{"id":5468,"date":"2026-04-08T21:51:12","date_gmt":"2026-04-08T21:51:12","guid":{"rendered":"https:\/\/www.sungda.com\/vi\/post\/how-to-improve-the-delamination-of-ep-conveyor-belt-vi"},"modified":"2026-04-08T21:51:12","modified_gmt":"2026-04-08T21:51:12","slug":"how-to-improve-the-delamination-of-ep-conveyor-belt-vi","status":"publish","type":"post","link":"https:\/\/www.sungda.com\/vi\/index.php\/how-to-improve-the-delamination-of-ep-conveyor-belt-vi\/","title":{"rendered":"L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 c\u1ea3i thi\u1ec7n hi\u1ec7n t\u01b0\u1ee3ng bong t\u00e1ch c\u1ee7a b\u0103ng t\u1ea3i EP"},"content":{"rendered":"

V\u1edbi s\u1ef1 ph\u00e1t tri\u1ec3n nhanh ch\u00f3ng c\u1ee7a ng\u00e0nh c\u00f4ng nghi\u1ec7p than, nhu c\u1ea7u v\u1ec1 b\u0103ng t\u1ea3i EP \u0111\u00e3 t\u0103ng l\u00ean \u0111\u00e1ng k\u1ec3. B\u0103ng t\u1ea3i EP c\u00f3 \u0111\u1eb7c \u0111i\u1ec3m ch\u1ed1ng va \u0111\u1eadp, ch\u1ed1ng \u0103n m\u00f2n, \u0111\u1ed9 b\u1ec1n cao, th\u00e2n b\u0103ng nh\u1eb9 v\u00e0 tu\u1ed5i th\u1ecd s\u1eed d\u1ee5ng l\u00e2u d\u00e0i. Do b\u0103ng t\u1ea3i EP th\u01b0\u1eddng ho\u1ea1t \u0111\u1ed9ng trong m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t nh\u01b0 h\u1ea7m m\u1ecf, n\u00ean d\u1ec5 g\u1eb7p c\u00e1c v\u1ea5n \u0111\u1ec1 nh\u01b0 bong tr\u00f3c cao su m\u00e9p v\u00e0 th\u1eadm ch\u00ed l\u00e0 ph\u00e2n t\u1ea7ng. M\u1ed9t khi nh\u1eefng v\u1ea5n \u0111\u1ec1 n\u00e0y x\u1ea3y ra, to\u00e0n b\u1ed9 b\u0103ng t\u1ea3i s\u1ebd b\u1ecb h\u1ecfng nghi\u00eam tr\u1ecdng. \u0110\u1ec3 gi\u1ea3i quy\u1ebft nh\u1eefng v\u1ea5n \u0111\u1ec1 n\u00e0y, c\u1ea7n li\u00ean t\u1ee5c t\u0103ng c\u01b0\u1eddng \u0111\u00e0o t\u1ea1o k\u1ef9 n\u0103ng cho nh\u00e2n vi\u00ean v\u00e0 th\u1ef1c hi\u1ec7n nghi\u00eam t\u00fac c\u00e1c quy \u0111\u1ecbnh. \u0110\u1ed3ng th\u1eddi, c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t b\u0103ng t\u1ea3i c\u0169ng c\u1ea7n c\u1ea3i ti\u1ebfn ph\u1ea7n cao su m\u00e9p.<\/p>\n

 <\/p>\n

    \n
  1. \u0110\u1eb7c \u0111i\u1ec3m c\u1ea5u tr\u00fac v\u00e0 v\u1ea5n \u0111\u1ec1 ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a cao su nguy\u00ean sinh<\/li>\n<\/ol>\n

     <\/p>\n

    H\u00ecnh d\u1ea1ng c\u1ee7a cao su m\u00e9p g\u1ea7n gi\u1ed1ng h\u00ecnh elip, v\u1edbi \u0111\u1ed9 d\u00e0y t\u1ed1i \u0111a 15 mm v\u00e0 chi\u1ec1u r\u1ed9ng t\u1ed1i \u0111a 35 mm.<\/p>\n

     <\/p>\n

    (1) Do l\u1edbp l\u00f3t gi\u1eefa c\u1ee7a khung b\u0103ng n\u1eb1m tr\u00ean m\u1ed9t m\u1eb7t ph\u1eb3ng, \u0111\u1ed9 b\u00e1m d\u00ednh gi\u1eefa cao su m\u00e9p v\u00e0 l\u1edbp l\u00f3t nh\u1ecf, khi\u1ebfn cao su m\u00e9p d\u1ec5 bong tr\u00f3c, d\u1eabn \u0111\u1ebfn hi\u1ec7n t\u01b0\u1ee3ng ph\u00e2n t\u1ea7ng.<\/p>\n

     <\/p>\n

    (2) Do chi\u1ec1u r\u1ed9ng c\u1ee7a l\u1edbp cao su m\u00e9p tr\u00ean c\u00f9ng v\u00e0 d\u01b0\u1edbi c\u00f9ng qu\u00e1 l\u1edbn (20 mm), d\u1ec5 l\u00e0m l\u1ed9 v\u1ea3i b\u00ean, g\u00e2y ra hi\u1ec7n t\u01b0\u1ee3ng ph\u00e2n t\u1ea7ng.<\/p>\n

     <\/p>\n

    (3) Do l\u1edbp tr\u00ean v\u00e0 l\u1edbp d\u01b0\u1edbi ti\u1ebfp x\u00fac v\u1edbi cao su m\u00e9p theo h\u00ecnh cong, d\u1ec5 t\u1ea1o ra m\u00e9p r\u1ed7ng, d\u1eabn \u0111\u1ebfn n\u1ee9t cao su m\u00e9p v\u00e0 ph\u00e2n t\u1ea7ng.<\/p>\n

     <\/p>\n

    (4) Do k\u00edch th\u01b0\u1edbc cao su m\u00e9p \u0111\u01a1n \u0111i\u1ec7u, c\u00e1c b\u0103ng t\u1ea3i c\u00f3 \u0111\u1ed9 d\u00e0y kh\u00e1c nhau c\u1ea7n \u0111\u01b0\u1ee3c k\u00e9o c\u0103ng, kh\u00f4ng ch\u1ec9 l\u00e0m t\u0103ng c\u01b0\u1eddng \u0111\u1ed9 lao \u0111\u1ed9ng m\u00e0 c\u00f2n khi\u1ebfn ch\u1ea5t l\u01b0\u1ee3ng kh\u00f4ng \u1ed5n \u0111\u1ecbnh, d\u1ec5 g\u00e2y ra chi\u1ec1u r\u1ed9ng kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u c\u1ee7a ph\u00f4i b\u0103ng. \u0110i\u1ec1u n\u00e0y d\u1ec5 d\u1eabn \u0111\u1ebfn ph\u00e2n t\u1ea7ng v\u1edbi v\u1ea3i l\u1ed9 b\u00ean v\u00e0 x\u1ed1p b\u00ean.<\/p>\n

     <\/p>\n

    T\u00f3m l\u1ea1i, lo\u1ea1i keo b\u1ecbt m\u00e9p \u0111\u01a1n \u0111i\u1ec7u v\u00e0 c\u1ea5u tr\u00fac kh\u00f4ng h\u1ee3p l\u00fd c\u1ee7a keo b\u1ecbt m\u00e9p l\u00e0 nguy\u00ean nh\u00e2n ch\u00ednh d\u1eabn \u0111\u1ebfn hi\u1ec7n t\u01b0\u1ee3ng ph\u00e2n t\u1ea7ng.<\/p>\n

     <\/p>\n

      \n
    1. C\u1ea3i ti\u1ebfn c\u1ea5u tr\u00fac v\u00e0 \u0111\u1eb7c t\u00ednh c\u1ee7a ch\u1ea5t k\u1ebft d\u00ednh<\/li>\n<\/ol>\n

       <\/p>\n

      H\u00ecnh d\u1ea1ng c\u1ee7a cao su m\u00e9p kh\u00f4ng thay \u0111\u1ed5i, m\u00e9p c\u1ee7a l\u1edbp l\u00f3t \u0111\u00e1y \u0111\u01b0\u1ee3c l\u1ec7ch 10 mm so v\u1edbi l\u1edbp th\u1ee9 hai, c\u00e1c l\u1edbp c\u00f2n l\u1ea1i l\u1ec7ch 2-3 mm so v\u1edbi l\u1edbp tr\u00ean c\u1ee7a l\u1edbp gi\u1eefa, ph\u1ea7n tr\u00ean c\u1ee7a l\u1edbp l\u00f3t l\u1ec7ch 2-3 mm, v\u00e0 m\u00e9p tr\u00ean c\u00f9ng 10 mm. Cao su m\u00e9p c\u00f3 c\u1ea5u tr\u00fac h\u00ecnh b\u1eadc thang.<\/p>\n

       <\/p>\n

      (1) Nh\u1edd \u0111i\u1ec1u ch\u1ec9nh chi\u1ec1u r\u1ed9ng c\u1ee7a l\u1edbp \u0111\u00e1y v\u00e0 l\u1edbp tr\u00ean c\u00f9ng c\u1ee7a khung b\u0103ng, chi\u1ec1u r\u1ed9ng c\u1ee7a ph\u00f4i \u0111\u00e3 thay \u0111\u1ed5i t\u1eeb 20 mm xu\u1ed1ng c\u00f2n 10 mm, gi\u1ea3i quy\u1ebft tri\u1ec7t \u0111\u1ec3 v\u1ea5n \u0111\u1ec1 l\u1ed9 v\u1ea3i b\u00ean c\u1ee7a b\u0103ng t\u1ea3i.<\/p>\n

       <\/p>\n

      (2) C\u1ea5u tr\u00fac b\u1eadc thang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 t\u0103ng di\u1ec7n t\u00edch ti\u1ebfp x\u00fac gi\u1eefa cao su m\u00e9p v\u00e0 l\u1edbp l\u00f3t b\u0103ng, l\u00e0m t\u0103ng \u0111\u00e1ng k\u1ec3 \u0111\u1ed9 b\u00e1m d\u00ednh gi\u1eefa l\u1edbp l\u00f3t b\u0103ng v\u00e0 cao su m\u00e9p. Cao su m\u00e9p \u0111\u01b0\u1ee3c c\u1ed1 \u0111\u1ecbnh ch\u1eafc ch\u1eafn trong l\u1edbp l\u00f3t b\u0103ng, gi\u1ea3i quy\u1ebft tri\u1ec7t \u0111\u1ec3 v\u1ea5n \u0111\u1ec1 ch\u1ed1ng m\u00e0i m\u00f2n v\u00e0 d\u1ec5 bong tr\u00f3c c\u1ee7a cao su m\u00e9p.<\/p>\n

       <\/p>\n

      (3) Nh\u1edd quy tr\u00ecnh b\u1ecbt m\u00e9p m\u1edbi, kh\u00f4ng c\u00f3 m\u00e9p r\u1ed7ng gi\u1eefa cao su b\u1ecbt m\u00e9p v\u00e0 khung b\u0103ng t\u1ea3i, \u0111\u1ed3ng th\u1eddi lo\u1ea1i b\u1ecf c\u00e1c v\u1ebft n\u1ee9t v\u00e0 x\u1ed1p trong cao su b\u1ecbt m\u00e9p.<\/p>\n

       <\/p>\n

      (4) Sau nhi\u1ec1u l\u1ea7n th\u1eed nghi\u1ec7m, ch\u00fang t\u00f4i \u0111\u00e3 ph\u00e1t tri\u1ec3n m\u1edbi hai lo\u1ea1i keo b\u0103ng m\u00e9p, thay \u0111\u1ed5i ch\u1ea5t l\u01b0\u1ee3ng kh\u00f4ng \u1ed5n \u0111\u1ecbnh c\u1ee7a keo b\u1ecbt m\u00e9p \u0111\u01a1n \u0111i\u1ec7u tr\u01b0\u1edbc \u0111\u00e2y, kh\u00f4ng ch\u1ec9 gi\u1ea3m ti\u00eau hao cao su m\u00e0 c\u00f2n c\u1ea3i thi\u1ec7n ch\u1ea5t l\u01b0\u1ee3ng b\u0103ng t\u1ea3i.<\/p>\n

       <\/p>\n

        \n
      1. \u1ea2nh h\u01b0\u1edfng c\u1ee7a quy tr\u00ecnh \u0111\u1ebfn ph\u00e2n t\u1ea7ng v\u00e0 bi\u1ec7n ph\u00e1p kh\u1eafc ph\u1ee5c<\/li>\n<\/ol>\n

         <\/p>\n

        3.1 Quy tr\u00ecnh l\u0103n<\/p>\n

         <\/p>\n

        V\u1ea3i b\u1ecb \u1ea3nh h\u01b0\u1edfng b\u1edfi \u0111\u1ed9 \u1ea9m ho\u1eb7c v\u1ebft d\u1ea7u, v\u00e0 cao su l\u1ed9 ra s\u1ebd \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 b\u00e1m d\u00ednh gi\u1eefa l\u1edbp ph\u1ee7 cao su v\u00e0 l\u1edbp l\u00f3t, g\u00e2y ra hi\u1ec7n t\u01b0\u1ee3ng ph\u00e2n t\u1ea7ng v\u00e0 ph\u1ed3ng r\u1ed9p. Do \u0111\u00f3, c\u1ea7n th\u1ef1c hi\u1ec7n nghi\u00eam t\u00fac vi\u1ec7c s\u1ea5y kh\u00f4 v\u1ea3i. \u0110\u1ec3 l\u00e0m s\u1ea1ch v\u1ea3i t\u1ed1t, cao su n\u00ean \u0111\u01b0\u1ee3c n\u1ea5u ch\u1ea3y ho\u00e0n to\u00e0n b\u1eb1ng m\u00e1y tr\u1ed9n n\u00f3ng \u0111\u1ec3 ng\u0103n ng\u1eeba v\u1ea3i bong tr\u00f3c.<\/p>\n

         <\/p>\n

        3.2 H\u00ecnh th\u00e0nh tr\u00ecnh t\u1ef1 th\u1ee9 hai<\/p>\n

         <\/p>\n

        (1) Chi\u1ec1u r\u1ed9ng kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u c\u1ee7a khung b\u0103ng s\u1ebd g\u00e2y kh\u00f3 kh\u0103n trong qu\u00e1 tr\u00ecnh l\u01b0u h\u00f3a, d\u1eabn \u0111\u1ebfn x\u1ed1p cao su b\u00ean v\u00e0 l\u1ed9 v\u1ea3i b\u00ean. Do \u0111\u00f3, c\u1ea7n th\u01b0\u1eddng xuy\u00ean \u0111o chi\u1ec1u r\u1ed9ng c\u1ee7a l\u1edbp l\u00f3t b\u0103ng t\u1ea3i.<\/p>\n

         <\/p>\n

        (2) B\u0103ng t\u1ea3i d\u00ednh keo b\u1ecb d\u00ednh cao su, v\u1ec7t tr\u1eafng v\u00e0 v\u1ea3i k\u00e9m ch\u1ea5t l\u01b0\u1ee3ng. V\u1ebft d\u1ea7u v\u00e0 m\u1ea3nh v\u1ee5n c\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 b\u00e1m d\u00ednh gi\u1eefa cao su v\u00e0 l\u1edbp v\u1ea3i, c\u0169ng nh\u01b0 gi\u1eefa c\u00e1c l\u1edbp v\u1ea3i v\u1edbi nhau, g\u00e2y ra hi\u1ec7n t\u01b0\u1ee3ng ph\u1ed3ng r\u1ed9p. Tr\u01b0\u1edbc khi v\u1eadn h\u00e0nh, c\u1ea7n lo\u1ea1i b\u1ecf cao su v\u00e0 l\u1edbp v\u1ea3i b\u1eb1ng x\u0103ng.<\/p>\n

         <\/p>\n

        3.3 Quy tr\u00ecnh l\u01b0u h\u00f3a<\/p>\n

         <\/p>\n

        (1) S\u1ef1 ph\u1ed1i h\u1ee3p kh\u00f4ng ph\u00f9 h\u1ee3p c\u1ee7a g\u00f3c c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng g\u00e2y ra s\u1eb9o, l\u1ed9 v\u1ea3i v\u00e0 x\u1ed1p b\u00ean. C\u1ea7n ki\u1ec3m tra k\u1ef9 chi\u1ec1u r\u1ed9ng, \u0111\u1ed9 d\u00e0y v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng b\u1ec1 ngo\u00e0i c\u1ee7a ph\u00f4i, v\u00e0 ph\u1ed1i h\u1ee3p v\u1edbi g\u00f3c ph\u00f9 h\u1ee3p.<\/p>\n

         <\/p>\n

        (2) Trong qu\u00e1 tr\u00ecnh l\u01b0u h\u00f3a v\u00e0 k\u00e9o c\u0103ng, d\u1ea3i b\u0103ng n\u00ean \u0111\u01b0\u1ee3c l\u00e0m th\u1eb3ng v\u1edbi b\u1ed1n trung t\u00e2m v\u00e0 m\u1ed9t \u0111\u1ed9 \u0111\u00e0n h\u1ed3i.<\/p>\n

         <\/p>\n

        Theo d\u00f5i v\u00e0 so s\u00e1nh t\u00ecnh tr\u1ea1ng c\u1ee7a ba lo\u1ea1i b\u0103ng t\u1ea3i EP c\u00f3 quy c\u00e1ch kh\u00e1c nhau tr\u01b0\u1edbc v\u00e0 sau khi c\u1ea3i ti\u1ebfn cao su b\u00ean<\/p>\n

         <\/p>\n

        K\u1ebft lu\u1eadn<\/p>\n

         <\/p>\n

        C\u1ea3i ti\u1ebfn c\u1ea5u tr\u00fac c\u1ee7a cao su m\u00e9p tuy \u0111\u01a1n gi\u1ea3n nh\u01b0ng \u0111\u00e3 \u0111\u1ea1t \u0111\u01b0\u1ee3c k\u1ebft qu\u1ea3 \u0111\u00e1ng k\u1ec3. Kh\u00f4ng ch\u1ec9 gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 ph\u00e2n t\u1ea7ng c\u1ee7a b\u0103ng t\u1ea3i EP \u0111\u00e3 g\u00e2y kh\u00f3 kh\u0103n trong nhi\u1ec1u n\u0103m, m\u00e0 c\u00f2n c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3 ch\u1ea5t l\u01b0\u1ee3ng b\u1ec1 ngo\u00e0i c\u1ee7a b\u0103ng t\u1ea3i EP, n\u00e2ng t\u1ef7 l\u1ec7 lo\u1ea1i m\u1ed9t c\u1ee7a b\u0103ng t\u1ea3i EP t\u1eeb 85% l\u00ean 99%, kh\u00f4ng ch\u1ec9 gi\u1ea3m c\u01b0\u1eddng \u0111\u1ed9 lao \u0111\u1ed9ng c\u1ee7a c\u00f4ng nh\u00e2n m\u00e0 c\u00f2n gi\u1ea3m ti\u00eau hao cao su th\u00f4 v\u00e0 v\u1ea3i, \u0111\u1ea1t \u0111\u01b0\u1ee3c l\u1ee3i \u00edch kinh t\u1ebf v\u00e0 x\u00e3 h\u1ed9i t\u1ed1t, \u0111\u01b0\u1ee3c ng\u01b0\u1eddi d\u00f9ng \u0111\u00e1nh gi\u00e1 cao. N\u1ebfu m\u1ed9t doanh nghi\u1ec7p mu\u1ed1n ph\u00e1t tri\u1ec3n, ph\u1ea3i kh\u00f4ng ng\u1eebng \u0111\u1ed5i m\u1edbi v\u00e0 s\u1ea3n xu\u1ea5t s\u1ea3n ph\u1ea9m ch\u1ea5t l\u01b0\u1ee3ng cao \u0111\u1ec3 \u0111\u00e1p \u1ee9ng nhu c\u1ea7u c\u1ee7a kh\u00e1ch h\u00e0ng.<\/p>\n

        \"\"<\/p>\n","protected":false},"excerpt":{"rendered":"

        V\u1edbi s\u1ef1 ph\u00e1t tri\u1ec3n nhanh ch\u00f3ng c\u1ee7a ng\u00e0nh c\u00f4ng nghi\u1ec7p than, nhu c\u1ea7u v\u1ec1 b\u0103ng t\u1ea3i EP \u0111\u00e3 t\u0103ng l\u00ean \u0111\u00e1ng k\u1ec3. B\u0103ng t\u1ea3i EP c\u00f3 \u0111\u1eb7c \u0111i\u1ec3m ch\u1ed1ng va \u0111\u1eadp, ch\u1ed1ng \u0103n m\u00f2n, \u0111\u1ed9 b\u1ec1n cao, th\u00e2n b\u0103ng nh\u1eb9 v\u00e0 tu\u1ed5i th\u1ecd s\u1eed d\u1ee5ng l\u00e2u d\u00e0i. Do b\u0103ng t\u1ea3i EP th\u01b0\u1eddng ho\u1ea1t \u0111\u1ed9ng trong […]<\/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":[1056],"class_list":["post-5468","post","type-post","status-publish","format-standard","hentry","category-techinical-news-vi","tag-belt-delamination-vi"],"_links":{"self":[{"href":"https:\/\/www.sungda.com\/vi\/index.php\/wp-json\/wp\/v2\/posts\/5468","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=5468"}],"version-history":[{"count":0,"href":"https:\/\/www.sungda.com\/vi\/index.php\/wp-json\/wp\/v2\/posts\/5468\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.sungda.com\/vi\/index.php\/wp-json\/wp\/v2\/media?parent=5468"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.sungda.com\/vi\/index.php\/wp-json\/wp\/v2\/categories?post=5468"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.sungda.com\/vi\/index.php\/wp-json\/wp\/v2\/tags?post=5468"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}