{"id":4281,"date":"2025-05-01T11:50:17","date_gmt":"2025-05-01T03:50:17","guid":{"rendered":"https:\/\/www.oc-epc.com\/?p=4281"},"modified":"2025-04-29T15:45:20","modified_gmt":"2025-04-29T07:45:20","slug":"kim-loai-va-hop-kim-phu-hop-nhat-cho-duc-bot-bi-mat-la-gi","status":"publish","type":"post","link":"https:\/\/www.oc-epc.com\/vi\/news-blog\/industry-news\/what-are-the-best-suitable-metals-and-alloys-for-lost-foam-casting\/","title":{"rendered":"Kim lo\u1ea1i v\u00e0 h\u1ee3p kim ph\u00f9 h\u1ee3p nh\u1ea5t cho \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t l\u00e0 g\u00ec?"},"content":{"rendered":"

Gi\u1edbi thi\u1ec7u v\u1ec1 Lost Foam Casting<\/b><\/strong><\/h2>\n

\u0110\u00fac b\u1ecdt b\u1ecb m\u1ea5t l\u00e0 m\u1ed9t c\u00e1ch m\u1edbi \u0111\u1ec3 \u0111\u1ecbnh h\u00ecnh kim lo\u1ea1i. N\u00f3 s\u1eed d\u1ee5ng m\u00f4 h\u00ecnh b\u1ecdt \u0111\u1ec3 l\u00e0m c\u00e1c m\u1ea3nh kim lo\u1ea1i chi ti\u1ebft v\u00e0 ch\u00ednh x\u00e1c. H\u00ecnh d\u1ea1ng b\u1ecdt \u0111\u01b0\u1ee3c ph\u1ee7 b\u1eb1ng l\u1edbp ph\u1ee7 ch\u1ed1ng nhi\u1ec7t. Sau \u0111\u00f3, n\u00f3 \u0111\u01b0\u1ee3c \u0111\u1eb7t trong m\u1ed9t khu\u00f4n c\u00e1t. Khi kim lo\u1ea1i n\u00f3ng \u0111\u01b0\u1ee3c \u0111\u1ed5 v\u00e0o, b\u1ecdt tan ch\u1ea3y. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y cung c\u1ea5p \u0111\u1ed9 ch\u00ednh x\u00e1c r\u1ea5t cao. N\u00f3 c\u1ea7n \u00edt c\u00f4ng vi\u1ec7c ho\u00e0n thi\u1ec7n h\u01a1n. N\u00f3 c\u00f3 th\u1ec3 t\u1ea1o ra thi\u1ebft k\u1ebf ph\u1ee9c t\u1ea1p.<\/p>\n

M\u1ed9t \u0111i\u1ec3m c\u1ed9ng l\u1edbn c\u1ee7a \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t l\u00e0 vi\u1ec7c s\u1eed d\u1ee5ng n\u00f3 v\u1edbi nhi\u1ec1u kim lo\u1ea1i v\u00e0 h\u1ed7n h\u1ee3p. \u0110i\u1ec1u n\u00e0y l\u00e0m cho n\u00f3 ho\u00e0n h\u1ea3o cho c\u00e1c l\u0129nh v\u1ef1c kh\u00e1c nhau. Nh\u01b0ng ch\u1ecdn v\u1eadt li\u1ec7u ph\u00f9 h\u1ee3p cho c\u00e1c s\u1ea3n ph\u1ea9m \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t l\u00e0 ch\u00eca kh\u00f3a. C\u00e1c kim lo\u1ea1i kh\u00e1c nhau c\u00f3 s\u1ee9c m\u1ea1nh \u0111\u1ed9c \u0111\u00e1o, \u0111i\u1ec3m n\u00f3ng ch\u1ea3y v\u00e0 \u0111\u1eb7c \u0111i\u1ec3m d\u00f2ng ch\u1ea3y. \u0110i\u1ec1u n\u00e0y \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a ph\u1ea7n cu\u1ed1i c\u00f9ng. Ch\u1ecdn v\u1eadt li\u1ec7u t\u1ed1t nh\u1ea5t \u0111\u1ea3m b\u1ea3o \u0111\u00fac l\u00e0 b\u1ec1n v\u1eefng, ch\u00ednh x\u00e1c v\u00e0 ph\u00f9 h\u1ee3p v\u1edbi m\u1ee5c \u0111\u00edch c\u1ee7a n\u00f3.<\/p>\n

\"M\u1ea5t<\/p>\n

T\u1ea1i sao s\u1ef1 l\u1ef1a ch\u1ecdn v\u1eadt li\u1ec7u quan tr\u1ecdng trong \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t<\/b><\/strong><\/h2>\n

Kim lo\u1ea1i ho\u1eb7c h\u1ed7n h\u1ee3p b\u1ea1n ch\u1ecdn \u0111\u1ec3 \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn s\u1ee9c m\u1ea1nh, \u0111\u1ed9 b\u1ec1n v\u00e0 hi\u1ec7u su\u1ea5t c\u1ee7a m\u1ea3nh. M\u1ed9t s\u1ed1 kim lo\u1ea1i tan ch\u1ea3y v\u00e0 \u0111\u1ed5 d\u1ec5 d\u00e0ng. Nh\u1eefng ng\u01b0\u1eddi kh\u00e1c l\u00e0 tuy\u1ec7t v\u1eddi \u0111\u1ec3 ch\u1ed1ng l\u1ea1i nhi\u1ec7t ho\u1eb7c m\u00f2n. V\u00ed d\u1ee5, nh\u00f4m \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t ch\u1ea3y t\u1ed1t v\u00e0o khu\u00f4n chi ti\u1ebft. Trong khi \u0111\u00f3, s\u1eaft \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t cung c\u1ea5p s\u1ee9c m\u1ea1nh cho c\u00e1c b\u1ed9 ph\u1eadn m\u00e1y m\u00f3c.<\/p>\n

Kim lo\u1ea1i ho\u1ea1t \u0111\u1ed9ng kh\u00e1c nhau khi l\u00e0m m\u00e1t v\u00e0 c\u1ee9ng. H\u1ecd co l\u1ea1i khi h\u1ecd l\u00e0m m\u00e1t. N\u1ebfu \u0111i\u1ec1u n\u00e0y kh\u00f4ng \u0111\u01b0\u1ee3c x\u1eed l\u00fd t\u1ed1t, n\u00f3 c\u00f3 th\u1ec3 g\u00e2y ra c\u00e1c v\u1ebft n\u1ee9t ho\u1eb7c l\u1ed7i. M\u1ed9t s\u1ed1 kim lo\u1ea1i ch\u1ea3y tr\u01a1n tru v\u00e0 l\u1ea5p \u0111\u1ea7y khu\u00f4n b\u1ecdt d\u1ec5 d\u00e0ng. Nh\u1eefng ng\u01b0\u1eddi kh\u00e1c c\u1ea7n thay \u0111\u1ed5i \u0111\u1eb7c bi\u1ec7t v\u1ec1 nhi\u1ec7t \u0111\u1ed9 ho\u1eb7c ph\u01b0\u01a1ng ph\u00e1p \u0111\u1ed5.<\/p>\n

\u0110\u1eb7c \u0111i\u1ec3m nhi\u1ec7t c\u0169ng quan tr\u1ecdng. M\u1ed9t kim lo\u1ea1i gi\u1eef nhi\u1ec7t qu\u00e1 l\u00e2u c\u00f3 th\u1ec3 g\u00e2y h\u1ea1i cho m\u00f4 h\u00ecnh b\u1ecdt ho\u1eb7c g\u00e2y ra c\u00e1c v\u1ea5n \u0111\u1ec1 kh\u00ed. V\u00ec v\u1eady, bi\u1ebft c\u00e1ch m\u1ed7i kim lo\u1ea1i ho\u1ea1t \u0111\u1ed9ng trong \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t gi\u00fap c\u00f4ng nh\u00e2n l\u1ef1a ch\u1ecdn m\u1ed9t c\u00e1ch th\u00f4ng minh.<\/p>\n

Y\u1ebfu t\u1ed1 ch\u00ednh trong vi\u1ec7c l\u1ef1a ch\u1ecdn kim lo\u1ea1i cho \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t<\/b><\/strong><\/h2>\n

Khi ch\u1ecdn kim lo\u1ea1i \u0111\u1ec3 \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t, h\u00e3y suy ngh\u0129 v\u1ec1 m\u1ed9t v\u00e0i \u0111i\u1ec1u quan tr\u1ecdng. \u0110i\u1ec3m n\u00f3ng ch\u1ea3y c\u1ee7a kim lo\u1ea1i thi\u1ebft l\u1eadp nhu c\u1ea7u c\u1ee7a l\u00f2. N\u00f3 c\u0169ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn s\u1ef1 t\u1ed3n t\u1ea1i c\u1ee7a m\u00f4 h\u00ecnh b\u1ecdt trong khi \u0111\u1ed5. Kim lo\u1ea1i nh\u01b0 th\u00e9p h\u1ee3p kim \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t ho\u1eb7c \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t c\u1ea7n ki\u1ec3m so\u00e1t nhi\u1ec7t nhi\u1ec1u h\u01a1n so v\u1edbi nh\u00f4m \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t.<\/p>\n

D\u00f2ng ch\u1ea3y kim lo\u1ea1i t\u1ed1t nh\u01b0 th\u1ebf n\u00e0o l\u00e0 m\u1ed9t y\u1ebfu t\u1ed1 quan tr\u1ecdng kh\u00e1c. Kim lo\u1ea1i c\u00f3 d\u00f2ng ch\u1ea3y t\u1ed1t l\u00e0m cho h\u00ecnh d\u1ea1ng chi ti\u1ebft h\u01a1n. H\u1ecd c\u0169ng l\u00e0m gi\u1ea3m thi\u1ebfu s\u00f3t. V\u00ed d\u1ee5, s\u1eaft \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t v\u00e0 nh\u00f4m \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t \u0111\u01b0\u1ee3c bi\u1ebft \u0111\u1ebfn v\u1edbi k\u1ebft qu\u1ea3 \u0111\u00fac m\u1ea1nh m\u1ebd. Nh\u01b0ng ch\u00fang h\u00e0nh \u0111\u1ed9ng kh\u00e1c khi tan ch\u1ea3y. S\u1eaft \u0111\u00fac m\u1ea1nh h\u01a1n. Nh\u00f4m nh\u1eb9 h\u01a1n v\u00e0 d\u1ec5 d\u00e0ng h\u01a1n cho c\u00e1c h\u00ecnh d\u1ea1ng m\u1ecfng.<\/p>\n

S\u1ef1 ph\u00f9 h\u1ee3p c\u1ee7a kim lo\u1ea1i v\u1edbi qu\u00e1 tr\u00ecnh \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t c\u0169ng r\u1ea5t quan tr\u1ecdng. M\u1ed9t s\u1ed1 kim lo\u1ea1i ho\u1ea1t \u0111\u1ed9ng tr\u01a1n tru v\u1edbi b\u1ecdt v\u00e0 khu\u00f4n c\u00e1t. Nh\u1eefng ng\u01b0\u1eddi kh\u00e1c c\u00f3 th\u1ec3 c\u1ea7n th\u00eam nh\u01b0 l\u1edbp ph\u1ee7 \u0111\u1ec3 tr\u00e1nh l\u1ed7i.<\/p>\n

Kim lo\u1ea1i v\u00e0 h\u1ee3p kim t\u1ed1t nh\u1ea5t cho \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t<\/b><\/strong><\/h2>\n

Nhi\u1ec1u kim lo\u1ea1i v\u00e0 h\u1ed7n h\u1ee3p l\u00e0 ph\u1ed5 bi\u1ebfn trong \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t. H\u1ecd c\u00f3 \u0111\u1eb7c \u0111i\u1ec3m \u0111\u1eb7c bi\u1ec7t. Ch\u00fang bao g\u1ed3m nh\u00f4m, c\u00e1c lo\u1ea1i s\u1eaft \u0111\u00fac kh\u00e1c nhau, th\u00e9p carbon v\u00e0 h\u1ee3p kim, th\u00e9p kh\u00f4ng g\u1ec9, \u0111\u1ed3ng, \u0111\u1ed3ng v\u00e0 \u0111\u1ed3ng. M\u1ed7i s\u1ea3n ph\u1ea9m \u0111\u1ec1u c\u00f3 l\u1ee3i \u00edch ri\u00eang, d\u1ef1a tr\u00ean nhu c\u1ea7u c\u1ee7a s\u1ea3n ph\u1ea9m.<\/p>\n

Trong c\u00e1c ph\u1ea7n ti\u1ebfp theo, ch\u00fang t\u00f4i s\u1ebd xem x\u00e9t \u0111i\u1ec3m m\u1ea1nh v\u00e0 s\u1eed d\u1ee5ng c\u1ee7a m\u1ed7i s\u1ea3n ph\u1ea9m \u0111\u1ec3 gi\u00fap b\u1ea1n ch\u1ecdn t\u1ed1t nh\u1ea5t cho c\u00e1c s\u1ea3n ph\u1ea9m \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t c\u1ee7a b\u1ea1n.<\/p>\n

H\u1ee3p kim nh\u00f4m cho \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t<\/b><\/strong><\/h2>\n

H\u1ed7n h\u1ee3p nh\u00f4m l\u00e0 l\u1ef1a ch\u1ecdn h\u00e0ng \u0111\u1ea7u cho \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t. H\u1ed7n h\u1ee3p nh\u01b0 ASTM A356, A413 v\u00e0 A360 ch\u1ea3y t\u1ed1t. Ch\u00fang c\u00f3 tr\u1ecdng l\u01b0\u1ee3ng th\u1ea5p, ch\u1ed1ng r\u1ec9 v\u00e0 d\u1ec5 d\u00e0ng \u0111\u1ed5 v\u00e0o khu\u00f4n m\u1eabu. Ch\u00fang r\u1ea5t t\u1ed1t \u0111\u1ec3 l\u00e0m c\u00e1c b\u1ed9 ph\u1eadn nh\u1eb9. Ch\u00fang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ea5t nhi\u1ec1u trong xe h\u01a1i v\u00e0 m\u00e1y bay.<\/p>\n

Nh\u00f4m m\u1ea5t b\u1ecdt \u0111\u00fac l\u00e0m cho c\u00e1c b\u1ed9 ph\u1eadn \u0111\u1ed9ng c\u01a1, h\u1ed9p s\u1ed1, v\u00e0 c\u00e1c m\u1ea3nh m\u1ea1nh m\u1ebd kh\u00e1c. Gi\u1ea3m c\u00e2n l\u00e0 ch\u00eca kh\u00f3a \u1edf \u0111\u00e2y. \u0110\u1eb7c \u0111i\u1ec3m nhi\u1ec7t tuy\u1ec7t v\u1eddi v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n c\u1ee7a ch\u00fang l\u00e0m cho ch\u00fang tr\u1edf th\u00e0nh m\u1ed9t l\u1ef1a ch\u1ecdn kh\u00f4n ngoan cho c\u00e1c b\u1ed9 ph\u1eadn ch\u00ednh x\u00e1c.<\/p>\n

S\u1eaft \u0111\u00fac: S\u1eaft x\u00e1m v\u00e0 d\u1ec5 u\u1ed1n<\/b><\/strong><\/h2>\n

S\u1eaft \u0111\u00fac l\u00e0 m\u1ed9t y\u00eau th\u00edch kh\u00e1c cho \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t. N\u00f3 \u0111\u01b0\u1ee3c ch\u1ecdn khi c\u1ea7n s\u1ee9c m\u1ea1nh v\u00e0 \u0111\u1ed9 b\u1ec1n. C\u00f3 hai lo\u1ea1i ch\u00ednh: \u0111\u00fac b\u1ecdt m\u1ea5t s\u1eaft x\u00e1m v\u00e0 \u0111\u00fac b\u1ecdt m\u1ea5t s\u1eaft ductile.<\/p>\n

S\u1eaft x\u00e1m l\u00e0 tuy\u1ec7t v\u1eddi trong vi\u1ec7c ng\u0103n ch\u1eb7n rung \u0111\u1ed9ng. N\u00f3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u01a1 s\u1edf m\u00e1y v\u00e0 kh\u1ed1i \u0111\u1ed9ng c\u01a1. S\u1eaft ductile c\u1ee9ng h\u01a1n. N\u00f3 ch\u1ed1ng l\u1ea1i t\u00e1c \u0111\u1ed9ng t\u1ed1t. \u0110i\u1ec1u n\u00e0y l\u00e0m cho n\u00f3 ho\u00e0n h\u1ea3o cho b\u00e1nh r\u0103ng, \u1ed1ng v\u00e0 c\u00e1c b\u1ed9 ph\u1eadn treo.<\/p>\n

\u0110\u1ec3 c\u00f3 hi\u1ec7u su\u1ea5t cao nh\u1ea5t, s\u1eaft \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t t\u1ed1t nh\u1ea5t c\u00e2n b\u1eb1ng \u0111\u1ed9 c\u1ee9ng, d\u1ec5 \u0111\u1ecbnh h\u00ecnh v\u00e0 ch\u1ed1ng m\u00e0i m\u00f2n. N\u00f3 tuy\u1ec7t v\u1eddi cho c\u00e1c b\u1ed9 ph\u1eadn d\u01b0\u1edbi t\u1ea3i n\u1eb7ng ho\u1eb7c ma s\u00e1t.<\/p>\n

Th\u00e9p carbon v\u00e0 th\u00e9p h\u1ee3p kim<\/b><\/strong><\/h2>\n

Th\u00e9p carbon m\u1ea5t \u0111\u00fac b\u1ecdt l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn m\u1ea1nh m\u1ebd cho c\u00e1c b\u1ed9 ph\u1eadn c\u1ee9ng, b\u1ec1n v\u1eefng. N\u00f3 c\u00f3 th\u1ec3 m\u1ec1m v\u00e0 d\u1ec5 h\u00e0n v\u1edbi carbon th\u1ea5p. Ho\u1eb7c n\u00f3 c\u00f3 th\u1ec3 c\u1ee9ng v\u00e0 ch\u1ed1ng m\u00e0i m\u00f2n v\u1edbi carbon cao. AISI 1020 \u0111\u1ebfn AISI 1060 l\u00e0 c\u00e1c l\u1edbp ph\u1ed5 bi\u1ebfn \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng.<\/p>\n

Khi c\u1ea7n th\u00eam s\u1ee9c m\u1ea1nh ho\u1eb7c kh\u00e1ng, \u0111\u00fac b\u1ecdt th\u00e9p h\u1ee3p kim b\u1ecb m\u1ea5t l\u00e0 l\u00fd t\u01b0\u1edfng. C\u00e1c h\u1ed7n h\u1ee3p nh\u01b0 ZG20SiMn ho\u1eb7c ZG35CrMo c\u00f3 th\u00eam c\u00e1c y\u1ebfu t\u1ed1 nh\u01b0 crom v\u00e0 molibden. Nh\u1eefng \u0111i\u1ec1u n\u00e0y t\u0103ng c\u01b0\u1eddng m\u00e0i m\u00f2n, ch\u1ed1ng nhi\u1ec7t v\u00e0 s\u1ee9c m\u1ea1nh. Ch\u00fang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00f4ng c\u1ee5, b\u1ed9 ph\u1eadn m\u00e1y m\u00f3c v\u00e0 c\u00e1c m\u1ea3nh cho c\u00e1c thi\u1ebft l\u1eadp kh\u00f3 kh\u0103n.<\/p>\n

Th\u00e9p kh\u00f4ng g\u1ec9 cho \u0111\u00fac ch\u00ednh x\u00e1c<\/b><\/strong><\/h2>\n

Th\u00e9p kh\u00f4ng g\u1ec9 l\u00e0 \u0111\u1eb7c bi\u1ec7t cho \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t khi ch\u1ed1ng r\u1ec9 l\u00e0 m\u1ed9t m\u1ed1i quan t\u00e2m l\u1edbn. C\u00e1c l\u1edbp nh\u01b0 AISI 304 v\u00e0 AISI 316 kh\u00f4ng r\u1ec9 d\u1ec5 d\u00e0ng. Ch\u00fang \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong m\u00e1y m\u00f3c th\u1ef1c ph\u1ea9m, c\u00f4ng c\u1ee5 nh\u00e0 b\u1ebfp v\u00e0 thi\u1ebft b\u1ecb y t\u1ebf.<\/p>\n

C\u00e1c s\u1ea3n ph\u1ea9m \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t t\u1eeb th\u00e9p kh\u00f4ng g\u1ec9 s\u1ea1ch s\u1ebd, m\u1ea1nh m\u1ebd v\u00e0 m\u1ecbn. Ch\u00fang ho\u00e0n h\u1ea3o cho vi\u1ec7c s\u1eed d\u1ee5ng s\u1ea1ch ho\u1eb7c hi\u1ec7u su\u1ea5t cao. \u0110\u00fac th\u00e9p kh\u00f4ng g\u1ec9 ph\u1ee9c t\u1ea1p h\u01a1n nh\u00f4m ho\u1eb7c s\u1eaft. Nh\u01b0ng l\u1ee3i \u00edch c\u1ee7a n\u00f3 x\u1ee9ng \u0111\u00e1ng v\u1edbi n\u1ed7 l\u1ef1c.<\/p>\n

\u0110\u1ed3ng v\u00e0 \u0111\u1ed3ng trong Lost Foam Casting<\/b><\/strong><\/h2>\n

\u0110\u1ed1i v\u1edbi c\u00e1c m\u1eb7t h\u00e0ng c\u1ea7n v\u1ebb \u0111\u1eb9p v\u00e0 ch\u1ed1ng r\u1ec9, \u0111\u00fac \u0111\u1ed3ng b\u1ecdt b\u1ecb m\u1ea5t v\u00e0 \u0111\u00fac \u0111\u1ed3ng b\u1ecdt b\u1ecb m\u1ea5t l\u00e0 nh\u1eefng l\u1ef1a ch\u1ecdn tuy\u1ec7t v\u1eddi. Nh\u1eefng kim lo\u1ea1i n\u00e0y \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c m\u1ea3nh trang tr\u00ed, c\u00e1c b\u1ed9 ph\u1eadn \u1ed1ng n\u01b0\u1edbc v\u00e0 thi\u1ebft b\u1ecb thuy\u1ec1n.<\/p>\n

\u0110\u1ed3ng thau c\u00f3 v\u1ebb t\u01b0\u01a1i s\u00e1ng, gi\u1ed1ng v\u00e0ng. N\u00f3 \u0111\u01b0\u1ee3c l\u1ef1a ch\u1ecdn cho ph\u1ea7n c\u1ee9ng v\u00e0 trang tr\u00ed. \u0110\u1ed3ng c\u1ee9ng h\u01a1n. N\u00f3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong c\u00e1c b\u1ed9 ph\u1eadn t\u00e0u, \u1ed1ng l\u00f3t v\u00e0 s\u1eed d\u1ee5ng nh\u00e0 m\u00e1y. C\u1ea3 hai kim lo\u1ea1i \u0111\u00fac t\u1ed1t v\u00e0 cho k\u1ebft th\u00fac m\u1ecbn. Ch\u00fang l\u00e0 l\u00fd t\u01b0\u1edfng cho c\u00e1c s\u1ea3n ph\u1ea9m \u0111\u00fac b\u1ecdt m\u1ea5t chi ti\u1ebft.<\/p>\n

H\u1ee3p kim d\u1ef1a tr\u00ean \u0111\u1ed3ng<\/b><\/strong><\/h2>\n

\u0110\u1ed3ng \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng khi c\u1ea7n d\u00f2ng ch\u1ea3y \u0111i\u1ec7n ho\u1eb7c nhi\u1ec7t cao. \u0110\u1ed3ng l\u00e0 ho\u00e0n h\u1ea3o cho c\u00e1c b\u1ed9 ph\u1eadn trong xe \u0111i\u1ec7n, h\u1ec7 th\u1ed1ng \u0111i\u1ec7n v\u00e0 ti\u1ec7n \u00edch.<\/p>\n

\u0110\u00fac \u0111\u1ed3ng kh\u00f3 h\u01a1n. N\u00f3 c\u00f3 th\u1ec3 oxy h\u00f3a v\u00e0 co l\u1ea1i. Nh\u01b0ng v\u1edbi quy tr\u00ecnh ph\u00f9 h\u1ee3p v\u00e0 thi\u1ebft k\u1ebf khu\u00f4n, n\u00f3 l\u00e0m cho c\u00e1c b\u1ed9 ph\u1eadn \u0111\u00e1ng tin c\u1eady. \u0110i\u1ec3m n\u00f3ng ch\u1ea3y cao c\u1ee7a n\u00f3 c\u1ea7n ki\u1ec3m so\u00e1t nhi\u1ec7t c\u1ea9n th\u1eadn trong khi \u0111\u00fac.<\/p>\n

Thi\u1ebft b\u1ecb v\u00e0 t\u00f9y ch\u1ec9nh cho \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t t\u1ed1i \u01b0u<\/b><\/strong><\/h2>\n

C\u00e1c c\u00f4ng c\u1ee5 ch\u1ea5t l\u01b0\u1ee3ng cao t\u1ea1o ra s\u1ef1 kh\u00e1c bi\u1ec7t l\u1edbn trong k\u1ebft qu\u1ea3 \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t. C\u00e1c c\u00f4ng ty nh\u01b0 C\u00f4ng ty TNHH C\u00f4ng ngh\u1ec7 H\u00e0ng Ch\u00e2u Ouchen<\/b><\/u><\/strong><\/a>\u00a0\u0111\u1ec1 ngh\u1ecb gi\u1ea3i ph\u00e1p thi\u1ebft b\u1ecb \u0111\u1ea7y \u0111\u1ee7<\/b><\/u><\/strong><\/a>. M\u00e1y c\u1ee7a h\u1ecd bao g\u1ed3m c\u00e1c c\u00f4ng c\u1ee5 l\u00e0m b\u1ecdt, h\u1ec7 th\u1ed1ng \u0111\u00fac, thi\u1ebft l\u1eadp ch\u00e2n kh\u00f4ng, m\u00e1y s\u1ea5y kh\u00f4ng kh\u00ed v\u00e0 m\u00e1y tr\u1ed9n s\u01a1n. H\u1ecd c\u0169ng c\u00f3 m\u00e1y t\u1ea5m b\u1ecdt v\u00e0 silo l\u01b0u tr\u1eef.<\/p>\n

\"M\u1ea5t<\/p>\n

H\u1ecd cung c\u1ea5p d\u1ecbch v\u1ee5 thi\u1ebft b\u1ecb \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t \u0111\u1ea7y \u0111\u1ee7. C\u1ea7n m\u1ed9t m\u00e1y ho\u1eb7c to\u00e0n b\u1ed9 d\u00e2y chuy\u1ec1n s\u1ea3n xu\u1ea5t? Li\u00ean h\u1ec7 v\u1edbi h\u1ecd t\u1ea1i 86 15988479417, email zyh@oc-epc.com<\/u><\/a>ho\u1eb7c gh\u00e9 th\u0103m https:\/\/www.oc-epc.com\/<\/u><\/a>.<\/p>\n

Nh\u1eefng th\u00e1ch th\u1ee9c v\u00e0 gi\u1ea3i ph\u00e1p trong vi\u1ec7c \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t<\/b><\/strong><\/h2>\n

Lost foam casting r\u1ea5t h\u1eefu \u00edch. Nh\u01b0ng n\u00f3 c\u00f3 m\u1ed9t s\u1ed1 th\u00e1ch th\u1ee9c. M\u1ed9t v\u1ea5n \u0111\u1ec1 l\u00e0 c\u00e1c m\u00f4 h\u00ecnh b\u1ecdt b\u1ecb h\u1ecfng trong khi \u0111\u1ed5. Ch\u1ea5t l\u01b0\u1ee3ng b\u1ecdt v\u00e0 l\u1edbp ph\u1ee7 t\u1ed1t h\u01a1n c\u00f3 th\u1ec3 s\u1eeda ch\u1eefa \u0111i\u1ec1u n\u00e0y. L\u1ed7i kh\u00ed v\u00e0 co l\u1ea1i c\u0169ng x\u1ea3y ra n\u1ebfu qu\u00e1 tr\u00ecnh kh\u00f4ng \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t t\u1ed1t.<\/p>\n

\u0110\u1ec3 tr\u00e1nh nh\u1eefng \u0111i\u1ec1u n\u00e0y, c\u00f4ng nh\u00e2n ph\u1ea3i \u0111i\u1ec1u ch\u1ec9nh nhi\u1ec7t \u0111\u1ed5. H\u1ecd n\u00ean s\u1eed d\u1ee5ng c\u00e1c l\u1ed7 th\u00f4ng gi\u00f3 th\u00edch h\u1ee3p v\u00e0 khu\u00f4n kh\u00f4 t\u1ed1t. V\u1edbi c\u00e1c ph\u01b0\u01a1ng ph\u00e1p ph\u00f9 h\u1ee3p, ngay c\u1ea3 c\u00e1c kim lo\u1ea1i c\u1ee9ng nh\u01b0 th\u00e9p h\u1ee3p kim \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t ho\u1eb7c \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t \u0111\u1ed3ng c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng t\u1ed1t.<\/p>\n

\u1ee8ng d\u1ee5ng c\u1ee7a Lost Foam Casting Products<\/b><\/strong><\/h2>\n

\u0110\u00fac b\u1ecdt b\u1ecb m\u1ea5t \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong nhi\u1ec1u l\u0129nh v\u1ef1c ng\u00e0y nay. Trong \u00f4 t\u00f4, n\u00f3 t\u1ea1o ra c\u00e1c kh\u1ed1i \u0111\u1ed9ng c\u01a1, tr\u01b0\u1eddng h\u1ee3p b\u00e1nh r\u0103ng v\u00e0 c\u00e1c b\u1ed9 ph\u1eadn treo. C\u00e1c c\u00f4ng ty m\u00e1y bay s\u1eed d\u1ee5ng n\u00f3 cho \u0111\u00fac b\u1ecdt nh\u00f4m nh\u1eb9 b\u1ecb m\u1ea5t. Trong n\u00f4ng nghi\u1ec7p, n\u00f3 t\u1ea1o ra c\u00e1c c\u00f4ng c\u1ee5 v\u00e0 b\u1ed9 ph\u1eadn m\u00e1y m\u00f3c t\u1eeb \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t b\u1eb1ng s\u1eaft ductile ho\u1eb7c \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t b\u1eb1ng th\u00e9p carbon.<\/p>\n

Trong ngh\u1ec7 thu\u1eadt v\u00e0 thi\u1ebft k\u1ebf x\u00e2y d\u1ef1ng, \u0111\u00fac \u0111\u1ed3ng b\u1ecdt b\u1ecb m\u1ea5t, \u0111\u00fac \u0111\u1ed3ng b\u1ecdt b\u1ecb m\u1ea5t v\u00e0 \u0111\u00fac \u0111\u1ed3ng b\u1ecdt b\u1ecb m\u1ea5t l\u00e0m cho c\u00e1c b\u1ee9c t\u01b0\u1ee3ng v\u00e0 trang tr\u00ed chi ti\u1ebft. S\u1ef1 l\u1ef1a ch\u1ecdn r\u1ed9ng r\u00e3i c\u1ee7a v\u1eadt li\u1ec7u c\u00f3 ngh\u0129a l\u00e0 c\u00e1c s\u1ea3n ph\u1ea9m \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t c\u00f3 th\u1ec3 \u0111\u00e1p \u1ee9ng h\u1ea7u nh\u01b0 b\u1ea5t k\u1ef3 thi\u1ebft k\u1ebf ho\u1eb7c nhu c\u1ea7u hi\u1ec7u su\u1ea5t n\u00e0o.<\/p>\n

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

Ch\u1ecdn kim lo\u1ea1i ho\u1eb7c h\u1ed7n h\u1ee3p ph\u00f9 h\u1ee3p l\u00e0 ch\u00eca kh\u00f3a th\u00e0nh c\u00f4ng trong \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t. Cho d\u00f9 b\u1ea1n s\u1eed d\u1ee5ng \u0111\u00fac b\u1ecdt nh\u00f4m b\u1ecb m\u1ea5t, \u0111\u00fac b\u1ecdt th\u00e9p carbon b\u1ecb m\u1ea5t, ho\u1eb7c \u0111\u00fac b\u1ecdt \u0111\u1ed3ng thau b\u1ecb m\u1ea5t, bi\u1ebft \u0111i\u1ec3m m\u1ea1nh c\u1ee7a m\u1ed7i v\u1eadt li\u1ec7u gi\u00fap b\u1ea1n c\u00f3 \u0111\u01b0\u1ee3c k\u1ebft qu\u1ea3 h\u00e0ng \u0111\u1ea7u.<\/p>\n

S\u1eb5n s\u00e0ng \u0111\u1ec3 t\u0103ng s\u1ea3n xu\u1ea5t c\u1ee7a b\u1ea1n? C\u00f4ng ty TNHH C\u00f4ng ngh\u1ec7 H\u00e0ng Ch\u00e2u Ouchen<\/b><\/u><\/strong><\/a>\u00a0cung c\u1ea5p thi\u1ebft b\u1ecb tuy\u1ec7t v\u1eddi v\u00e0 d\u1ecbch v\u1ee5 t\u00f9y ch\u1ec9nh. Ti\u1ebfp c\u1eadn h\u1ecd <\/b><\/u><\/strong><\/a>t\u1ea1i 86 15988479417, email zyh@oc-epc.com<\/u><\/a>ho\u1eb7c gh\u00e9 th\u0103m https:\/\/www.oc-epc.com\/<\/u><\/a>\u00a0cho s\u1ef1 gi\u00fap \u0111\u1ee1 chuy\u00ean gia v\u1ec1 d\u1ef1 \u00e1n s\u1ea3n ph\u1ea9m \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t ti\u1ebfp theo c\u1ee7a b\u1ea1n.<\/p>\n

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

Introduction to Lost Foam Casting Lost foam casting is a new way to shape metal. It uses a foam model to make detailed and exact metal pieces. The foam shape is covered with a heat-proof coating. Then, it\u2019s placed in a sand mold. When hot metal is poured in, the foam melts away. This method […]<\/p>\n","protected":false},"author":3,"featured_media":4282,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[160,161],"tags":[],"class_list":["post-4281","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-industry-news","category-news-blog"],"acf":[],"jetpack_publicize_connections":[],"_links":{"self":[{"href":"https:\/\/www.oc-epc.com\/vi\/wp-json\/wp\/v2\/posts\/4281","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=4281"}],"version-history":[{"count":2,"href":"https:\/\/www.oc-epc.com\/vi\/wp-json\/wp\/v2\/posts\/4281\/revisions"}],"predecessor-version":[{"id":4285,"href":"https:\/\/www.oc-epc.com\/vi\/wp-json\/wp\/v2\/posts\/4281\/revisions\/4285"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.oc-epc.com\/vi\/wp-json\/wp\/v2\/media\/4282"}],"wp:attachment":[{"href":"https:\/\/www.oc-epc.com\/vi\/wp-json\/wp\/v2\/media?parent=4281"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.oc-epc.com\/vi\/wp-json\/wp\/v2\/categories?post=4281"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.oc-epc.com\/vi\/wp-json\/wp\/v2\/tags?post=4281"}],"curies":[{"name":"WP","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}