{"id":4927,"date":"2026-04-03T00:00:09","date_gmt":"2026-04-02T16:00:09","guid":{"rendered":"https:\/\/www.oc-epc.com\/?p=4927"},"modified":"2026-04-02T12:13:30","modified_gmt":"2026-04-02T04:13:30","slug":"san-pham-nao-duoc-lam-tu-duc-bot-bi-mat-mot-huong-dan-hoan-chinh","status":"publish","type":"post","link":"https:\/\/www.oc-epc.com\/vi\/news-blog\/industry-news\/what-products-are-made-from-lost-foam-casting-a-complete-guide\/","title":{"rendered":"S\u1ea3n ph\u1ea9m n\u00e0o \u0111\u01b0\u1ee3c l\u00e0m t\u1eeb Lost Foam Casting H\u01b0\u1edbng d\u1eabn ho\u00e0n ch\u1ec9nh"},"content":{"rendered":"

M\u1ea5t b\u1ecdt \u0111\u00fac<\/strong><\/a>, c\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 \u0111\u00fac m\u1eabu bay h\u01a1i, ho\u1ea1t \u0111\u1ed9ng nh\u01b0 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p \u0111\u00fac kim lo\u1ea1i ti\u00ean ti\u1ebfn. N\u00f3 s\u1eed d\u1ee5ng c\u00e1c m\u1eabu b\u1ecdt polystyrene m\u1edf r\u1ed9ng (EPS). Nh\u1eefng m\u1eabu n\u00e0y bi\u1ebfn m\u1ea5t ho\u00e0n to\u00e0n khi kim lo\u1ea1i n\u00f3ng ch\u1ea3y \u0111\u1ed5 v\u00e0o khu\u00f4n. K\u1ebft qu\u1ea3 l\u00e0, ph\u01b0\u01a1ng ph\u00e1p t\u1ea1o ra c\u00e1c b\u1ed9 ph\u1eadn h\u00ecnh d\u1ea1ng g\u1ea7n l\u01b0\u1edbi v\u1edbi \u0111\u1ed9 ch\u00ednh x\u00e1c k\u00edch th\u01b0\u1edbc r\u1ea5t t\u1ed1t v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng b\u1ec1 m\u1eb7t m\u1ecbn. C\u00e1ch ti\u1ebfp c\u1eadn n\u00e0y ho\u1ea1t \u0111\u1ed9ng \u0111\u1eb7c bi\u1ec7t t\u1ed1t cho c\u00e1c h\u00ecnh d\u1ea1ng ph\u1ee9c t\u1ea1p. Nh\u1eefng h\u00ecnh d\u1ea1ng n\u00e0y th\u01b0\u1eddng c\u00f3 c\u00e1c l\u1ed1i \u0111i b\u00ean trong, t\u01b0\u1eddng m\u1ecfng, undercuts, v\u00e0 chi ti\u1ebft tinh t\u1ebf. C\u00e1c t\u00ednh n\u0103ng nh\u01b0 v\u1eady g\u00e2y ra v\u1ea5n \u0111\u1ec1 cho \u0111\u00fac c\u00e1t truy\u1ec1n th\u1ed1ng, \u0111\u00fac \u0111\u1ea7u t\u01b0 ho\u1eb7c ph\u01b0\u01a1ng ph\u00e1p \u0111\u00fac ch\u1ebft.<\/p>\n

C\u00e1c s\u1ea3n ph\u1ea9m \u0111\u01b0\u1ee3c l\u00e0m t\u1eeb \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t xu\u1ea5t hi\u1ec7n trong nhi\u1ec1u ng\u00e0nh c\u00f4ng nghi\u1ec7p kh\u00e1c nhau. H\u1ecd l\u1ee3i d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p’ \u0110i\u1ec3m m\u1ea1nh v\u1ec1 \u0111\u1ed9 ch\u00ednh x\u00e1c, gia c\u00f4ng \u00edt h\u01a1n v\u00e0 c\u00e1c t\u00f9y ch\u1ecdn thi\u1ebft k\u1ebf linh ho\u1ea1t. H\u1ee3p kim nh\u00f4m cung c\u1ea5p c\u00e1c b\u1ed9 ph\u1eadn nh\u1eb9 ch\u1ed1ng \u0103n m\u00f2n. S\u1eaft d\u1ec5 u\u1ed1n v\u00e0 s\u1eaft x\u00e1m cung c\u1ea5p s\u1ee9c m\u1ea1nh t\u1ed1t v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00f2n. Th\u00e9p ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u cho \u0111\u1ed9 b\u1ec1n cao. \u0110\u00f4i khi m\u1ecdi ng\u01b0\u1eddi s\u1eed d\u1ee5ng h\u1ee3p kim \u0111\u1eb7c bi\u1ec7t cho c\u00e1c y\u00eau c\u1ea7u c\u1ee5 th\u1ec3.<\/p>\n

\"S\u1ea3n<\/p>\n

\u1ee8ng d\u1ee5ng c\u00f4ng nghi\u1ec7p \u00f4 t\u00f4<\/strong><\/h2>\n

S\u1ea3n xu\u1ea5t \u00f4 t\u00f4 d\u1eabn \u0111\u1ea7u trong vi\u1ec7c s\u1eed d\u1ee5ng \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t. \u0110i\u1ec1u n\u00e0y x\u1ea3y ra do nhu c\u1ea7u c\u00e1c b\u1ed9 ph\u1eadn \u0111\u1ed9ng c\u01a1 nh\u1eb9 v\u00e0 ph\u1ee9c t\u1ea1p. Nh\u1eefng b\u1ed9 ph\u1eadn n\u00e0y gi\u00fap c\u1ea3i thi\u1ec7n hi\u1ec7u qu\u1ea3 nhi\u00ean li\u1ec7u v\u00e0 hi\u1ec7u su\u1ea5t t\u1ed5ng th\u1ec3.<\/p>\n

Kh\u1ed1i \u0111\u1ed9ng c\u01a1 v\u00e0 \u0111\u1ea7u xi lanh<\/strong><\/h3>\n

C\u00e1c kh\u1ed1i \u0111\u1ed9ng c\u01a1 v\u00e0 \u0111\u1ea7u xi lanh th\u01b0\u1eddng \u0111\u01b0\u1ee3c l\u00e0m b\u1eb1ng nh\u00f4m ho\u1eb7c s\u1eaft d\u1ec5 u\u1ed1n. Ch\u00fang bao g\u1ed3m c\u00e1c k\u00eanh l\u00e0m m\u00e1t n\u1ed9i b\u1ed9 ti\u00ean ti\u1ebfn v\u00e0 c\u00e1c t\u00ednh n\u0103ng t\u00edch h\u1ee3p. C\u00e1c thi\u1ebft k\u1ebf n\u00e0y gi\u1ea3m tr\u1ecdng l\u01b0\u1ee3ng. \u0110\u1ed3ng th\u1eddi, ch\u00fang c\u1ea3i thi\u1ec7n ki\u1ec3m so\u00e1t nhi\u1ec7t v\u00e0 s\u1ee9c m\u1ea1nh c\u1ea5u tr\u00fac.<\/p>\n

Nh\u1ea5p v\u00e0 kh\u00ed th\u1ea3i Manifolds<\/strong><\/h3>\n

C\u00e1c b\u1ed9 ph\u1eadn h\u00fat v\u00e0 b\u1ed9 ph\u1eadn th\u1ea3i c\u00f3 c\u00e1c th\u00f4ng \u9053v\u00e0 \u0111i\u1ec3m l\u1eafp \u0111\u1eb7t t\u00edch h\u1ee3p. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y h\u1ed7 tr\u1ee3 c\u00e1c \u0111\u01b0\u1eddng d\u00f2ng kh\u00f4ng kh\u00ed t\u1ed1t h\u01a1n. N\u00f3 c\u0169ng lo\u1ea1i b\u1ecf m\u1ed9t s\u1ed1 b\u01b0\u1edbc l\u1eafp r\u00e1p m\u00e0 c\u00e1c ph\u01b0\u01a1ng ph\u00e1p kh\u00e1c th\u01b0\u1eddng c\u1ea7n.<\/p>\n

C\u00e1c th\u00e0nh ph\u1ea7n truy\u1ec1n t\u1ea3i v\u00e0 kh\u00e1c bi\u1ec7t<\/strong><\/h3>\n

Tr\u01b0\u1eddng h\u1ee3p truy\u1ec1n t\u1ea3i, nh\u00e0 \u1edf v\u00e0 m\u00e1y v\u1eadn chuy\u1ec3n kh\u00e1c bi\u1ec7t c\u00f3 th\u1ec3 x\u00e2y d\u1ef1ng tr\u01a1n tru. Ch\u00fang kh\u00f4ng c\u00f3 \u0111\u01b0\u1eddng ph\u00e2n chia ho\u1eb7c l\u00f5i. Thi\u1ebft l\u1eadp n\u00e0y h\u1ed7 tr\u1ee3 chuy\u1ec3n n\u0103ng l\u01b0\u1ee3ng hi\u1ec7u qu\u1ea3. N\u00f3 c\u0169ng l\u00e0m gi\u1ea3m l\u01b0\u1ee3ng gia c\u00f4ng sau khi \u0111\u00fac.<\/p>\n

B\u1ed9 ph\u1eadn treo v\u00e0 l\u00e1i<\/strong><\/h3>\n

Khung tay l\u00e1i, c\u00e1nh tay treo v\u00e0 c\u00e1c th\u00e0nh ph\u1ea7n phanh nh\u1eadn \u0111\u01b0\u1ee3c l\u1ee3i \u00edch t\u1eeb dung sai ch\u1eb7t ch\u1ebd v\u00e0 thi\u1ebft k\u1ebf k\u1ebft h\u1ee3p. C\u00e1c t\u00ednh n\u0103ng n\u00e0y c\u1ea3i thi\u1ec7n c\u00e1ch xe x\u1eed l\u00fd v\u00e0 gi\u1eef an to\u00e0n.<\/p>\n

C\u00e1c th\u00e0nh ph\u1ea7n v\u1eadn chuy\u1ec3n n\u1eb7ng v\u00e0 h\u00e0ng h\u1ea3i<\/strong><\/h2>\n

C\u00e1c l\u0129nh v\u1ef1c nhi\u1ec7m v\u1ee5 n\u1eb7ng s\u1eed d\u1ee5ng \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t cho c\u00e1c b\u1ed9 ph\u1eadn m\u1ea1nh m\u1ebd. Nh\u1eefng b\u1ed9 ph\u1eadn n\u00e0y ph\u1ea3i \u0111\u1ed1i m\u1eb7t v\u1edbi \u0111i\u1ec1u ki\u1ec7n kh\u00f3 kh\u0103n.<\/p>\n

Thi\u1ebft b\u1ecb v\u1eadn t\u1ea3i n\u1eb7ng v\u00e0 \u0111\u01b0\u1eddng s\u1eaft<\/strong><\/h3>\n

Khung, v\u1ecf c\u1ea5u tr\u00fac v\u00e0 c\u00e1c th\u00e0nh ph\u1ea7n li\u00ean quan \u0111\u1ebfn \u0111\u1ed9ng c\u01a1 trong xe t\u1ea3i n\u1eb7ng v\u00e0 \u0111\u01b0\u1eddng s\u1eaft s\u1eed d\u1ee5ng v\u1eabn c\u1ee9ng. Ch\u00fang v\u1eabn bao g\u1ed3m c\u00e1c t\u00ednh n\u0103ng n\u1ed9i b\u1ed9 ph\u1ee9c t\u1ea1p.<\/p>\n

B\u1ed9 ph\u1eadn kh\u00ed th\u1ea3i v\u00e0 \u0111\u1ed9ng c\u01a1 bi\u1ec3n<\/strong><\/h3>\n

V\u1ecf kh\u00ed th\u1ea3i bi\u1ec3n k\u1ebft h\u1ee3p c\u00e1c ch\u1ee9c n\u0103ng kh\u00ed th\u1ea3i, l\u00e0m m\u00e1t, l\u00e1i v\u00e0 l\u1eafp \u0111\u1eb7t th\u00e0nh m\u1ed9t \u0111\u00fac nh\u00f4m. \u0110i\u1ec1u n\u00e0y thay th\u1ebf c\u00e1c l\u1eafp r\u00e1p b\u1eb1ng nhi\u1ec1u b\u1ed9 ph\u1eadn. N\u00f3 mang l\u1ea1i ti\u1ebft ki\u1ec7m chi ph\u00ed r\u00f5 r\u00e0ng cho m\u1ed7i \u0111\u01a1n v\u1ecb.<\/p>\n

B\u1ed9 ph\u1eadn m\u00e1y m\u00f3c n\u00f4ng nghi\u1ec7p v\u00e0 x\u00e2y d\u1ef1ng<\/strong><\/h2>\n

Thi\u1ebft b\u1ecb n\u00f4ng nghi\u1ec7p v\u00e0 x\u00e2y d\u1ef1ng ph\u1ee5 thu\u1ed9c v\u00e0o \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t. N\u00f3 cung c\u1ea5p hi\u1ec7u su\u1ea5t \u0111\u00e1ng tin c\u1eady trong c\u00e1c thi\u1ebft l\u1eadp th\u00f4, m\u00e0i m\u00f2n.<\/p>\n

Nh\u00e0 m\u00e1y b\u01a1m v\u00e0 c\u00e1nh qu\u1ea1t<\/strong><\/h3>\n

V\u1ecf b\u01a1m v\u00e0 c\u00e1nh qu\u1ea1t c\u00f3 c\u00e1c \u0111\u01b0\u1eddng th\u00f4ng n\u1ed9i ch\u00ednh x\u00e1c. Nh\u1eefng \u0111\u01b0\u1eddng \u0111i n\u00e0y quan tr\u1ecdng cho d\u00f2ng ch\u1ea3y ch\u1ea5t l\u1ecfng t\u1ed1t v\u00e0 m\u00e0i m\u00f2n th\u1ea5p.<\/p>\n

H\u1ed9p s\u1ed1 v\u1ecf v\u00e0 Manifolds th\u1ee7y l\u1ef1c<\/strong><\/h3>\n

V\u1ecf h\u1ed9p s\u1ed1, b\u1ed9 ph\u1eadn th\u1ee7y l\u1ef1c, c\u00e1c b\u1ed9 ph\u1eadn tr\u1ee5c v\u00e0 c\u00e1c th\u00e0nh ph\u1ea7n phanh cung c\u1ea5p s\u1ee9c m\u1ea1nh. Ch\u00fang c\u0169ng c\u00f3 h\u00ecnh d\u1ea1ng chi ti\u1ebft ph\u00f9 h\u1ee3p v\u1edbi t\u1ea3i n\u1eb7ng.<\/p>\n

\"Nh\u00e0<\/p>\n

S\u1ea3n ph\u1ea9m b\u01a1m, van v\u00e0 h\u1ec7 th\u1ed1ng ch\u1ea5t l\u1ecfng<\/strong><\/h2>\n

C\u00e1c l\u0129nh v\u1ef1c x\u1eed l\u00fd ch\u1ea5t l\u1ecfng nh\u01b0 ph\u01b0\u01a1ng ph\u00e1p cho c\u00e1c b\u1ed9 ph\u1eadn c\u1ea7n b\u1ec1 m\u1eb7t b\u00ean trong m\u1ecbn v\u00e0 \u0111\u01b0\u1eddng d\u00f2ng ph\u1ee9c t\u1ea1p.<\/p>\n

Th\u00e2n van v\u00e0 ph\u1ee5 ki\u1ec7n<\/strong><\/h3>\n

C\u01a1 th\u1ec3 van, ph\u1ee5 ki\u1ec7n s\u1eaft ductile v\u00e0 c\u00e1c th\u00e0nh ph\u1ea7n t\u01b0\u01a1ng t\u1ef1 \u0111\u1ea3m b\u1ea3o ni\u00eam phong t\u1ed1t v\u00e0 ki\u1ec3m so\u00e1t d\u00f2ng ch\u1ea3y. Ch\u00fang c\u1ea7n \u00edt m\u00e1y m\u00f3c h\u01a1n.<\/p>\n

Qu\u1ea1t b\u01a1m ch\u00e2n kh\u00f4ng v\u00e0 b\u1ed9 ph\u1eadn b\u01a1m b\u00f9n<\/strong><\/h3>\n

Qu\u1ea1t b\u01a1m ch\u00e2n kh\u00f4ng v\u00e0 c\u00e1c b\u1ed9 ph\u1eadn b\u01a1m b\u00f9n \u0111\u1ea1t \u0111\u1ebfn c\u1ea5u tr\u00fac l\u01b0\u1ee1i v\u00e0 v\u1ecf chi ti\u1ebft. \u0110i\u1ec1u n\u00e0y t\u1ed1i \u01b0u h\u00f3a hi\u1ec7u su\u1ea5t trong c\u00e1c \u1ee9ng d\u1ee5ng c\u1ee9ng.<\/p>\n

Volumes v\u00e0 Housings<\/strong><\/h3>\n

C\u00e1c v\u00f2ng b\u01a1m v\u00e0 v\u1ecf b\u1eb1ng s\u1eaft ho\u1eb7c nh\u00f4m gi\u00fap chuy\u1ec3n \u0111\u1ed9ng ch\u1ea5t l\u1ecfng hi\u1ec7u qu\u1ea3 trong c\u00e1c h\u1ec7 th\u1ed1ng c\u00f4ng nghi\u1ec7p.<\/p>\n

Th\u00e0nh ph\u1ea7n m\u00e1y m\u00f3c v\u00e0 thi\u1ebft b\u1ecb c\u00f4ng nghi\u1ec7p<\/strong><\/h2>\n

M\u00e1y m\u00f3c c\u00f4ng nghi\u1ec7p l\u1ee3i nhu\u1eadn t\u1eeb \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t’ s k\u1ef9 n\u0103ng \u0111\u1ec3 l\u00e0m cho c\u00e1c b\u1ed9 ph\u1eadn ch\u1ed1ng m\u00f2n v\u1edbi chi ti\u1ebft tinh t\u1ebf.<\/p>\n

Nh\u00e0 m\u00e1y n\u00e9n v\u00e0 h\u1ed9p b\u00e1nh r\u0103ng<\/strong><\/h3>\n

V\u1ecf m\u00e1y n\u00e9n, h\u1ed9p s\u1ed1 v\u00e0 c\u01a1 s\u1edf m\u00e1y qu\u1ea3n l\u00fd c\u0103ng th\u1eb3ng cao. Ch\u00fang c\u00f3 t\u00ednh n\u0103ng t\u00edch h\u1ee3p v\u00e0 b\u1ec1 m\u1eb7t ho\u00e0n thi\u1ec7n tuy\u1ec7t v\u1eddi.<\/p>\n

Khai th\u00e1c m\u1ecf Granulator v\u00edt v\u00e0 chu\u1ed7i cu\u1ed9n<\/strong><\/h3>\n

V\u00edt granulator khai th\u00e1c m\u1ecf v\u00e0 cu\u1ed9n chu\u1ed7i s\u1eaft ductile s\u1eed d\u1ee5ng thi\u1ebft k\u1ebf c\u00f4ng c\u1ee5 c\u00f3 th\u1ec3 thay \u0111\u1ed5i. \u0110i\u1ec1u n\u00e0y cho ph\u00e9p nhi\u1ec1u thi\u1ebft l\u1eadp t\u1eeb m\u1ed9t c\u00f4ng c\u1ee5.<\/p>\n

Nh\u00e0 l\u1ecdc nhi\u00ean li\u1ec7u<\/strong><\/h3>\n

V\u1ecf l\u1ecdc nhi\u00ean li\u1ec7u bao g\u1ed3m m\u1ed9t s\u1ed1 \u0111\u01b0\u1eddng \u0111i ri\u00eang bi\u1ec7t th\u00f4ng qua coring ph\u1ee9c t\u1ea1p. \u0110i\u1ec1u n\u00e0y \u0111\u1ea3m b\u1ea3o l\u1ecdc t\u1ed1t.<\/p>\n

C\u00e1c th\u00e0nh ph\u1ea7n c\u1ea5u tr\u00fac h\u00e0ng kh\u00f4ng v\u0169 tr\u1ee5 v\u00e0 nh\u1eb9<\/strong><\/h2>\n

H\u00e0ng kh\u00f4ng v\u0169 tr\u1ee5 s\u1eed d\u1ee5ng t\u1eadp trung v\u00e0o vi\u1ec7c c\u1eaft gi\u1ea3m tr\u1ecdng l\u01b0\u1ee3ng v\u00e0 gi\u1eef \u0111\u1ed9 ch\u00ednh x\u00e1c.<\/p>\n

H\u1ed7 tr\u1ee3 c\u1ea5u tr\u00fac v\u00e0 l\u1eafp r\u00e1p \u1ed1ng kh\u00f4ng kh\u00ed<\/strong><\/h3>\n

H\u1ed7 tr\u1ee3 c\u1ea5u tr\u00fac nh\u00f4m nh\u1eb9, l\u1eafp r\u00e1p \u1ed1ng kh\u00f4ng kh\u00ed v\u00e0 d\u1ea5u ch\u1ed1t c\u00f3 t\u01b0\u1eddng m\u1ecfng v\u00e0 gia c\u1ed1 b\u00ean trong. \u0110i\u1ec1u n\u00e0y quan tr\u1ecdng cho hi\u1ec7u su\u1ea5t.<\/p>\n