{"id":4343,"date":"2026-04-08T18:18:47","date_gmt":"2026-04-08T18:18:47","guid":{"rendered":"https:\/\/www.sungda.com\/vi\/post\/conveyor-belt-selecting-vi"},"modified":"2026-04-08T18:18:47","modified_gmt":"2026-04-08T18:18:47","slug":"conveyor-belt-selecting-vi","status":"publish","type":"post","link":"https:\/\/www.sungda.com\/vi\/index.php\/conveyor-belt-selecting-vi\/","title":{"rendered":"C\u00e1ch ch\u1ecdn b\u0103ng t\u1ea3i cao su"},"content":{"rendered":"
\"B\u0103ng<\/a>

<\/span> \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 B\u0103ng t\u1ea3i cao su<\/span><\/p><\/div>\n

Trong thi\u1ebft k\u1ebf v\u00e0 l\u1ef1a ch\u1ecdn, c\u1ea7n ch\u00fa \u00fd c\u00e1c kh\u00eda c\u1ea1nh sau:<\/span><\/p>\n

(1) B\u0103ng t\u1ea3i \u0111\u01b0\u1ee3c ch\u1ecdn ph\u1ea3i ph\u00f9 h\u1ee3p v\u1edbi \u0111\u1eb7c \u0111i\u1ec3m s\u1eed d\u1ee5ng. \u0110\u1ed1i v\u1edbi \u0111i\u1ec1u ki\u1ec7n \u0111\u1eb7c bi\u1ec7t, n\u00ean ch\u1ecdn lo\u1ea1i b\u0103ng t\u1ea3i c\u00f3 t\u00ednh n\u0103ng \u0111\u1eb7c bi\u1ec7t. Nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng l\u00e0m vi\u1ec7c \u00e1p d\u1ee5ng cho b\u0103ng t\u1ea3i cao su EP th\u00f4ng th\u01b0\u1eddng th\u01b0\u1eddng l\u00e0 -10\u2103 ~ 40\u2103. Khi nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng l\u00e0m vi\u1ec7c th\u1ea5p h\u01a1n -15\u2103, kh\u00f4ng n\u00ean s\u1eed d\u1ee5ng b\u0103ng t\u1ea3i l\u00f5i vi-nylon. Khi nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng l\u00e0m vi\u1ec7c th\u1ea5p h\u01a1n -20\u2103 v\u00e0 s\u1eed d\u1ee5ng b\u0103ng t\u1ea3i c\u00e1p th\u00e9p, c\u1ea7n y\u00eau c\u1ea7u nh\u00e0 s\u1ea3n xu\u1ea5t \u0111\u00e1p \u1ee9ng ti\u00eau chu\u1ea9n ch\u1ecbu l\u1ea1nh. Nhi\u1ec7t \u0111\u1ed9 v\u1eadt li\u1ec7u v\u1eadn chuy\u1ec3n \u00e1p d\u1ee5ng cho b\u0103ng t\u1ea3i cao su EP th\u00f4ng th\u01b0\u1eddng kh\u00f4ng v\u01b0\u1ee3t qu\u00e1 80\u2103; khi nhi\u1ec7t \u0111\u1ed9 v\u1eadt li\u1ec7u t\u1eeb 80 ~ 150\u2103, n\u00ean s\u1eed d\u1ee5ng b\u0103ng t\u1ea3i ch\u1ecbu nhi\u1ec7t (Lo\u1ea1i 1 100\u2103, Lo\u1ea1i 2 125\u2103, Lo\u1ea1i 3 150\u2103); khi nhi\u1ec7t \u0111\u1ed9 v\u1eadt li\u1ec7u v\u01b0\u1ee3t qu\u00e1 150\u2103, c\u1ea7n tham kh\u1ea3o \u00fd ki\u1ebfn nh\u00e0 s\u1ea3n xu\u1ea5t; khi v\u1eadn chuy\u1ec3n v\u1eadt li\u1ec7u nhi\u1ec7t \u0111\u1ed9 cao t\u1eeb 300 ~ 500\u2103, c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng b\u0103ng t\u1ea3i EP ch\u1ecbu nhi\u1ec7t \u0111\u1ed9 cao. Khi v\u1eadn chuy\u1ec3n v\u1eadt li\u1ec7u c\u00f3 t\u00ednh axit, ki\u1ec1m, \u0103n m\u00f2n, d\u1ea7u m\u1ee1, dung m\u00f4i h\u1eefu c\u01a1 v\u00e0 c\u00e1c ch\u1ea5t t\u01b0\u01a1ng t\u1ef1, n\u00ean s\u1eed d\u1ee5ng b\u0103ng t\u1ea3i ch\u1ecbu axit v\u00e0 ki\u1ec1m, b\u0103ng t\u1ea3i ch\u1ed1ng \u0103n m\u00f2n, b\u0103ng t\u1ea3i cao su ch\u1ecbu d\u1ea7u ho\u1eb7c b\u0103ng t\u1ea3i nh\u1ef1a. \u0110\u1ed1i v\u1edbi b\u0103ng t\u1ea3i ho\u1ea1t \u0111\u1ed9ng trong khu v\u1ef1c c\u00f3 nguy c\u01a1 ch\u00e1y, c\u1ea7n s\u1eed d\u1ee5ng b\u0103ng t\u1ea3i ch\u1ed1ng ch\u00e1y.<\/span><\/p>\n

(2) Trong thi\u1ebft k\u1ebf h\u1ec7 th\u1ed1ng, c\u1ea7n nghi\u00ean c\u1ee9u k\u1ef9 m\u1ed1i quan h\u1ec7 gi\u1eefa kh\u1ed1i l\u01b0\u1ee3ng v\u1eadn chuy\u1ec3n, kho\u1ea3ng c\u00e1ch v\u1eadn chuy\u1ec3n, t\u1ed1c \u0111\u1ed9 v\u1eadn chuy\u1ec3n v\u00e0 chi\u1ec1u r\u1ed9ng c\u1ee7a h\u1ec7 th\u1ed1ng b\u0103ng t\u1ea3i, thi\u1ebft k\u1ebf kinh t\u1ebf v\u00e0 h\u1ee3p l\u00fd cho to\u00e0n b\u1ed9 h\u1ec7 th\u1ed1ng v\u00e0 l\u1ef1a ch\u1ecdn chi\u1ec1u r\u1ed9ng b\u0103ng t\u1ea3i ph\u00f9 h\u1ee3p. Chi\u1ec1u r\u1ed9ng b\u0103ng t\u1ea3i ph\u1ea3i \u0111\u00e1p \u1ee9ng y\u00eau c\u1ea7u v\u1ec1 kh\u1ed1i l\u01b0\u1ee3ng v\u1eadn chuy\u1ec3n, k\u00edch th\u01b0\u1edbc h\u1ea1t v\u1eadt li\u1ec7u v\u00e0 l\u1ef1c c\u0103ng. Di\u1ec7n t\u00edch m\u1eb7t c\u1eaft ngang l\u1edbn nh\u1ea5t S tr\u00ean b\u0103ng t\u1ea3i t\u01b0\u01a1ng \u1ee9ng v\u1edbi c\u00e1c chi\u1ec1u r\u1ed9ng kh\u00e1c nhau \u0111\u01b0\u1ee3c th\u1ec3 hi\u1ec7n trong B\u1ea3ng 1-3. Gi\u00e1 tr\u1ecb trong b\u1ea3ng l\u00e0 kh\u1ea3 n\u0103ng v\u1eadn chuy\u1ec3n t\u00ednh to\u00e1n Iv (m3<\/sup>\/s) khi t\u1ed1c \u0111\u1ed9 b\u0103ng t\u1ea3i V = 1.0 m\/s v\u00e0 h\u1ec7 s\u1ed1 g\u00f3c nghi\u00eang K = 1. Xem B\u1ea3ng 1-4 \u0111\u1ec3 bi\u1ebft k\u00edch th\u01b0\u1edbc h\u1ea1t v\u1eadt li\u1ec7u v\u1eadn chuy\u1ec3n ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c chi\u1ec1u r\u1ed9ng b\u0103ng t\u1ea3i kh\u00e1c nhau.<\/span><\/p>\n

(3) D\u1ef1a tr\u00ean \u0111i\u1ec1u ki\u1ec7n l\u00e0m vi\u1ec7c c\u1ee7a b\u0103ng t\u1ea3i EP, x\u00e1c \u0111\u1ecbnh h\u1ee3p l\u00fd h\u1ec7 s\u1ed1 an to\u00e0n, l\u1ef1a ch\u1ecdn kinh t\u1ebf v\u00e0 h\u1ee3p l\u00fd v\u1eadt li\u1ec7u l\u00f5i b\u0103ng t\u1ea3i v\u00e0 s\u1ed1 l\u1edbp (ho\u1eb7c \u0111\u01b0\u1eddng k\u00ednh v\u00e0 s\u1ed1 l\u01b0\u1ee3ng d\u00e2y c\u00e1p). H\u1ec7 s\u1ed1 an to\u00e0n c\u1ee7a b\u0103ng t\u1ea3i c\u1ea7n xem x\u00e9t c\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 an to\u00e0n, \u0111\u1ed9 tin c\u1eady, tu\u1ed5i th\u1ecd, ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n xu\u1ea5t, chi ph\u00ed kinh t\u1ebf, hi\u1ec7u su\u1ea5t m\u1ed1i n\u1ed1i, h\u1ec7 s\u1ed1 kh\u1edfi \u0111\u1ed9ng, \u0111i\u1ec1u ki\u1ec7n hi\u1ec7n tr\u01b0\u1eddng v\u00e0 kinh nghi\u1ec7m ng\u01b0\u1eddi d\u00f9ng. Khi s\u1eed d\u1ee5ng, n\u00ean l\u1ef1a ch\u1ecdn theo h\u01b0\u1edbng d\u1eabn c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t v\u00e0 kinh nghi\u1ec7m th\u1ef1c t\u1ebf. H\u1ec7 s\u1ed1 an to\u00e0n c\u1ee7a b\u0103ng t\u1ea3i l\u00f5i v\u1ea3i b\u00f4ng \u0111\u01b0\u1ee3c th\u1ec3 hi\u1ec7n trong B\u1ea3ng 1-5; h\u1ec7 s\u1ed1 an to\u00e0n n = 10 ~ 12 \u0111\u1ed1i v\u1edbi b\u0103ng t\u1ea3i l\u00f5i v\u1ea3i nylon (nylon), polyester (polyester) v\u00e0 m\u1ed1i n\u1ed1i h\u00f3a c\u1ee9ng; khi \u0111i\u1ec1u ki\u1ec7n s\u1eed d\u1ee5ng kh\u1eafc nghi\u1ec7t v\u00e0 y\u00eau c\u1ea7u an to\u00e0n \u0111\u1eb7c bi\u1ec7t, n\u00ean l\u1edbn h\u01a1n 12; h\u1ec7 s\u1ed1 an to\u00e0n c\u1ee7a m\u1ed1i n\u1ed1i c\u01a1 kh\u00ed n\u00ean l\u1edbn h\u01a1n 15. H\u1ec7 s\u1ed1 an to\u00e0n t\u0129nh c\u1ee7a b\u0103ng t\u1ea3i c\u00e1p th\u00e9p l\u00e0 10, h\u1ec7 s\u1ed1 an to\u00e0n \u0111\u1ed9ng l\u00e0 5.7, v\u00e0 hi\u1ec7n nay t\u00ednh to\u00e1n d\u1ef1a tr\u00ean ti\u00eau chu\u1ea9n t\u0129nh c\u1ee7a Trung Qu\u1ed1c.<\/span><\/p>\n

(4) Khi l\u1ef1a ch\u1ecdn lo\u1ea1i b\u0103ng t\u1ea3i, c\u1ea7n xem x\u00e9t s\u1ef1 ph\u00f9 h\u1ee3p v\u1ec1 tu\u1ed5i th\u1ecd gi\u1eefa l\u1edbp ph\u1ee7 cao su v\u00e0 l\u00f5i b\u0103ng t\u1ea3i.<\/span><\/p>\n

\"b\u0103ng<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

Trong thi\u1ebft k\u1ebf v\u00e0 l\u1ef1a ch\u1ecdn, c\u1ea7n ch\u00fa \u00fd c\u00e1c kh\u00eda c\u1ea1nh sau: (1) B\u0103ng t\u1ea3i \u0111\u01b0\u1ee3c ch\u1ecdn ph\u1ea3i ph\u00f9 h\u1ee3p v\u1edbi \u0111\u1eb7c \u0111i\u1ec3m s\u1eed d\u1ee5ng. \u0110\u1ed1i v\u1edbi \u0111i\u1ec1u ki\u1ec7n \u0111\u1eb7c bi\u1ec7t, n\u00ean ch\u1ecdn lo\u1ea1i b\u0103ng t\u1ea3i c\u00f3 t\u00ednh n\u0103ng \u0111\u1eb7c bi\u1ec7t. Nhi\u1ec7t \u0111\u1ed9 m\u00f4i tr\u01b0\u1eddng l\u00e0m vi\u1ec7c \u00e1p d\u1ee5ng cho b\u0103ng t\u1ea3i cao su […]<\/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":[],"class_list":["post-4343","post","type-post","status-publish","format-standard","hentry","category-techinical-news-vi"],"_links":{"self":[{"href":"https:\/\/www.sungda.com\/vi\/index.php\/wp-json\/wp\/v2\/posts\/4343","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=4343"}],"version-history":[{"count":0,"href":"https:\/\/www.sungda.com\/vi\/index.php\/wp-json\/wp\/v2\/posts\/4343\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.sungda.com\/vi\/index.php\/wp-json\/wp\/v2\/media?parent=4343"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.sungda.com\/vi\/index.php\/wp-json\/wp\/v2\/categories?post=4343"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.sungda.com\/vi\/index.php\/wp-json\/wp\/v2\/tags?post=4343"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}