{"id":5621,"date":"2026-04-08T22:17:29","date_gmt":"2026-04-08T22:17:29","guid":{"rendered":"https:\/\/www.sungda.com\/vi\/post\/how-to-select-the-rubber-conveyor-belt-correctly-vi"},"modified":"2026-04-08T22:17:29","modified_gmt":"2026-04-08T22:17:29","slug":"how-to-select-the-rubber-conveyor-belt-correctly-vi","status":"publish","type":"post","link":"https:\/\/www.sungda.com\/vi\/index.php\/how-to-select-the-rubber-conveyor-belt-correctly-vi\/","title":{"rendered":"L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 ch\u1ecdn \u0111\u00fang b\u0103ng t\u1ea3i cao su?"},"content":{"rendered":"

B\u0103ng t\u1ea3i chi\u1ebfm t\u1eeb 30% \u0111\u1ebfn 50% t\u1ed5ng chi ph\u00ed thi\u1ebft b\u1ecb c\u1ee7a h\u1ec7 th\u1ed1ng b\u0103ng chuy\u1ec1n. Vi\u1ec7c l\u1ef1a ch\u1ecdn \u0111\u00fang lo\u1ea1i b\u0103ng t\u1ea3i kh\u00f4ng ch\u1ec9 gi\u00fap gi\u1ea3m chi ph\u00ed thi\u1ebft b\u1ecb cho to\u00e0n b\u1ed9 m\u00e1y b\u0103ng chuy\u1ec1n m\u00e0 c\u00f2n \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn thi\u1ebft k\u1ebf c\u1ee7a c\u00e1c b\u1ed9 ph\u1eadn nh\u01b0 tang ch\u1ee7 \u0111\u1ed9ng, thi\u1ebft b\u1ecb truy\u1ec1n \u0111\u1ed9ng, con l\u0103n v\u00e0 c\u00e1c th\u00e0nh ph\u1ea7n kh\u00e1c.<\/p>\n

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Vi\u1ec7c l\u1ef1a ch\u1ecdn b\u0103ng t\u1ea3i cho b\u0103ng chuy\u1ec1n d\u1ef1a tr\u00ean c\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 chi\u1ec1u d\u00e0i b\u0103ng chuy\u1ec1n, n\u0103ng l\u1ef1c v\u1eadn chuy\u1ec3n, l\u1ef1c c\u0103ng c\u1ee7a b\u0103ng t\u1ea3i, \u0111\u1eb7c t\u00ednh c\u1ee7a v\u1eadt li\u1ec7u \u0111\u01b0\u1ee3c v\u1eadn chuy\u1ec3n, \u0111i\u1ec1u ki\u1ec7n ti\u1ebfp nh\u1eadn, m\u00f4i tr\u01b0\u1eddng l\u00e0m vi\u1ec7c v\u00e0 c\u00e1c y\u1ebfu t\u1ed1 kh\u00e1c. Ngo\u00e0i \u1ee9ng su\u1ea5t k\u00e9o d\u1ecdc, b\u0103ng t\u1ea3i c\u00f2n ch\u1ecbu \u1ee9ng su\u1ea5t u\u1ed1n t\u1eeb tang v\u00e0 con l\u0103n trong qu\u00e1 tr\u00ecnh ho\u1ea1t \u0111\u1ed9ng. H\u1ea7u h\u1ebft c\u00e1c h\u01b0 h\u1ecfng c\u1ee7a b\u0103ng t\u1ea3i bi\u1ec3u hi\u1ec7n qua s\u1ef1 m\u00e0i m\u00f2n b\u1ec1 m\u1eb7t l\u00e0m vi\u1ec7c v\u00e0 m\u00e9p b\u0103ng, c\u00f9ng v\u1edbi s\u1ef1 \u0111\u1ee9t g\u00e3y, r\u00e1ch v\u00e0 bong tr\u00f3c do t\u00e1c \u0111\u1ed9ng c\u1ee7a c\u00e1c v\u1eadt li\u1ec7u l\u1edbn v\u00e0 s\u1eafc nh\u1ecdn.<\/p>\n

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**1\u2002L\u1ef1a ch\u1ecdn s\u01a1 b\u1ed9 b\u0103ng t\u1ea3i**<\/p>\n

Vi\u1ec7c l\u1ef1a ch\u1ecdn b\u0103ng t\u1ea3i c\u1ea7n xem x\u00e9t nhi\u1ec1u y\u1ebfu t\u1ed1, ch\u1ee7 y\u1ebfu bao g\u1ed3m: c\u00e1c y\u00eau c\u1ea7u li\u00ean quan c\u1ee7a h\u1ec7 th\u1ed1ng b\u0103ng chuy\u1ec1n \u0111\u1ed1i v\u1edbi b\u0103ng t\u1ea3i; \u0111i\u1ec1u ki\u1ec7n m\u00f4i tr\u01b0\u1eddng \u0111\u1ecba h\u00ecnh v\u00e0 y\u00eau c\u1ea7u \u0111\u1ecbnh m\u1ee9c v\u1ec1 an to\u00e0n; lo\u1ea1i, h\u00ecnh d\u1ea1ng, k\u00edch th\u01b0\u1edbc h\u1ea1t, \u0111\u1eb7c t\u00ednh c\u1ee7a v\u1eadt li\u1ec7u v\u1eadn chuy\u1ec3n, c\u00f3 hi\u1ec7u \u1ee9ng nhi\u1ec7t v\u00e0 ch\u1ee9c n\u0103ng h\u00f3a h\u1ecdc hay kh\u00f4ng; y\u00eau c\u1ea7u v\u1ec1 b\u1ec1 r\u1ed9ng b\u0103ng t\u1ed1i \u0111a, l\u1ef1c c\u0103ng l\u00e0m vi\u1ec7c v\u00e0 n\u0103ng l\u1ef1c v\u1eadn chuy\u1ec3n; \u0111\u01b0\u1eddng k\u00ednh con l\u0103n t\u1ed1i thi\u1ec3u; kh\u1ea3 n\u0103ng t\u1ea1o m\u00e1ng v\u00e0 \u0111\u1ed9 c\u1ee9ng ngang; kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i; chi\u1ec1u d\u00e0i \u0111o\u1ea1n cong v\u00e0 \u0111o\u1ea1n chuy\u1ec3n ti\u1ebfp; ph\u01b0\u01a1ng ph\u00e1p c\u0103ng v\u00e0 h\u00e0nh tr\u00ecnh; \u0111i\u1ec3m ti\u1ebfp nh\u1eadn v\u00e0 \u0111i\u1ec1u ki\u1ec7n ti\u1ebfp nh\u1eadn, c\u00f9ng chu k\u1ef3 ho\u1ea1t \u0111\u1ed9ng c\u1ee7a b\u0103ng t\u1ea3i; y\u00eau c\u1ea7u v\u1ec1 kh\u1ea3 n\u0103ng ch\u1ed1ng va \u0111\u1eadp v\u00e0 ch\u1ed1ng r\u00e1ch; \u0111i\u1ec1u ki\u1ec7n n\u1ed1i; v\u00e0 ph\u1ea3i \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u sau:<\/p>\n

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**1.1\u2002**\u0110\u1ed1i v\u1edbi b\u0103ng chuy\u1ec1n kho\u1ea3ng c\u00e1ch ng\u1eafn, n\u00ean s\u1eed d\u1ee5ng b\u0103ng t\u1ea3i l\u00f5i v\u1ea3i polyester (EP). B\u0103ng t\u1ea3i l\u00f5i th\u00e9p n\u00ean \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho c\u00e1c b\u0103ng chuy\u1ec1n c\u00f3 n\u0103ng l\u1ef1c v\u1eadn chuy\u1ec3n l\u1edbn, kho\u1ea3ng c\u00e1ch v\u1eadn chuy\u1ec3n d\u00e0i, \u0111\u1ed9 n\u00e2ng cao v\u00e0 l\u1ef1c c\u0103ng l\u1edbn.<\/p>\n

**1.2\u2002**Khi v\u1eadt li\u1ec7u v\u1eadn chuy\u1ec3n ch\u1ee9a c\u00e1c kh\u1ed1i l\u1edbn v\u00e0 \u0111i\u1ec3m ti\u1ebfp nh\u1eadn c\u00f3 \u0111\u1ed9 r\u01a1i tr\u1ef1c ti\u1ebfp cao, n\u00ean ch\u1ecdn b\u0103ng t\u1ea3i c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng va \u0111\u1eadp v\u00e0 ch\u1ed1ng r\u00e1ch.<\/p>\n

**1.3** S\u1ed1 l\u1edbp t\u1ed1i \u0111a c\u1ee7a b\u0103ng t\u1ea3i l\u00f5i v\u1ea3i ph\u00e2n l\u1edbp kh\u00f4ng n\u00ean v\u01b0\u1ee3t qu\u00e1 6 l\u1edbp; khi v\u1eadt li\u1ec7u v\u1eadn chuy\u1ec3n c\u00f3 y\u00eau c\u1ea7u \u0111\u1eb7c bi\u1ec7t v\u1ec1 \u0111\u1ed9 d\u00e0y b\u0103ng t\u1ea3i, c\u00f3 th\u1ec3 t\u0103ng l\u00ean ph\u00f9 h\u1ee3p.<\/p>\n

**1.4\u2002**B\u0103ng chuy\u1ec1n d\u01b0\u1edbi h\u1ea7m ph\u1ea3i s\u1eed d\u1ee5ng b\u0103ng t\u1ea3i ch\u1ed1ng ch\u00e1y.<\/p>\n

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**2\u2002L\u1ef1a ch\u1ecdn l\u1edbp ph\u1ee7**<\/p>\n

Vi\u1ec7c l\u1ef1a ch\u1ecdn l\u1edbp ph\u1ee7 bao g\u1ed3m v\u1eadt li\u1ec7u ph\u1ee7, h\u00ecnh th\u00e1i b\u1ec1 m\u1eb7t v\u00e0 \u0111\u1ed9 d\u00e0y.<\/p>\n

Th\u00e0nh ph\u1ea7n ch\u00ednh c\u1ee7a l\u1edbp ph\u1ee7 l\u00e0 c\u00e1c lo\u1ea1i cao su v\u00e0 nh\u1ef1a kh\u00e1c nhau. Trong h\u1ea7u h\u1ebft c\u00e1c \u0111i\u1ec1u ki\u1ec7n kh\u00ed h\u1eadu, cao su c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng \u1edf g\u00f3c nghi\u00eang kh\u00f4ng qu\u00e1 18\u00b0, trong khi b\u0103ng PVC ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng d\u01b0\u1edbi 12\u00b0. PVC kh\u00f4ng t\u1ed1t b\u1eb1ng cao su v\u1ec1 \u0111\u1ed9 \u0111\u00e0n h\u1ed3i, nh\u01b0ng c\u00f3 t\u00ednh ch\u1ed1ng ch\u00e1y, t\u00ednh ph\u00f3ng \u0111i\u1ec7n v\u00e0 t\u00ednh l\u00e0m s\u1ea1ch t\u1ed1t h\u01a1n. T\u00ednh ch\u1ea5t c\u1ee7a c\u00e1c lo\u1ea1i cao su c\u0169ng r\u1ea5t kh\u00e1c nhau. V\u00ed d\u1ee5, cao su t\u1ef1 nhi\u00ean v\u00e0 cao su styren-butadien c\u00f3 kh\u1ea3 n\u0103ng h\u1ea5p th\u1ee5 n\u0103ng l\u01b0\u1ee3ng v\u00e0 ch\u1ed1ng m\u00e0i m\u00f2n t\u1ed1t; cao su ethylene-propylen \u0111\u1eb7c bi\u1ec7t ch\u1ecbu nhi\u1ec7t; cao su cyanide c\u00f3 kh\u1ea3 n\u0103ng ch\u1ed1ng d\u1ea7u t\u1ed1t; cao su propylen-butyl v\u1eeba ch\u1ecbu nhi\u1ec7t v\u1eeba ch\u1ecbu h\u00f3a ch\u1ea5t oxy h\u00f3a. Do \u0111\u00f3, vi\u1ec7c l\u1ef1a ch\u1ecdn lo\u1ea1i v\u1eadt li\u1ec7u ph\u1ee7 ph\u1ea3i \u0111\u01b0\u1ee3c xem x\u00e9t to\u00e0n di\u1ec7n d\u1ef1a tr\u00ean lo\u1ea1i v\u1eadt li\u1ec7u v\u1eadn chuy\u1ec3n, \u0111i\u1ec1u ki\u1ec7n v\u1eadn h\u00e0nh v\u00e0 m\u00f4i tr\u01b0\u1eddng l\u00e0m vi\u1ec7c.<\/p>\n

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Vi\u1ec7c t\u0103ng \u0111\u1ed9 d\u00e0y l\u1edbp ph\u1ee7 c\u00f3 l\u1ee3i cho vi\u1ec7c c\u1ea3i thi\u1ec7n kh\u1ea3 n\u0103ng ch\u1ed1ng va \u0111\u1eadp v\u00e0 ch\u1ed1ng m\u00e0i m\u00f2n c\u1ee7a b\u0103ng t\u1ea3i. \u0110\u1eb7c bi\u1ec7t ng\u00e0y nay, l\u00f5i b\u0103ng v\u1ea3i b\u00f4ng \u0111\u00e3 \u0111\u01b0\u1ee3c thay th\u1ebf b\u1eb1ng l\u00f5i b\u0103ng v\u1ea3i s\u1ee3i t\u1ed5ng h\u1ee3p. Hi\u1ec7u su\u1ea5t c\u1ee7a l\u00f5i b\u0103ng \u0111\u00e3 \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3, trong khi \u0111\u1ed9 d\u00e0y t\u01b0\u01a1ng \u0111\u1ed1i m\u1ecfng. \u0110\u1ec3 n\u00e2ng cao hi\u1ec7u su\u1ea5t t\u1ed5ng th\u1ec3 c\u1ee7a b\u0103ng t\u1ea3i, c\u1ea7n t\u0103ng \u0111\u1ed9 d\u00e0y l\u1edbp ph\u1ee7 t\u01b0\u01a1ng \u1ee9ng. Ph\u00e1t huy t\u1ed1i \u0111a \u01b0u \u0111i\u1ec3m v\u00e0 t\u0103ng tu\u1ed5i th\u1ecd c\u1ee7a b\u0103ng t\u1ea3i. Tuy nhi\u00ean, l\u1edbp ph\u1ee7 d\u01b0\u1edbi qu\u00e1 d\u00e0y c\u00f3 th\u1ec3 l\u00e0m t\u0103ng l\u1ef1c c\u1ea3n khi v\u1eadn h\u00e0nh c\u1ee7a b\u0103ng t\u1ea3i.<\/p>\n

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C\u01a1 s\u1edf \u0111\u1ec3 thi\u1ebft k\u1ebf \u0111\u1ed9 d\u00e0y l\u1edbp ph\u1ee7 l\u00e0 t\u1ed1c \u0111\u1ed9 m\u00e0i m\u00f2n, \u0111i\u1ec1u ki\u1ec7n ti\u1ebfp nh\u1eadn v\u1eadt li\u1ec7u, kh\u1ea3 n\u0103ng ch\u1ecbu nhi\u1ec7t c\u1ee7a l\u1edbp ph\u1ee7, kh\u1ea3 n\u0103ng ch\u1ed1ng va \u0111\u1eadp v\u00e0 chu k\u1ef3 ho\u1ea1t \u0111\u1ed9ng c\u1ee7a b\u0103ng t\u1ea3i.<\/p>\n

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**3\u2002N\u1ed1i b\u0103ng t\u1ea3i**\u2002Lo\u1ea1i n\u1ed1i b\u0103ng t\u1ea3i n\u00ean \u0111\u01b0\u1ee3c ch\u1ecdn theo lo\u1ea1i b\u0103ng t\u1ea3i v\u00e0 \u0111\u1eb7c \u0111i\u1ec3m c\u1ee7a b\u0103ng chuy\u1ec1n; b\u0103ng t\u1ea3i l\u00f5i th\u00e9p n\u00ean s\u1eed d\u1ee5ng m\u1ed1i n\u1ed1i l\u01b0u h\u00f3a; b\u0103ng t\u1ea3i l\u00f5i v\u1ea3i nhi\u1ec1u l\u1edbp n\u00ean s\u1eed d\u1ee5ng m\u1ed1i n\u1ed1i l\u01b0u h\u00f3a; b\u0103ng t\u1ea3i l\u00f5i v\u1ea3i nguy\u00ean kh\u1ed1i n\u00ean s\u1eed d\u1ee5ng m\u1ed1i n\u1ed1i d\u00e1n keo, v\u00e0 c\u0169ng c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng m\u1ed1i n\u1ed1i c\u01a1 kh\u00ed.<\/p>\n

H\u00ecnh th\u1ee9c n\u1ed1i l\u01b0u h\u00f3a b\u0103ng t\u1ea3i: b\u0103ng t\u1ea3i l\u00f5i v\u1ea3i ph\u00e2n l\u1edbp n\u00ean s\u1eed d\u1ee5ng m\u1ed1i n\u1ed1i b\u1eadc thang; b\u0103ng t\u1ea3i l\u00f5i th\u00e9p c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng m\u1ed1i n\u1ed1i l\u01b0u h\u00f3a m\u1ed9t c\u1ea5p ho\u1eb7c nhi\u1ec1u c\u1ea5p t\u00f9y theo c\u1ea5p \u0111\u1ed9 b\u1ec1n k\u00e9o.<\/p>\n

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**4\u2002H\u1ec7 s\u1ed1 an to\u00e0n c\u1ee7a b\u0103ng t\u1ea3i**<\/p>\n

**4.1** T\u1ea7m quan tr\u1ecdng c\u1ee7a vi\u1ec7c gi\u1ea3m h\u1ec7 s\u1ed1 an to\u00e0n c\u1ee7a b\u0103ng t\u1ea3i v\u00e0 d\u1ef1a tr\u00ean th\u1ef1c t\u1ebf r\u1eb1ng b\u0103ng t\u1ea3i, \u0111\u1eb7c bi\u1ec7t l\u00e0 b\u0103ng t\u1ea3i c\u01b0\u1eddng \u0111\u1ed9 cao, chi\u1ebfm t\u1edbi 30% \u0111\u1ebfn 50% \u0111\u1ea7u t\u01b0 v\u00e0o b\u0103ng chuy\u1ec1n. \u0110\u1ec3 l\u1ef1a ch\u1ecdn b\u0103ng t\u1ea3i h\u1ee3p l\u00fd v\u00e0 gi\u1ea3m \u0111\u1ea7u t\u01b0 v\u00e0o b\u0103ng t\u1ea3i, m\u1ed9t c\u00e1ch quan tr\u1ecdng l\u00e0 c\u1ea3i thi\u1ec7n c\u00f4ng ngh\u1ec7 n\u1ed1i b\u0103ng t\u1ea3i \u0111\u1ec3 gi\u1ea3m h\u1ec7 s\u1ed1 an to\u00e0n. V\u00ed d\u1ee5, m\u1ed9t b\u0103ng chuy\u1ec1n d\u00e0i 20km \u1edf \u00dac \u0111\u00e3 gi\u1ea3m h\u1ec7 s\u1ed1 an to\u00e0n c\u1ee7a b\u0103ng t\u1ea3i l\u00f5i th\u00e9p t\u1eeb m\u1ee9c th\u00f4ng th\u01b0\u1eddng 6.7 xu\u1ed1ng 5.0, tr\u1ecdng l\u01b0\u1ee3ng b\u0103ng t\u1ea3i gi\u1ea3m 14%, tu\u1ed5i th\u1ecd con l\u0103n ch\u1ecbu t\u1ea3i t\u0103ng 7%, v\u00e0 tu\u1ed5i th\u1ecd con l\u0103n \u0111\u1ee1 t\u0103ng 40%. Vi\u1ec7c gi\u1ea3m l\u1ef1c c\u0103ng b\u0103ng t\u1ea3i l\u00e0m gi\u1ea3m \u0111\u1ea7u t\u01b0 c\u1ea5u tr\u00fac t\u01b0\u01a1ng \u1ee9ng, v\u00e0 ti\u00eau th\u1ee5 \u0111i\u1ec7n n\u0103ng gi\u1ea3m 4%. \u0110\u1ea7u t\u01b0 v\u00e0 chi ph\u00ed v\u1eadn h\u00e0nh c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c gi\u1ea3mkho\u1ea3ng 10% trong th\u1eddi gian s\u1eed d\u1ee5ng 20 n\u0103m.<\/p>\n

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4.2 \u0110\u1ecbnh ngh\u0129a h\u1ec7 s\u1ed1 an to\u00e0n qu\u1ed1c t\u1ebf<\/p>\n

Ti\u00eau chu\u1ea9n C\u00f4ng nghi\u1ec7p \u0110\u1ee9c DIN22101-1982 \u0111\u1ecbnh ngh\u0129a h\u1ec7 s\u1ed1 an to\u00e0n c\u1ee7a b\u0103ng t\u1ea3i c\u00e1p th\u00e9p l\u00e0 t\u1ef7 l\u1ec7 gi\u1eefa \u0111\u1ed9 b\u1ec1n k\u00e9o c\u1ee7a b\u0103ng t\u1ea3i c\u00e1p th\u00e9p v\u00e0 l\u1ef1c c\u0103ng c\u1ee7a b\u0103ng t\u1ea3i khi b\u0103ng t\u1ea3i ho\u1ea1t \u0111\u1ed9ng \u1ed5n \u0111\u1ecbnh, v\u1edbi m\u1ee9c t\u1ed1i thi\u1ec3u l\u00e0 6,7. N\u0103m 2002, \u0110\u1ee9c \u0111\u00e3 s\u1eeda \u0111\u1ed5i ti\u00eau chu\u1ea9n n\u0103m 1982 ban \u0111\u1ea7u, v\u00e0 phi\u00ean b\u1ea3n m\u1edbi \u0111\u00e3 \u00e1p d\u1ee5ng m\u1ed9t kh\u00e1i ni\u1ec7m v\u00e0 ph\u01b0\u01a1ng ph\u00e1p t\u00ednh to\u00e1n ho\u00e0n to\u00e0n m\u1edbi. K\u1ebft lu\u1eadn l\u00e0 h\u1ec7 s\u1ed1 an to\u00e0n c\u1ee7a b\u0103ng t\u1ea3i c\u00e1p th\u00e9p c\u00f3 th\u1ec3 nh\u1ecf h\u01a1n 6,7, v\u00e0 th\u1ea5p nh\u1ea5t c\u00f3 th\u1ec3 l\u00e0 4,5. Trong 10 n\u0103m qua, m\u1ed9t s\u1ed1 qu\u1ed1c gia \u0111\u00e3 v\u01b0\u1ee3t qua quy \u0111\u1ecbnh n\u0103m 1982. C\u00e1c b\u0103ng t\u1ea3i \u0111ang ho\u1ea1t \u0111\u1ed9ng \u1edf \u0110\u1ee9c, Anh, New England, \u00dac v\u00e0 c\u00e1c qu\u1ed1c gia kh\u00e1c s\u1eed d\u1ee5ng h\u1ec7 s\u1ed1 t\u1eeb 4,5-5,5. Theo k\u1ebft qu\u1ea3 nghi\u00ean c\u1ee9u c\u1ee7a c\u00e1c t\u1ed5 ch\u1ee9c n\u01b0\u1edbc ngo\u00e0i nh\u01b0 CDI \u1edf M\u1ef9, h\u1ec7 s\u1ed1 an to\u00e0n c\u1ee7a b\u0103ng t\u1ea3i c\u00e1p th\u00e9p c\u00f3 th\u1ec3 gi\u1ea3m xu\u1ed1ng d\u01b0\u1edbi 5,5, dao \u0111\u1ed9ng t\u1eeb 4,5 \u0111\u1ebfn 5,0.<\/p>\n

 <\/p>\n

Sau nh\u1eefng \u0111i\u1ec1u tr\u00ean v\u00e0 c\u00e1c quy \u0111\u1ecbnh trong ti\u00eau chu\u1ea9n: h\u1ec7 s\u1ed1 an to\u00e0n c\u1ee7a b\u0103ng t\u1ea3i n\u00ean \u0111\u01b0\u1ee3c ch\u1ecdn theo c\u00e1c \u0111i\u1ec1u ki\u1ec7n kh\u00e1c nhau: t\u1ee9c l\u00e0 h\u1ec7 s\u1ed1 an to\u00e0n c\u1ee7a b\u0103ng t\u1ea3i th\u00f4ng th\u01b0\u1eddng v\u00e0 b\u0103ng t\u1ea3i c\u00e1p th\u00e9p c\u00f3 th\u1ec3 l\u00e0 7-9; khi b\u0103ng t\u1ea3i \u0111\u01b0\u1ee3c \u0111i\u1ec1u khi\u1ec3n b\u1eb1ng kh\u1edfi \u0111\u1ed9ng m\u1ec1m, \u0111\u1ed1i v\u1edbi c\u00e1c bi\u1ec7n ph\u00e1p phanh, c\u00f3 th\u1ec3 l\u1ea5y t\u1eeb 5 \u0111\u1ebfn 7.<\/p>\n

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

B\u0103ng t\u1ea3i chi\u1ebfm t\u1eeb 30% \u0111\u1ebfn 50% t\u1ed5ng chi ph\u00ed thi\u1ebft b\u1ecb c\u1ee7a h\u1ec7 th\u1ed1ng b\u0103ng chuy\u1ec1n. Vi\u1ec7c l\u1ef1a ch\u1ecdn \u0111\u00fang lo\u1ea1i b\u0103ng t\u1ea3i kh\u00f4ng ch\u1ec9 gi\u00fap gi\u1ea3m chi ph\u00ed thi\u1ebft b\u1ecb cho to\u00e0n b\u1ed9 m\u00e1y b\u0103ng chuy\u1ec1n m\u00e0 c\u00f2n \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn thi\u1ebft k\u1ebf c\u1ee7a c\u00e1c b\u1ed9 ph\u1eadn nh\u01b0 tang ch\u1ee7 \u0111\u1ed9ng, thi\u1ebft b\u1ecb […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[637],"tags":[689,1452],"class_list":["post-5621","post","type-post","status-publish","format-standard","hentry","category-techinical-news-vi","tag-ep-conveyor-belt-vi","tag-conveyor-belt-selection-vi"],"_links":{"self":[{"href":"https:\/\/www.sungda.com\/vi\/index.php\/wp-json\/wp\/v2\/posts\/5621","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=5621"}],"version-history":[{"count":0,"href":"https:\/\/www.sungda.com\/vi\/index.php\/wp-json\/wp\/v2\/posts\/5621\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.sungda.com\/vi\/index.php\/wp-json\/wp\/v2\/media?parent=5621"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.sungda.com\/vi\/index.php\/wp-json\/wp\/v2\/categories?post=5621"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.sungda.com\/vi\/index.php\/wp-json\/wp\/v2\/tags?post=5621"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}