{"id":4588,"date":"2025-09-25T00:00:54","date_gmt":"2025-09-24T16:00:54","guid":{"rendered":"https:\/\/www.oc-epc.com\/?p=4588"},"modified":"2025-09-23T10:10:56","modified_gmt":"2025-09-23T02:10:56","slug":"how-to-eliminate-slag-inclusion-in-lost-foam-casting","status":"publish","type":"post","link":"https:\/\/www.oc-epc.com\/vi\/tin-tuc-blog\/tin-tuc-nganh\/lam-the-nao-de-loai-bo-su-bao-gom-nut-trong-duc-bot-bi-mat\/","title":{"rendered":"L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 lo\u1ea1i b\u1ecf s\u1ef1 bao g\u1ed3m n\u1ee9t trong \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t"},"content":{"rendered":"

Slag bao g\u1ed3m trong Lost Foam Casting l\u00e0 g\u00ec<\/h2>\n

S\u1ef1 bao g\u1ed3m r\u1ee5i l\u00e0 m\u1ed9t khi\u1ebfm khuy\u1ebft n\u01a1i c\u00e1c h\u1ea1t c\u00e1t, m\u1ea3nh l\u1edbp ph\u1ee7 v\u00e0 c\u00e1c t\u1ea1p ch\u1ea5t kh\u00e1c v\u00e0o \u0111\u00fac c\u00f9ng v\u1edbi kim lo\u1ea1i n\u00f3ng ch\u1ea3y trong khi \u0111\u1ed5. Sau khi gia c\u00f4ng, nh\u1eefng khi\u1ebfm khuy\u1ebft n\u00e0y xu\u1ea5t hi\u1ec7n d\u01b0\u1edbi d\u1ea1ng c\u00e1c v\u1ebft tr\u1eafng ho\u1eb7c m\u00e0u x\u00e1m \u0111en tr\u00ean b\u1ec1 m\u1eb7t \u0111\u00fac - c\u00e1c v\u1ebft tr\u1eafng l\u00e0 c\u00e1c h\u1ea1t c\u00e1t th\u1ea1ch anh, trong khi nh\u1eefng v\u1ebft x\u00e1m \u0111en l\u00e0 r\u1ee5i, d\u01b0 l\u01b0\u1ee3ng l\u1edbp ph\u1ee7 v\u00e0 c\u00e1c s\u1ea3n ph\u1ea9m ph\u00e2n h\u1ee7y c\u1ee7a c\u00e1c m\u1eabu b\u1ecdt. L\u1ed7i n\u00e0y th\u01b0\u1eddng \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 \"b\u1ecb m\u1eafc k\u1eb9t c\u00e1t\" ho\u1eb7c \"bao g\u1ed3m v\u1ebft n\u1ea5u\". N\u00f3 ph\u1ed5 bi\u1ebfn trong \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t v\u00e0 kh\u00f3 lo\u1ea1i b\u1ecf ho\u00e0n to\u00e0n. Ch\u1ec9 c\u00f3 ki\u1ec3m so\u00e1t t\u1ec9 m\u1ec9 \u1edf m\u1ed7i giai \u0111o\u1ea1n c\u00f3 th\u1ec3 gi\u1ea3m \u0111\u00e1ng k\u1ec3 s\u1ef1 xu\u1ea5t hi\u1ec7n c\u1ee7a n\u00f3 v\u00e0 c\u1ea3i thi\u1ec7n ch\u1ea5t l\u01b0\u1ee3ng \u0111\u00fac.<\/p>\n

 <\/p>\n

\"Slag<\/div>\n

Nguy\u00ean nh\u00e2n c\u1ee7a Slag bao g\u1ed3m v\u00e0 c\u00e1t b\u1eaby<\/h2>\n

C\u00e1c v\u1ea5n \u0111\u1ec1 trong h\u1ec7 th\u1ed1ng Gating v\u00e0 Foam Pattern Coating<\/h3>\n

T\u1ea5t c\u1ea3 c\u00e1c b\u1ed9 ph\u1eadn t\u1eeb c\u1ed1c \u0111\u1ed5 \u0111\u1ebfn h\u1ec7 th\u1ed1ng c\u1ed5ng v\u00e0 v\u00e0o khoang \u0111\u00fac c\u00f3 th\u1ec3 g\u00f3p ph\u1ea7n v\u00e0o vi\u1ec7c bao g\u1ed3m n\u1ee9t, \u0111\u1eb7c bi\u1ec7t l\u00e0 t\u1ea1i c\u00e1c kh\u1edbp gi\u1eefa h\u1ec7 th\u1ed1ng c\u1ed5ng v\u00e0 c\u01a1 th\u1ec3 \u0111\u00fac. Nguy\u00ean nh\u00e2n quan tr\u1ecdng nh\u1ea5t bao g\u1ed3m n\u1ee9t ho\u1eb7c t\u00e1ch l\u1edbp ph\u1ee7 tr\u00ean c\u00e1c m\u1eabu b\u1ecdt, \u0111\u1eb7c bi\u1ec7t l\u00e0 t\u1ea1i c\u00e1c \u0111i\u1ec3m giao ti\u1ebfp nh\u01b0 th\u1eb3ng sprue \u0111\u1ec3 ch\u1ea1y ho\u1eb7c ch\u1ea1y \u0111\u1ec3 ingate. N\u1ebfu l\u1edbp ph\u1ee7 r\u01a1i xu\u1ed1ng ho\u1eb7c n\u1ee9t, h\u1ea1t c\u00e1t v\u00e0 m\u1ea3nh v\u1ee1 c\u00f3 th\u1ec3 d\u1ec5 d\u00e0ng x\u00e2m nh\u1eadp kim lo\u1ea1i n\u00f3ng ch\u1ea3y, t\u1ea1o th\u00e0nh c\u00e1c bao g\u1ed3m.<\/p>\n

C\u00e1c th\u00f4ng s\u1ed1 quy tr\u00ecnh (\u0111\u1ea7u \u0111\u1ed5, nhi\u1ec7t \u0111\u1ed9, ch\u00e2n kh\u00f4ng, k\u00edch th\u01b0\u1edbc h\u1ea1t c\u00e1t)<\/h3>\n

C\u00e1c th\u00f4ng s\u1ed1 quy tr\u00ecnh nh\u01b0 chi\u1ec1u cao \u0111\u1ea7u \u00e1p su\u1ea5t \u0111\u1ed5, nhi\u1ec7t \u0111\u1ed9 kim lo\u1ea1i, m\u1ee9c \u0111\u1ed9 ch\u00e2n kh\u00f4ng v\u00e0 k\u00edch th\u01b0\u1edbc h\u1ea1t c\u00e1t c\u0169ng \u1ea3nh h\u01b0\u1edfng n\u1eb7ng \u0111\u1ebfn s\u1ef1 h\u00ecnh th\u00e0nh bao g\u1ed3m n\u1ee9t. C\u00e0i \u0111\u1eb7t th\u00f4ng s\u1ed1 kh\u00f4ng ch\u00ednh x\u00e1c c\u00f3 th\u1ec3 g\u00e2y bi\u1ebfn \u0111\u1ed9ng qu\u00e1 m\u1ee9c ho\u1eb7c \u0103n m\u00f2n l\u1edbp ph\u1ee7 trong khi \u0111\u1ed5.<\/p>\n

X\u1eed l\u00fd v\u00e0 v\u1eadn chuy\u1ec3n c\u00e1c m\u1eabu b\u1ecdt<\/h3>\n

H\u01b0 h\u1ea1i trong qu\u00e1 tr\u00ecnh v\u1eadn chuy\u1ec3n ho\u1eb7c x\u1eed l\u00fd kh\u00f4ng \u0111\u00fang c\u00e1c m\u1eabu b\u1ecdt \u0111\u01b0\u1ee3c ph\u1ee7 c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn c\u00e1c v\u1ebft n\u1ee9t ho\u1eb7c t\u00e1ch ra trong l\u1edbp ph\u1ee7 tr\u01b0\u1edbc khi \u0111\u1ed5 th\u1eadm ch\u00ed b\u1eaft \u0111\u1ea7u. Nh\u1eefng khuy\u1ebft t\u1eadt n\u00e0y tr\u1edf th\u00e0nh \u0111i\u1ec3m nh\u1eadp c\u1ea3nh cho c\u00e1t v\u00e0 t\u1ea1p ch\u1ea5t trong khi \u0111\u1ed5.<\/p>\n

Ph\u01b0\u01a1ng ph\u00e1p v\u00e0 bi\u1ec7n ph\u00e1p \u0111\u1ec3 gi\u1ea3m ho\u1eb7c lo\u1ea1i b\u1ecf s\u1ef1 bao g\u1ed3m s\u01b0\u01a1ng<\/h2>\n

S\u01a1n<\/h3>\n

 <\/p>\n

\"m\u1ea5t<\/div>\n

M\u1ea5t l\u1edbp ph\u1ee7 \u0111\u00fac b\u1ecdt<\/strong><\/a> ph\u1ee5c v\u1ee5 nhi\u1ec1u m\u1ee5c \u0111\u00edch: c\u1ea3i thi\u1ec7n k\u1ebft th\u00fac b\u1ec1 m\u1eb7t; ng\u0103n ch\u1eb7n s\u1ef1 d\u00ednh k\u1eb9p c\u00e1t; h\u1ed7 tr\u1ee3 de-sanding; cho ph\u00e9p kh\u00ed t\u1eeb b\u1ecdt ph\u00e2n h\u1ee7y tho\u00e1t; ng\u0103n ch\u1eb7n kim lo\u1ea1i x\u00e2m nh\u1eadp v\u00e0o khu\u00f4n c\u00e1t; t\u0103ng \u0111\u1ed9 c\u1ee9ng m\u00f4 h\u00ecnh; v\u00e0 cu\u1ed1i c\u00f9ng n\u00e2ng cao \u0111\u1ed9 ch\u00ednh x\u00e1c k\u00edch th\u01b0\u1edbc v\u00e0 t\u1ef7 l\u1ec7 n\u0103ng su\u1ea5t. \u0110\u1ec3 ng\u0103n ch\u1eb7n s\u1ef1 bao g\u1ed3m n\u1ee9t, l\u1edbp ph\u1ee7 ph\u1ea3i c\u00f3 \u0111\u1ed9 b\u1ec1n cao - c\u1ea3 \u1edf nhi\u1ec7t \u0111\u1ed9 ph\u00f2ng (\u0111\u1ec3 ch\u1ed1ng n\u1ee9t trong khi s\u1ea5y \/ v\u1eadn chuy\u1ec3n) v\u00e0 nhi\u1ec7t \u0111\u1ed9 cao (\u0111\u1ec3 ch\u1ed1ng l\u1ea1i s\u1ef1 x\u00f3i m\u00f2n kim lo\u1ea1i n\u00f3ng ch\u1ea3y). S\u01a1n l\u1edbp ph\u1ee7 cho h\u1ec7 th\u1ed1ng c\u1eeda n\u00ean c\u00f3 \u0111\u1ed9 b\u1ec1n ch\u1ed1ng ch\u00e1y cao h\u01a1n so v\u1edbi b\u1ea3n th\u00e2n \u0111\u00fac do ti\u1ebfp x\u00fac l\u00e2u d\u00e0i v\u1edbi d\u00f2ng ch\u1ea3y kim lo\u1ea1i n\u00f3ng.<\/p>\n

L\u1eafp r\u00e1p khu\u00f4n v\u00e0 \u0111\u00f3ng g\u00f3i<\/h3>\n

Trong qu\u00e1 tr\u00ecnh l\u1eafp r\u00e1p khu\u00f4n, kh\u00f4ng c\u00f3 v\u1ebft n\u1ee9t ho\u1eb7c n\u1edbi l\u1ecfng n\u00ean t\u1ed3n t\u1ea1i t\u1ea1i c\u00e1c kh\u1edbp nh\u01b0 c\u00e1c k\u1ebft n\u1ed1i sprue-runner ho\u1eb7c runner-ingate. \u0110\u1ea3m b\u1ea3o t\u0103ng c\u01b0\u1eddng \u0111\u00fang c\u00e1ch b\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng v\u00f2ng n\u1eafp n\u1ebfu c\u1ea7n thi\u1ebft. \u0110\u1eb7t c\u00e1c l\u1eafp r\u00e1p m\u00f4 h\u00ecnh nh\u1eb9 nh\u00e0ng tr\u00ean c\u00e1t d\u01b0\u1edbi m\u00e0 kh\u00f4ng c\u1ea7n treo. Tr\u00e1nh th\u00eam c\u00e1t t\u00edch c\u1ef1c tr\u1ef1c ti\u1ebfp v\u00e0o c\u00e1c m\u1eabu - s\u1eed d\u1ee5ng \u1ed1ng m\u1ec1m ban \u0111\u1ea7u theo sau l\u00e0 r\u1eafc gi\u1ed1ng m\u01b0a sau khi b\u1eaft \u0111\u1ea7u rung. Vibration ban \u0111\u1ea7u n\u00ean nh\u1eb9 nh\u00e0ng cho \u0111\u1ebfn khi c\u00e1c m\u1eabu \u0111\u01b0\u1ee3c ch\u00f4n trong c\u00e1t kh\u00f4; sau \u0111\u00f3 t\u0103ng chi\u1ec1u \u0111\u1ea1i d\u1ea7n d\u1ea7n. \u0110\u1eebng bao gi\u1edd u\u1ed1n cong m\u00f9i trong khi rung v\u00ec n\u00f3 c\u00f3 nguy c\u01a1 v\u1ee1 l\u1edbp ph\u1ee7. Tr\u01b0\u1edbc khi \u0111\u1ed5, l\u00e0m s\u1ea1ch c\u1ed1c \u0111\u1ed5 k\u1ef9 l\u01b0\u1ee1ng \u0111\u1ec3 lo\u1ea1i b\u1ecf b\u1ee5i ho\u1eb7c c\u00e1c h\u1ea1t n\u1ed5i c\u00f3 th\u1ec3 gi\u1edbi thi\u1ec7u c\u00e1c ch\u1ea5t bao g\u1ed3m.<\/p>\n

\u0110\u1ed5 \u0111\u1ea7u, nhi\u1ec7t \u0111\u1ed9 v\u00e0 th\u1eddi gian<\/h3>\n

\u0110\u1ea7u \u00e1p su\u1ea5t cao h\u01a1n l\u00e0m t\u0103ng r\u1ee7i ro bi\u1ebfn \u0111\u1ed9ng v\u00e0 x\u00f3i m\u00f2n - ph\u00f9 h\u1ee3p v\u1edbi k\u00edch th\u01b0\u1edbc n\u1ed3i ph\u00f9 h\u1ee3p v\u1edbi kh\u1ed1i l\u01b0\u1ee3ng \u0111\u00fac. Tr\u00e1nh s\u1eed d\u1ee5ng th\u00f9ng l\u1edbn cho khu\u00f4n nh\u1ecf. Gi\u1eef v\u00f2i phun g\u1ea7n \u0111\u1ed5 c\u1ed1c \u0111\u1ec3 gi\u1ea3m chi\u1ec1u cao r\u01a1i t\u1ef1 do c\u1ee7a kim lo\u1ea1i n\u00f3ng ch\u1ea3y. \u0110\u1ed1i v\u1edbi s\u1eaft x\u00e1m: nhi\u1ec7t \u0111\u1ed9 v\u00f2i ~ 1480 \u00b0 C; \u0111\u1ed5 \u1edf 1380-1420 \u00b0 C. \u0110\u1ed1i v\u1edbi s\u1eaft ductile: v\u00f2i tr\u00ean 1500 \u00b0 C; \u0111\u1ed5 \u1edf 1420-1450 \u00b0 C. Th\u00e9p \u0111\u00fac: \u0111\u1ed5 gi\u1eefa 1480-1560 \u00b0 C. \u0110\u1ed1i v\u1edbi khu\u00f4n 300-500 kg: m\u1ee5c ti\u00eau cho 10-20 gi\u00e2y \u0111\u1ed5 th\u1eddi gian cho m\u1ed7i h\u1ed9p khu\u00f4n.<\/p>\n

Ki\u1ec3m so\u00e1t ch\u00e2n kh\u00f4ng<\/h3>\n

Ch\u00e2n kh\u00f4ng t\u0103ng c\u01b0\u1eddng n\u00e9n c\u00e1t kh\u00f4, s\u01a1 t\u00e1n kh\u00ed, kh\u1ea3 n\u0103ng \u0111i\u1ec1n khu\u00f4n v\u00e0 c\u1ea3i thi\u1ec7n \u0111i\u1ec1u ki\u1ec7n l\u00e0m vi\u1ec7c trong m\u00f4i tr\u01b0\u1eddng k\u00edn. Tuy nhi\u00ean, ch\u00e2n kh\u00f4ng qu\u00e1 m\u1ee9c l\u00e0m t\u0103ng nguy c\u01a1 k\u00e9o c\u00e1c t\u1ea1p ch\u1ea5t th\u00f4ng qua c\u00e1c v\u1ebft n\u1ee9t trong c\u00e1c l\u1edbp ph\u1ee7. M\u1ee9c ch\u00e2n kh\u00f4ng \u0111\u01b0\u1ee3c khuy\u1ebfn ngh\u1ecb cho s\u1eaft \u0111\u00fac l\u00e0 0,025-0,04 MPa.<\/p>\n

B\u1eaby Slag v\u00e0 Thi\u1ebft k\u1ebf Riser<\/h3>\n

K\u1ebft h\u1ee3p c\u00e1c b\u1eaby n\u1ea5m trong c\u00e1c h\u1ec7 th\u1ed1ng c\u1eeda ho\u1eb7c \u0111\u1eb7t c\u00e1c \u1ed1ng t\u0103ng \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1eb7c bi\u1ec7t \u0111\u1ec3 thu th\u1eadp n\u1ea5m gi\u00fap c\u00f4 l\u1eadp c\u00e1c t\u1ea1p ch\u1ea5t t\u1eeb vi\u1ec7c \u0111i v\u00e0o khoang \u0111\u00fac cu\u1ed1i c\u00f9ng m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3.<\/p>\n

Ch\u1ea5t l\u01b0\u1ee3ng c\u00e1t khu\u00f4n<\/h3>\n

K\u00edch th\u01b0\u1edbc h\u1ea1t c\u00e1t \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn c\u1ea3 khuy\u1ebft t\u1eadt d\u00ednh d\u00e1ng v\u00e0 bao g\u1ed3m - qu\u00e1 th\u00f4 d\u1eabn \u0111\u1ebfn nhi\u1ec1u bao g\u1ed3m h\u01a1n; qu\u00e1 t\u1ed1t h\u1ea1n ch\u1ebf \u0111\u1ed9 th\u1ea5m. \u0110\u1ed1i v\u1edbi \u0111\u00fac s\u1eaft, s\u1eed d\u1ee5ng c\u00e1t th\u1ea1ch anh r\u1eeda v\u1edbi k\u00edch th\u01b0\u1edbc h\u1ea1t 30\/50 l\u01b0\u1edbi \u0111\u1ec3 c\u00f3 k\u1ebft qu\u1ea3 t\u1ed1i \u01b0u.<\/p>\n

L\u1ecdc kim lo\u1ea1i n\u00f3ng ch\u1ea3y<\/h3>\n

L\u00e0m s\u1ea1ch kim lo\u1ea1i tan ch\u1ea3y l\u00e0 r\u1ea5t quan tr\u1ecdng trong su\u1ed1t qu\u00e1 tr\u00ecnh tan ch\u1ea3y th\u00f4ng qua c\u00e1c giai \u0111o\u1ea1n \u0111\u1ed5 trong \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t. K\u1ef9 thu\u1eadt l\u1ecdc gi\u00fap lo\u1ea1i b\u1ecf c\u00e1c ch\u1ee9a kh\u00f4ng kim lo\u1ea1i tr\u01b0\u1edbc khi ch\u00fang \u0111\u1ebfn khu\u00f4n m\u1eabu - \u0111\u00e2y v\u1eabn l\u00e0 m\u1ed9t trong nh\u1eefng c\u00f4ng ngh\u1ec7 ch\u00ednh \u0111\u1ea3m b\u1ea3o \u0111\u00fac s\u1ea1ch trong qu\u00e1 tr\u00ecnh n\u00e0y.<\/p>\n

Ph\u1ea7n k\u1ebft lu\u1eadn<\/h2>\n

Gi\u1ea3m s\u1ef1 bao g\u1ed3m n\u1ee9t trong \u0111\u00fac b\u1ecdt m\u1ea5t \u0111\u00f2i h\u1ecfi ki\u1ec3m so\u00e1t to\u00e0n di\u1ec7n tr\u00ean l\u1ef1a ch\u1ecdn v\u1eadt li\u1ec7u, \u0111\u1ed9 ch\u00ednh x\u00e1c thi\u1ebft b\u1ecb, t\u1ed1i \u01b0u h\u00f3a quy tr\u00ecnh, giao th\u1ee9c x\u1eed l\u00fd v\u00e0 h\u1ec7 th\u1ed1ng gi\u00e1m s\u00e1t th\u1eddi gian th\u1ef1c.<\/p>\n

C\u00f4ng ty TNHH C\u00f4ng ngh\u1ec7 H\u00e0ng Ch\u00e2u Ouchen<\/strong><\/a> cung c\u1ea5p c\u00e1c gi\u1ea3i ph\u00e1p ti\u00ean ti\u1ebfn \u0111\u1eb7c bi\u1ec7t \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 t\u1ed1i \u01b0u h\u00f3a m\u1ed7i b\u01b0\u1edbc li\u00ean quan \u0111\u1ebfn s\u1ea3n xu\u1ea5t b\u1ecdt b\u1ecb m\u1ea5t.<\/p>\n

C\u00e2u h\u1ecfi th\u01b0\u1eddng g\u1eb7p<\/h2>\n

Q1: T\u1ea1i sao ch\u1ea5t l\u01b0\u1ee3ng l\u1edbp ph\u1ee7 quan tr\u1ecdng \u0111\u1ebfn v\u1eady?<\/strong>
\nB\u1edfi v\u00ec c\u00e1c l\u1edbp ph\u1ee7 n\u1ee9t ho\u1eb7c t\u00e1ch cho ph\u00e9p c\u00e1c \u0111i\u1ec3m nh\u1eadp tr\u1ef1c ti\u1ebfp cho h\u1ea1t c\u00e1t v\u00e0o c\u00e1c d\u00f2ng ch\u1ea3y kim lo\u1ea1i n\u00f3ng ch\u1ea3y - d\u1eabn tr\u1ef1c ti\u1ebfp \u0111\u1ebfn c\u00e1c ch\u1ee9a \u0111\u1ef1ng n\u1ea5m l\u00e0m suy gi\u1ea3m ch\u1ea5t l\u01b0\u1ee3ng b\u1ec1 m\u1eb7t sau gia c\u00f4ng.<\/p>\n

Q2: Lo\u1ea1i h\u1ec7 th\u1ed1ng ch\u00e2n kh\u00f4ng n\u00e0o \u0111\u1ea3m b\u1ea3o \u00e1p su\u1ea5t ti\u00eau c\u1ef1c nh\u1ea5t qu\u00e1n?<\/strong>
\n\u0110\u01a1n v\u1ecb ch\u00e2n kh\u00f4ng trung t\u00e2m \u00e1p d\u1ee5ng \u0111i\u1ec1u khi\u1ec3n t\u1ef1 \u0111\u1ed9ng PLC B\u01a1m \u00e1p su\u1ea5t \u00e2m \u00e1p d\u1ee5ng nhi\u1ec1u b\u1ed9 \u0111i\u1ec1u khi\u1ec3n t\u1ea7n s\u1ed1 bi\u1ebfn \u00c1p su\u1ea5t \u00e2m c\u1ee7a h\u1ec7 th\u1ed1ng \u0111\u01b0\u1ee3c duy tr\u00ec \u1edf -0,5MPa \u0111\u1ebfn -0,8MPa<\/p>\n

Q3: L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 Hangzhou Ouchen \u0111\u1ea3m b\u1ea3o s\u01b0\u1edfi \u1ea5m \u0111\u1ed3ng nh\u1ea5t trong qu\u00e1 tr\u00ecnh \u0111\u00fac?<\/strong>
\nThi\u1ebft k\u1ebf \u0111\u1ed9c quy\u1ec1n c\u1ee7a ph\u01b0\u01a1ng ph\u00e1p s\u01b0\u1edfi \u1ea5m th\u00e2m nh\u1eadp tho\u00e1t n\u01b0\u1edbc h\u01a1i ch\u1ed1ng h\u00ecnh d\u1ea1ng 7 v\u00e0 ph\u00e2n t\u00e1n to\u00e0n v\u00f2ng gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 nhi\u1ec7t \u0111\u1ed9 s\u01b0\u1edfi \u1ea5m \u0111\u1ed3ng nh\u1ea5t cho v\u1eadt li\u1ec7u m\u1eabu bi\u1ebfn m\u1ea5t k\u00edch th\u01b0\u1edbc l\u1edbn<\/p>\n

Q4: L\u00e0m th\u1ebf n\u00e0o h\u1ea1t tr\u01b0\u1edfng th\u00e0nh \u0111\u00fang c\u00e1ch tr\u01b0\u1edbc khi s\u1eed d\u1ee5ng?<\/strong>
\nDo \u00e1p su\u1ea5t ti\u00eau c\u1ef1c b\u00ean trong h\u1ea1t m\u1edbi chu\u1ea9n b\u1ecb, ch\u00fang c\u1ea7n \u0111\u01b0\u1ee3c tr\u01b0\u1edfng th\u00e0nh trong m\u1ed9t kho\u1ea3ng th\u1eddi gian th\u01b0\u1eddng l\u00e0 8-12 gi\u1edd t\u00f9y thu\u1ed9c v\u00e0o nhi\u1ec7t \u0111\u1ed9 xung quanh<\/p>\n

Hangzhou Ouchen Technology Co., Ltd - Nh\u00e0 s\u1ea3n xu\u1ea5t h\u00e0ng \u0111\u1ea7u c\u1ee7a thi\u1ebft b\u1ecb \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t<\/h2>\n

Hangzhou Ouchen Technology Co., LTD, chuy\u00ean s\u1ea3n xu\u1ea5t cao c\u1ea5p th\u00f4ng minh m\u1ea5t b\u1ecdt \u0111\u00fac tr\u1eafng khu v\u1ef1c thi\u1ebft b\u1ecb<\/strong><\/a> C\u00e1c doanh nghi\u1ec7p C\u00f4ng ty gi\u1edbi thi\u1ec7u c\u00f4ng ngh\u1ec7 h\u00e0ng \u0111\u1ea7u c\u1ee7a \u0110\u1ee9c EPS \/ EPP k\u1ebft h\u1ee3p v\u1edbi m\u1ed9t s\u1ed1 b\u1eb1ng s\u00e1ng ch\u1ebf s\u1edf h\u1eefu tr\u00ed tu\u1ec7 \u0111\u1ed9c l\u1eadp N\u00f3 \u0111\u00e3 \u0111\u1ed5i m\u1edbi trong nghi\u00ean c\u1ee9u v\u00e0 ph\u00e1t tri\u1ec3n khoa h\u1ecdc v\u00e0 c\u00f4ng ngh\u1ec7 \u0111\u00e3 gi\u00e0nh danh d\u1ef1 \"doanh nghi\u1ec7p nh\u1ecf v\u00e0 v\u1eeba khoa h\u1ecdc v\u00e0 c\u00f4ng ngh\u1ec7 \u1edf t\u1ec9nh Chi\u1ebft Giang\"<\/p>\n

T\u1eeb m\u00e1y t\u1ea1o b\u1ecdt tr\u01b0\u1edbc t\u1ef1 \u0111\u1ed9ng v\u1edbi c\u00e1c ph\u01b0\u01a1ng ph\u00e1p s\u01b0\u1edfi \u1ea5m lai \u0111i\u1ec7n t\u1eeb-h\u01a1i n\u01b0\u1edbc tr\u00e1nh “ h\u1ea1t ch\u1ebft” , \u0111\u1ebfn m\u00e1y t\u1ea1o h\u00ecnh th\u1ee7y l\u1ef1c PLC d\u1ecdc \u0111\u01b0\u1ee3c trang b\u1ecb c\u00e1c t\u00ednh n\u0103ng kh\u1eafc ph\u1ee5c l\u1ed7i t\u1eeb xa \u0111\u1ea3m b\u1ea3o \u0111\u1ecbnh d\u1ea1ng khu\u00f4n ch\u00ednh x\u00e1c - c\u00e1c gi\u1ea3i ph\u00e1p c\u1ee7a Ouchen gi\u1ea3i quy\u1ebft m\u1ecdi \u0111i\u1ec3m \u0111au li\u00ean quan \u0111\u1ebfn vi\u1ec7c bao g\u1ed3m n\u1ee9t.<\/p>\n

H\u1ec7 th\u1ed1ng ch\u00e2n kh\u00f4ng t\u1eadp trung c\u1ee7a h\u1ecd duy tr\u00ec m\u1ee9c \u00e1p su\u1ea5t \u00e2m nh\u1ea5t qu\u00e1n trong khi ph\u1ee5c h\u1ed3i n\u0103ng l\u01b0\u1ee3ng nhi\u1ec7t m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3 m\u00e0 kh\u00f4ng x\u1ea3 n\u01b0\u1edbc th\u1ea3i - m\u1ed9t gi\u1ea3i ph\u00e1p b\u1ec1n v\u1eefng ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c ti\u00eau chu\u1ea9n c\u00f4ng nghi\u1ec7p hi\u1ec7n \u0111\u1ea1i.<\/p>\n

\u0110\u1ed1i v\u1edbi c\u00e1c nh\u00e0 m\u00e1y \u0111\u00fac nh\u1eb1m m\u1ee5c \u0111\u00edch \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t ch\u1ea5t l\u01b0\u1ee3ng cao v\u1edbi nh\u1eefng khuy\u1ebft t\u1eadt t\u1ed1i thi\u1ec3u nh\u01b0 bao g\u1ed3m n\u1ea5m ho\u1eb7c c\u00e1t b\u1ecb m\u1eafc k\u1eb9t - c\u00e1c h\u1ec7 th\u1ed1ng t\u00edch h\u1ee3p c\u1ee7a Ouchen cung c\u1ea5p m\u1ed9t con \u0111\u01b0\u1eddng \u0111\u00e3 \u0111\u01b0\u1ee3c ch\u1ee9ng minh \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 b\u1edfi s\u1ef1 xu\u1ea5t s\u1eafc k\u1ef9 thu\u1eadt \u0111\u01b0\u1ee3c th\u00fac \u0111\u1ea9y b\u1edfi s\u1ef1 \u0111\u1ed5i m\u1edbi. Li\u00ean h\u1ec7 v\u1edbi ch\u00fang t\u00f4i ngay h\u00f4m nay<\/strong><\/a> cho th\u1ecfa thu\u1eadn t\u1ed1t nh\u1ea5t.<\/p>","protected":false},"excerpt":{"rendered":"

Bao g\u1ed3m Slag l\u00e0 g\u00ec trong Lost Foam Casting Bao g\u1ed3m Slag l\u00e0 m\u1ed9t khi\u1ebfm khuy\u1ebft n\u01a1i c\u00e1c h\u1ea1t c\u00e1t, m\u1ea3nh l\u1edbp ph\u1ee7 v\u00e0 c\u00e1c t\u1ea1p ch\u1ea5t kh\u00e1c nh\u1eadp v\u00e0o \u0111\u00fac c\u00f9ng v\u1edbi kim lo\u1ea1i n\u00f3ng ch\u1ea3y trong khi \u0111\u1ed5. Sau khi gia c\u00f4ng, nh\u1eefng khi\u1ebfm khuy\u1ebft n\u00e0y xu\u1ea5t hi\u1ec7n d\u01b0\u1edbi d\u1ea1ng \u0111\u1ed1m tr\u1eafng ho\u1eb7c m\u00e0u x\u00e1m \u0111en tr\u00ean b\u1ec1 m\u1eb7t \u0111\u00fac - c\u00e1c \u0111\u1ed1m tr\u1eafng l\u00e0 c\u00e1c h\u1ea1t c\u00e1t th\u1ea1ch anh, trong khi nh\u1eefng \u0111\u1ed1m m\u00e0u x\u00e1m \u0111en l\u00e0 […]<\/p>","protected":false},"author":3,"featured_media":4583,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","enabled":false},"version":2}},"categories":[160],"tags":[],"class_list":["post-4588","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-industry-news"],"jetpack_publicize_connections":[],"acf":[],"_links":{"self":[{"href":"https:\/\/www.oc-epc.com\/vi\/wp-json\/wp\/v2\/posts\/4588","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.oc-epc.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.oc-epc.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.oc-epc.com\/vi\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.oc-epc.com\/vi\/wp-json\/wp\/v2\/comments?post=4588"}],"version-history":[{"count":1,"href":"https:\/\/www.oc-epc.com\/vi\/wp-json\/wp\/v2\/posts\/4588\/revisions"}],"predecessor-version":[{"id":4589,"href":"https:\/\/www.oc-epc.com\/vi\/wp-json\/wp\/v2\/posts\/4588\/revisions\/4589"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.oc-epc.com\/vi\/wp-json\/wp\/v2\/media\/4583"}],"wp:attachment":[{"href":"https:\/\/www.oc-epc.com\/vi\/wp-json\/wp\/v2\/media?parent=4588"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.oc-epc.com\/vi\/wp-json\/wp\/v2\/categories?post=4588"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.oc-epc.com\/vi\/wp-json\/wp\/v2\/tags?post=4588"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}