec1n k\u00e9o”, v\u1eady n\u00f3 c\u00f3 ngh\u0129a l\u00e0 g\u00ec? \u0110\u1ed9 b\u1ec1n k\u00e9o c\u1ee7a b\u0103ng t\u1ea3i \u0111\u1ec1 c\u1eadp \u0111\u1ebfn kh\u1ea3 n\u0103ng t\u1ed1i \u0111a c\u1ee7a l\u1edbp ph\u1ee7 cao su ch\u1ed1ng l\u1ea1i s\u1ef1 ph\u00e1 h\u1ee7y do k\u00e9o gi\u00e3n, v\u00e0 ch\u1ec9 t\u1ea3i tr\u1ecdng tr\u00ean \u0111\u01a1n v\u1ecb di\u1ec7n t\u00edch m\u1eb7t c\u1eaft khi m\u1eabu cao su th\u1eed nghi\u1ec7m b\u1ecb k\u00e9o \u0111\u1ee9t, c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 \u0111\u1ed9 b\u1ec1n \u0111\u1ee9t, \u0111\u01a1n v\u1ecb l\u00e0 MPa. Ch\u1ec9 s\u1ed1 \u0111\u1ed9 b\u1ec1n k\u00e9o th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng l\u00e0m ti\u00eau chu\u1ea9n \u0111\u00e1nh gi\u00e1 t\u00ednh ch\u1ea5t c\u01a1 l\u00fd c\u1ee7a l\u1edbp ph\u1ee7 cao su (cho c\u1ea3 l\u1edbp ph\u1ee7 tr\u00ean v\u00e0 d\u01b0\u1edbi) c\u1ee7a b\u0103ng t\u1ea3i, v\u00e0 c\u00f9ng v\u1edbi “\u0111\u1ed9 gi\u00e3n d\u00e0i khi \u0111\u1ee9t” (%) v\u00e0 “\u0111\u1ed9 m\u00f2n” (mm3<\/sup>), n\u00f3 \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 ba ch\u1ec9 s\u1ed1 hi\u1ec7u su\u1ea5t ch\u00ednh c\u1ee7a l\u1edbp ph\u1ee7 cao su b\u0103ng t\u1ea3i.<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

C\u00e1c y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 b\u1ec1n k\u00e9o<\/strong><\/p>\n\n\n\n

Trong quy tr\u00ecnh s\u1ea3n xu\u1ea5t b\u0103ng t\u1ea3i, c\u00e1c y\u1ebfu t\u1ed1 sau \u0111\u00e2y s\u1ebd tr\u1ef1c ti\u1ebfp \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 b\u1ec1n k\u00e9o c\u1ee7a cao su b\u0103ng t\u1ea3i:
1. Tr\u1ecdng l\u01b0\u1ee3ng ph\u00e2n t\u1eed c\u1ee7a cao su quy\u1ebft \u0111\u1ecbnh \u0111\u1ed9 b\u1ec1n k\u00e9o c\u1ee7a s\u1ea3n ph\u1ea9m. Tr\u1ecdng l\u01b0\u1ee3ng ph\u00e2n t\u1eed c\u00e0ng l\u1edbn th\u00ec \u0111\u1ed9 b\u1ec1n k\u00e9o c\u00e0ng t\u1ed1t, v\u00e0 ng\u01b0\u1ee3c l\u1ea1i, \u0111\u1ed9 b\u1ec1n k\u00e9o c\u00e0ng nh\u1ecf.
2. M\u1eadt \u0111\u1ed9 li\u00ean k\u1ebft ch\u00e9o c\u1ee7a cao su c\u00e0ng l\u1edbn th\u00ec \u0111\u1ed9 b\u1ec1n k\u00e9o c\u00e0ng cao.
3. H\u1ea1t c\u1ee7a ch\u1ea5t ph\u1ed1i tr\u1ed9n c\u00e0ng nh\u1ecf th\u00ec \u0111\u1ed9 b\u1ec1n k\u00e9o c\u00e0ng l\u1edbn. Th\u00eam axit stearic v\u00e0 k\u1ebdm oxit c\u00f3 th\u1ec3 t\u0103ng ho\u1ea1t t\u00ednh b\u1ec1 m\u1eb7t, do \u0111\u00f3 \u0111\u1ed9 b\u1ec1n k\u00e9o s\u1ebd t\u0103ng l\u00ean t\u01b0\u01a1ng \u1ee9ng. L\u01b0\u1ee3ng ch\u1ea5t ph\u1ed1i tr\u1ed9n s\u1eed d\u1ee5ng c\u00e0ng nhi\u1ec1u th\u00ec \u0111\u1ed9 b\u1ec1n k\u00e9o c\u00e0ng l\u1edbn.
4. Ch\u1ea5t l\u00e0m m\u1ec1m th\u01b0\u1eddng \u0111\u01b0\u1ee3c th\u00eam v\u00e0o c\u00f4ng th\u1ee9c ch\u1ebf t\u1ea1o b\u0103ng t\u1ea3i cao su. N\u1ebfu l\u01b0\u1ee3ng ch\u1ea5t l\u00e0m m\u1ec1m v\u01b0\u1ee3t qu\u00e1 ti\u00eau chu\u1ea9n, \u0111\u1ed9 b\u1ec1n k\u00e9o c\u1ee7a cao su s\u1ebd b\u1ecb gi\u1ea3m.
5. Vi\u1ec7c pha tr\u1ed9n c\u00e1c lo\u1ea1i cao su c\u0169ng s\u1ebd l\u00e0m t\u0103ng \u0111\u1ed9 b\u1ec1n k\u00e9o. V\u00ed d\u1ee5, s\u1ef1 pha tr\u1ed9n gi\u1eefa cao su nitrile v\u00e0 PVC s\u1ebd l\u00e0m t\u0103ng \u0111\u1ed9 b\u1ec1n k\u00e9o.
6. Tr\u1ecdng l\u01b0\u1ee3ng ph\u00e2n t\u1eed c\u00e0ng l\u1edbn th\u00ec \u0111\u1ed9 b\u1ec1n k\u00e9o c\u00e0ng cao.
7. \u0110\u1ed9 k\u1ebft tinh c\u1ee7a cao su t\u1ef1 nhi\u00ean, neoprene v\u00e0 cao su butyl t\u01b0\u01a1ng \u0111\u1ed1i cao, do \u0111\u00f3 \u0111\u1ed9 b\u1ec1n k\u00e9o c\u1ee7a c\u00e1c lo\u1ea1i cao su n\u00e0y c\u0169ng t\u01b0\u01a1ng \u0111\u1ed1i l\u1edbn.<\/p>\n\n\n\n

\u0110\u1ed9 b\u1ec1n k\u00e9o c\u1ee7a b\u0103ng t\u1ea3i l\u00e0 m\u1ed9t trong nh\u1eefng ti\u00eau chu\u1ea9n ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a n\u00f3. Quy tr\u00ecnh s\u1ea3n xu\u1ea5t b\u0103ng t\u1ea3i r\u1ea5t nhi\u1ec1u v\u00e0 ph\u1ee9c t\u1ea1p. Do \u0111\u00f3, c\u00e1c y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 b\u1ec1n k\u00e9o c\u1ee7a b\u0103ng t\u1ea3i c\u0169ng ph\u1ee9c t\u1ea1p. C\u00e1c y\u1ebfu t\u1ed1 n\u00e0y gi\u00fap b\u1ea1n c\u00f3 th\u1ec3 ph\u00e2n t\u00edch m\u1ed9t c\u00e1ch c\u00f3 t\u1ed5 ch\u1ee9c v\u00e0 \u0111\u01b0a ra c\u00e1c ph\u01b0\u01a1ng ph\u00e1p ki\u1ec3m so\u00e1t c\u00f3 m\u1ee5c ti\u00eau.<\/p>\n\n\n\n

L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 ki\u1ec3m tra \u0111\u1ed9 b\u1ec1n k\u00e9o c\u1ee7a l\u1edbp ph\u1ee7 b\u0103ng t\u1ea3i?<\/strong><\/p>\n\n\n\n

Th\u1eed nghi\u1ec7m n\u00e0y \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n b\u1eb1ng c\u00e1ch \u0111\u1eb7t m\u1ed9t m\u1eabu th\u1eed h\u00ecnh qu\u1ea3 t\u1ea1 v\u00e0o c\u00e1c k\u1eb9p, hay c\u00f2n g\u1ecdi l\u00e0 h\u00e0m, c\u1ee7a m\u00e1y \u0111o l\u1ef1c k\u00e9o. M\u00e1y \u0111o l\u1ef1c k\u00e9o k\u00e9o c\u00e1c k\u1eb9p ra m\u1ed9t c\u00e1ch \u1ed5n \u0111\u1ecbnh cho \u0111\u1ebfn khi m\u1eabu h\u00ecnh qu\u1ea3 t\u1ea1 b\u1ecb \u0111\u1ee9t. L\u1ef1c t\u1ea1i th\u1eddi \u0111i\u1ec3m v\u1eadt li\u1ec7u b\u1ecb ph\u00e1 h\u1ee7y \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 \u0111\u1ed9 b\u1ec1n k\u00e9o t\u1ed1i \u0111a, th\u01b0\u1eddng \u0111\u01b0\u1ee3c r\u00fat ng\u1eafn th\u00e0nh \u0111\u1ed9 b\u1ec1n k\u00e9o ho\u1eb7c l\u1ef1c k\u00e9o.<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n
\"\"<\/figure>\n\n\n\n
\"\"<\/figure>\n\n\n\n

C\u00e1c qu\u1ed1c gia kh\u00e1c nhau c\u00f3 nh\u1eefng y\u00eau c\u1ea7u ri\u00eang v\u1ec1 \u0111\u1ed9 b\u1ec1n k\u00e9o. Hi\u1ec7n t\u1ea1i, h\u1ea7u h\u1ebft c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t b\u0103ng t\u1ea3i tr\u00ean th\u1ecb tr\u01b0\u1eddng th\u1ebf gi\u1edbi \u0111\u1ec1u tu\u00e2n theo m\u1ed9t s\u1ed1 h\u1ec7 th\u1ed1ng ph\u00e2n c\u1ea5p \u0111\u1ed9 b\u1ec1n l\u1edbp ph\u1ee7 cao su \u0111\u01b0\u1ee3c c\u00f4ng nh\u1eadn qu\u1ed1c t\u1ebf. H\u1ea7u h\u1ebft c\u00e1c qu\u1ed1c gia tu\u00e2n theo ti\u00eau chu\u1ea9n ph\u00e2n lo\u1ea1i DIN22102 c\u1ee7a \u0110\u1ee9c. T\u1ea5t nhi\u00ean, c\u0169ng c\u00f3 c\u00e1c ti\u00eau chu\u1ea9n ph\u00e2n lo\u1ea1i theo khu v\u1ef1c. V\u00ed d\u1ee5, h\u1ea7u h\u1ebft c\u00e1c qu\u1ed1c gia \u1edf M\u1ef9 th\u01b0\u1eddng tu\u00e2n theo ti\u00eau chu\u1ea9n ph\u00e2n lo\u1ea1i RMA. C\u00e1c qu\u1ed1c gia c\u0169ng c\u00f3 ti\u00eau chu\u1ea9n ph\u00e2n lo\u1ea1i ri\u00eang, bao g\u1ed3m c\u00e1c ti\u00eau chu\u1ea9n nh\u01b0 GB\/T7984 \u1edf Trung Qu\u1ed1c, AS1332 \u1edf \u00dac, JISK6322 \u1edf Nh\u1eadt B\u1ea3n, BS-490 \u1edf Anh v\u00e0 SANS-1173 \u1edf Nam Phi.<\/p>\n\n\n\n

C\u1ea5p L\u1edbp Ph\u1ee7<\/strong><\/td>Qu\u1ed1c Gia<\/strong><\/td>Ti\u00eau Chu\u1ea9n \u00c1p D\u1ee5ng<\/strong><\/td>\u0110\u1ed9 B\u1ec1n K\u00e9o T\u1ed1i Thi\u1ec3u
(Mpa)<\/strong><\/td>		\u0110\u1ed9 Gi\u00e3n D\u00e0i T\u1ed1i Thi\u1ec3u Khi \u0110\u1ee9t
(%)<\/strong><\/td>		\u0110\u1ed9 M\u00e0i M\u00f2n T\u1ed1i \u0110a
(mm3<\/sup>)<\/strong><\/td><\/tr>
DIN-Z<\/td>\u0110\u1ee9c<\/td>DIN22102<\/td>15<\/td>350<\/td>250<\/td><\/tr>
DIN-Y<\/td>\u0110\u1ee9c<\/td>DIN22102<\/td>20<\/td>400<\/td>150<\/td><\/tr>
DIN-X<\/td>\u0110\u1ee9c<\/td>DIN22102<\/td>25<\/td>450<\/td>120<\/td><\/tr>
DIN-W<\/td>\u0110\u1ee9c<\/td>DIN22102<\/td>18<\/td>400<\/td>90<\/td><\/tr>
RMA-I<\/td>M\u1ef9<\/td>RMA<\/td>17<\/td>400<\/td>150<\/td><\/tr>
RMA-II<\/td>M\u1ef9<\/td>RMA<\/td>14<\/td>400<\/td>200<\/td><\/tr>
ARPM RMA-I<\/td>M\u1ef9<\/td>ARPM<\/td>17<\/td>400<\/td>125<\/td><\/tr>
ARPM RMA-II<\/td>M\u1ef9<\/td>ARPM<\/td>14<\/td>400<\/td>175<\/td><\/tr>
ISO-L<\/td>Qu\u1ed1c T\u1ebf<\/td>ISO -10247<\/td>15<\/td>350<\/td>200<\/td><\/tr>
ISO-H<\/td>Qu\u1ed1c T\u1ebf<\/td>ISO -10247<\/td>24<\/td>450<\/td>120<\/td><\/tr>
ISO-D<\/td>Qu\u1ed1c T\u1ebf<\/td>ISO -10247<\/td>18<\/td>400<\/td>100<\/td><\/tr>
AS-N<\/td>\u00dac<\/td>AS -1332<\/td>17<\/td>400<\/td>200<\/td><\/tr>
AS-M<\/td>\u00dac<\/td>AS -1332<\/td>24<\/td>450<\/td>125<\/td><\/tr>
AS-A<\/td>\u00dac<\/td>AS -1332<\/td>17<\/td>400<\/td>70<\/td><\/tr>
SANS-N<\/td>Nam Phi<\/td>SANS-1173<\/td>17<\/td>400<\/td>150<\/td><\/tr>
SANS-M<\/td>Nam Phi<\/td>SANS-1173<\/td>25<\/td>450<\/td>120<\/td><\/tr>
SANS-A<\/td>Nam Phi<\/td>SANS-1173<\/td>18<\/td>400<\/td>70<\/td><\/tr>
BS-M<\/td>Anh<\/td>BS-490<\/td>24<\/td>450<\/td>120<\/td><\/tr>
BS-N<\/td>Anh<\/td>BS-490<\/td>17<\/td>400<\/td>200<\/td><\/tr>
IS-N-17<\/td>\u1ea4n \u0110\u1ed9<\/td>IS 1891<\/td>17<\/td>400<\/td>200<\/td><\/tr>
IS-M-24<\/td>\u1ea4n \u0110\u1ed9<\/td>IS 1891<\/td>24<\/td>450<\/td>150<\/td><\/tr>
JIS-G<\/td>Nh\u1eadt B\u1ea3n<\/td>JIS-K 6332<\/td>14<\/td>400<\/td>250<\/td><\/tr>
JIS-L<\/td>Nh\u1eadt B\u1ea3n<\/td>JIS-K 6332<\/td>15<\/td>350<\/td>200<\/td><\/tr>
JIS-D<\/td>Nh\u1eadt B\u1ea3n<\/td>JIS-K 6332<\/td>18<\/td>400<\/td>100<\/td><\/tr>
JIS-H<\/td>Nh\u1eadt B\u1ea3n<\/td>JIS-K 6332<\/td>24<\/td>450<\/td>120<\/td><\/tr>
GB-H<\/td>Trung Qu\u1ed1c<\/td>GB\/T 7984<\/td>24<\/td>450<\/td>120<\/td><\/tr>
GB-D<\/td>Trung Qu\u1ed1c<\/td>GB\/T 7984<\/td>18<\/td>400<\/td>100<\/td><\/tr>
GB-L<\/td>Trung Qu\u1ed1c<\/td>GB\/T 7984<\/td>15<\/td>350<\/td>200<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n
\"\"<\/figure><\/div>\n\n\n\n
\"\"<\/figure>\n\n\n\n
\"\"<\/figure>\n\n\n\n
\"\"<\/figure>\n\n\n\n
\"\"<\/figure>\n\n\n\n
\"\"
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
\"\"<\/figure>\n\n\n\n
\"\"<\/figure>\n<\/p>","protected":false},"excerpt":{"rendered":"

Khi m\u00f4 t\u1ea3 th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt v\u00e0 c\u00e1c m\u1eabu b\u0103ng t\u1ea3i cao su, ch\u00fang ta th\u01b0\u1eddng g\u1eb7p thu\u1eadt ng\u1eef “\u0110\u1ed9 b\u1ec1n k\u00e9o”, v\u1eady n\u00f3 c\u00f3 ngh\u0129a l\u00e0 g\u00ec? \u0110\u1ed9 b\u1ec1n k\u00e9o c\u1ee7a b\u0103ng t\u1ea3i \u0111\u1ec1 c\u1eadp \u0111\u1ebfn kh\u1ea3 n\u0103ng t\u1ed1i \u0111a c\u1ee7a l\u1edbp ph\u1ee7 cao su ch\u1ed1ng l\u1ea1i s\u1ef1 ph\u00e1 h\u1ee7y do k\u00e9o gi\u00e3n, […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[637],"tags":[1047],"class_list":["post-5459","post","type-post","status-publish","format-standard","hentry","category-techinical-news-vi","tag-belt-tensile-strength-vi"],"_links":{"self":[{"href":"https:\/\/www.sungda.com\/vi\/index.php\/wp-json\/wp\/v2\/posts\/5459","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=5459"}],"version-history":[{"count":0,"href":"https:\/\/www.sungda.com\/vi\/index.php\/wp-json\/wp\/v2\/posts\/5459\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.sungda.com\/vi\/index.php\/wp-json\/wp\/v2\/media?parent=5459"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.sungda.com\/vi\/index.php\/wp-json\/wp\/v2\/categories?post=5459"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.sungda.com\/vi\/index.php\/wp-json\/wp\/v2\/tags?post=5459"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}