{"id":4365,"date":"2025-06-13T11:50:53","date_gmt":"2025-06-13T03:50:53","guid":{"rendered":"https:\/\/www.oc-epc.com\/?p=4365"},"modified":"2025-06-10T17:39:07","modified_gmt":"2025-06-10T09:39:07","slug":"material-selection-in-lost-foam-casting-processes","status":"publish","type":"post","link":"https:\/\/www.oc-epc.com\/vi\/tin-tuc-blog\/tin-tuc-nganh\/lua-chon-vat-lieu-trong-cac-quy-trinh-duc-bot-bi-mat\/","title":{"rendered":"Ch\u1ecdn v\u1eadt li\u1ec7u trong c\u00e1c quy tr\u00ecnh \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t"},"content":{"rendered":"

V\u1eadt li\u1ec7u m\u1eabu b\u1ecdt<\/b><\/strong><\/h2>\n

Polystyrene: T\u00ednh n\u0103ng v\u00e0 S\u1eed d\u1ee5ng<\/b><\/strong>
\n<\/b><\/strong><\/h3>\n

\"M\u00e1y<\/p>\n

Polystyrene l\u00e0 l\u1ef1a ch\u1ecdn h\u00e0ng \u0111\u1ea7u cho b\u1ecdt trong \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t. N\u00f3 si\u00eau \u1ed5n \u0111\u1ecbnh v\u1ec1 k\u00edch th\u01b0\u1edbc v\u00e0 d\u1ec5 \u0111\u1ecbnh h\u00ecnh. V\u1eadt li\u1ec7u n\u00e0y nh\u1eb9 v\u00e0 r\u1ebb. N\u00f3 cung c\u1ea5p m\u1ed9t k\u1ebft th\u00fac t\u1ed1t \u0111\u1eb9p, m\u01b0\u1ee3t m\u00e0 tr\u00ean m\u1ee5c \u0111\u00fac cu\u1ed1i c\u00f9ng. Polystyrene b\u1ecb ch\u00e1y s\u1ea1ch trong khi \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t, h\u1ea7u nh\u01b0 kh\u00f4ng \u0111\u1ec3 l\u1ea1i b\u1ea5t k\u1ef3 r\u00e1c th\u1ea3i n\u00e0o ph\u00eda sau. \u0110i\u1ec1u n\u00e0y l\u00e0m cho n\u00f3 ho\u00e0n h\u1ea3o cho c\u00f4ng vi\u1ec7c n\u00e0y. N\u00f3 ho\u1ea1t \u0111\u1ed9ng tuy\u1ec7t v\u1eddi \u1edf nhi\u1ec1u n\u01a1i, nh\u01b0 s\u1ea3n xu\u1ea5t xe h\u01a1i v\u00e0 m\u00e1y m\u00f3c, n\u01a1i ch\u00ednh x\u00e1c v\u00e0 nhanh ch\u00f3ng quan tr\u1ecdng r\u1ea5t nhi\u1ec1u.<\/p>\n

Polymethyl Methacrylate (PMMA): Quy\u1ec1n l\u1ee3i v\u00e0 khi n\u00e0o s\u1eed d\u1ee5ng n\u00f3<\/b><\/strong><\/h3>\n

PMMA kh\u00f4ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng nhi\u1ec1u nh\u01b0 polystyrene, nh\u01b0ng n\u00f3 m\u1ea1nh h\u01a1n v\u00e0 ch\u00ednh x\u00e1c h\u01a1n. Nh\u1eefng \u0111\u1eb7c \u0111i\u1ec3m n\u00e0y l\u00e0m cho n\u00f3 t\u1ed1t cho \u0111\u00fac ph\u1ee9c t\u1ea1p, si\u00eau ch\u00ednh x\u00e1c. PMMA chi ph\u00ed nhi\u1ec1u h\u01a1n, m\u1eb7c d\u00f9, v\u00e0 l\u00e0 m\u1ed9t ch\u00fat kh\u00f3 h\u01a1n \u0111\u1ec3 l\u00e0m vi\u1ec7c v\u1edbi. B\u1ea1n th\u01b0\u1eddng th\u1ea5y n\u00f3 trong c\u00e1c c\u00f4ng vi\u1ec7c c\u1ea7n \u0111\u1ed9 ch\u00ednh x\u00e1c v\u00e0 \u0111\u1ed9 b\u1ec1n h\u00e0ng \u0111\u1ea7u, ch\u1eb3ng h\u1ea1n nh\u01b0 c\u00e1c b\u1ed9 ph\u1eadn cho m\u00e1y bay ho\u1eb7c c\u00e1c m\u1ea3nh nh\u00e0 m\u00e1y sang tr\u1ecdng.<\/p>\n

\"M\u00e1y<\/p>\n

V\u1eadt li\u1ec7u l\u1edbp ph\u1ee7<\/b><\/strong><\/h2>\n

B\u00f9n ch\u1ed1ng ch\u00e1y: \u0110i\u1ec1u g\u00ec trong n\u00f3 v\u00e0 n\u00f3 l\u00e0m g\u00ec<\/b><\/strong><\/h3>\n

B\u00f9n ch\u1ed1ng ch\u00e1y l\u00e0 m\u1ed9t h\u1ed7n h\u1ee3p c\u1ee7a c\u00e1c bit ch\u1ed1ng nhi\u1ec7t, v\u1eadt li\u1ec7u d\u00ednh v\u00e0 n\u01b0\u1edbc. N\u00f3 ph\u1ee7 m\u1eabu b\u1ecdt trong \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t. C\u00e1c bit th\u01b0\u1eddng l\u00e0 nh\u1eefng th\u1ee9 nh\u01b0 nh\u00f4m silicate, zircon ho\u1eb7c silica. B\u1ea1n ch\u1ecdn ch\u00fang d\u1ef1a tr\u00ean bao nhi\u00eau nhi\u1ec7t ch\u00fang c\u00f3 th\u1ec3 m\u1ea5t v\u00e0 lo\u1ea1i k\u1ebft th\u00fac b\u1ea1n mu\u1ed1n. C\u00e1c v\u1eadt li\u1ec7u d\u00ednh d\u00e1n, nh\u01b0 silica colloidal ho\u1eb7c \u0111\u1ea5t s\u00e9t, t\u1ea1o ra m\u1ed9t l\u1edbp ph\u1ee7 m\u1ea1nh m\u1ebd, th\u1eadm ch\u00ed. \u00c1o kho\u00e1c n\u00e0y gi\u1eef cho kim lo\u1ea1i n\u00f3ng kh\u00f4ng l\u00e0m l\u1ed9n m\u1eabu. N\u00f3 gi\u1eef h\u00ecnh d\u1ea1ng v\u00e0 k\u1ebft c\u1ea5u \u0111\u00fang \u0111\u1eafn.<\/p>\n

V\u1ecf g\u1ed1m: T\u1ea1i sao n\u00f3 tuy\u1ec7t v\u1eddi cho \u0111\u1ed9 ch\u00ednh x\u00e1c<\/b><\/strong><\/h3>\n

\u0110\u00f4i khi, m\u1ed9t v\u1ecf g\u1ed1m s\u1ee9 t\u1ed1t h\u01a1n v\u00ec n\u00f3 x\u1eed l\u00fd nhi\u1ec7t t\u1ed1t v\u00e0 t\u1ea1o ra c\u00e1c chi ti\u1ebft tinh t\u1ebf h\u01a1n. \u00c1o kho\u00e1c g\u1ed1m s\u00e1ng khi b\u1ea1n \u0111ang s\u1eed d\u1ee5ng kim lo\u1ea1i si\u00eau n\u00f3ng ho\u1eb7c c\u1ea7n m\u1ed9t k\u1ebft th\u00fac si\u00eau m\u1ecbn. H\u1ecd \u0111\u1ee7 kh\u00f3 kh\u0103n \u0111\u1ec3 cho ph\u00e9p c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t t\u1ea1o ra c\u00e1c thi\u1ebft k\u1ebf sang tr\u1ecdng v\u1edbi m\u1ed9t v\u00e0i khi\u1ebfm khuy\u1ebft. \u0110i\u1ec1u n\u00e0y l\u00e0m cho ch\u00fang tr\u1edf th\u00e0nh m\u1ed9t \u0111i\u1ec1u c\u1ea7n thi\u1ebft cho c\u00e1c n\u01a1i c\u1ea7n c\u00f4ng vi\u1ec7c ch\u00ednh x\u00e1c, ch\u1eb3ng h\u1ea1n nh\u01b0 k\u1ef9 thu\u1eadt c\u00f4ng ngh\u1ec7 cao.<\/p>\n

\"M\u00e1y<\/p>\n

Ch\u1ecdn h\u1ee3p kim kim lo\u1ea1i<\/b><\/strong><\/h2>\n

H\u1ee3p kim s\u1eaft nh\u01b0 th\u1ebf n\u00e0o<\/b><\/strong><\/h3>\n

H\u1ee3p kim s\u1eaft bao g\u1ed3m nh\u1eefng th\u1ee9 nh\u01b0 s\u1eaft \u0111\u00fac v\u00e0 c\u00e1c lo\u1ea1i th\u00e9p. S\u1eaft \u0111\u00fac l\u00e0 tuy\u1ec7t v\u1eddi cho c\u00e1ch d\u1ec5 d\u00e0ng n\u00f3 \u0111\u1ed5 v\u00e0 \u0111\u1eb7c \u0111i\u1ec3m m\u1ea1nh m\u1ebd c\u1ee7a n\u00f3. N\u00f3 \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ea5t nhi\u1ec1u cho c\u00e1c b\u1ed9 ph\u1eadn \u00f4 t\u00f4, \u1ed1ng v\u00e0 c\u00e1c m\u1ea3nh m\u00e1y v\u00ec n\u00f3 c\u1ee9ng v\u00e0 r\u1ebb ti\u1ec1n. H\u1ee3p kim th\u00e9p cung c\u1ea5p th\u00eam s\u1ee9c m\u1ea1nh v\u00e0 ch\u1ed1ng m\u00f2n t\u1ed1t h\u01a1n. Ch\u00fang r\u1ea5t t\u1ed1t cho c\u00e1c c\u00f4ng vi\u1ec7c c\u1ea7n \u0111\u1ed9 b\u1ec1n nghi\u00eam tr\u1ecdng, nh\u01b0 c\u00f4ng c\u1ee5 x\u00e2y d\u1ef1ng, m\u00e1y m\u00f3c l\u1edbn ho\u1eb7c c\u00e1c b\u1ed9 ph\u1eadn c\u1ea5u tr\u00fac.<\/p>\n

L\u00e0m th\u1ebf n\u00e0o h\u1ee3p kim kh\u00f4ng s\u1eaft ph\u00f9 h\u1ee3p trong \u0111\u00fac<\/b><\/strong><\/h3>\n

H\u1ee3p kim kh\u00f4ng s\u1eaft bao g\u1ed3m c\u00e1c v\u1eadt li\u1ec7u nh\u01b0 nh\u00f4m, magi\u00ea v\u00e0 \u0111\u1ed3ng. H\u1ee3p kim nh\u00f4m \u0111\u01b0\u1ee3c y\u00eau th\u00edch v\u00ec nh\u1eb9 v\u00e0 kh\u00f4ng r\u1ec9 d\u1ec5 d\u00e0ng. H\u1ecd r\u1ea5t l\u1edbn trong s\u1ea3n xu\u1ea5t m\u00e1y bay, n\u01a1i c\u1eaft gi\u1ea3m c\u00e2n m\u00e0 kh\u00f4ng m\u1ea5t s\u1ee9c m\u1ea1nh l\u00e0 ch\u00eca kh\u00f3a. H\u1ee3p kim magi\u00ea tr\u1ed9n tr\u1ecdng l\u01b0\u1ee3ng th\u1ea5p v\u1edbi s\u1ee9c m\u1ea1nh l\u1edbn. Ch\u00fang ho\u00e0n h\u1ea3o cho c\u00e1c b\u1ed9 ph\u1eadn xe h\u01a1i nh\u1eb1m ti\u1ebft ki\u1ec7m kh\u00ed. H\u1ee3p kim \u0111\u1ed3ng mang \u0111i\u1ec7n t\u1ed1t v\u00e0 kh\u00f4ng g\u1ec9. Ch\u00fang r\u1ea5t quan tr\u1ecdng cho c\u00e1c bit \u0111i\u1ec7n nh\u01b0 c\u00e1c \u0111\u1ea7u n\u1ed1i ho\u1eb7c thanh bus.<\/p>\n

Ch\u1ecdn v\u1eadt li\u1ec7u l\u00e0 m\u1ed9t th\u1ecfa thu\u1eadn r\u1ea5t l\u1edbn trong vi\u1ec7c l\u00e0m cho vi\u1ec7c \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t \u0111\u00fang c\u00e1ch. B\u1eb1ng c\u00e1ch bi\u1ebft nh\u1eefng g\u00ec m\u1ed7i v\u1eadt li\u1ec7u - nh\u01b0 polystyrene ho\u1eb7c b\u1ecdt PMMA, b\u00f9n ch\u1ed1ng ch\u00e1y ho\u1eb7c l\u1edbp ph\u1ee7 g\u1ed1m, ho\u1eb7c h\u1ee3p kim kim lo\u1ea1i - c\u00f3 th\u1ec3 l\u00e0m, c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t c\u00f3 th\u1ec3 nh\u1eadn \u0111\u01b0\u1ee3c k\u1ebft qu\u1ea3 t\u1ed1t nh\u1ea5t cho nhu c\u1ea7u nh\u00e0 m\u00e1y c\u1ee5 th\u1ec3.<\/p>\n

L\u1ef1a ch\u1ecdn c\u00e1t cho \u0111\u00fac<\/b><\/strong><\/h2>\n

S\u1eed d\u1ee5ng ph\u1ed5 bi\u1ebfn c\u1ee7a c\u00e1t silica<\/b><\/strong><\/h3>\n

C\u00e1t silica l\u00e0 c\u00e1t \u0111i cho \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t b\u1edfi v\u00ec n\u00f3 d\u1ec5 d\u00e0ng \u0111\u1ec3 c\u00f3 \u0111\u01b0\u1ee3c v\u00e0 kh\u00f4ng t\u1ed1n nhi\u1ec1u ti\u1ec1n. \u0110\u1eb7c \u0111i\u1ec3m c\u1ee7a n\u00f3 l\u00e0m cho n\u00f3 tuy\u1ec7t v\u1eddi cho t\u1ea5t c\u1ea3 c\u00e1c lo\u1ea1i c\u00f4ng vi\u1ec7c \u0111\u00fac kim lo\u1ea1i. C\u00e1t silica cho ph\u00e9p kh\u00f4ng kh\u00ed th\u00f4ng qua t\u1ed1t v\u00e0 gi\u1eef \u1ed5n \u0111\u1ecbnh trong nhi\u1ec7t \u0111\u1ed9. \u0110\u00e2y l\u00e0 nh\u1eefng \u0111i\u1ec1u c\u1ea7n thi\u1ebft \u0111\u1ec3 gi\u1eef cho khu\u00f4n m\u1ea1nh m\u1ebd trong khi \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t. H\u1ecd \u0111\u1ea3m b\u1ea3o kim lo\u1ea1i n\u00f3ng ch\u1ea3y tr\u01a1n tru v\u00e0o khu\u00f4n m\u00e0 kh\u00f4ng g\u00e2y ra v\u1ee1 ho\u1eb7c l\u1ed7i. Th\u00eam v\u00e0o \u0111\u00f3, c\u00e1t silica c\u00f3 th\u1ec3 x\u1eed l\u00fd nhi\u1ec7t \u0111\u1ed9 cao. \u0110i\u1ec1u \u0111\u00f3 l\u00e0m cho n\u00f3 tuy\u1ec7t v\u1eddi cho vi\u1ec7c l\u00e0m \u0111\u00fac c\u1ee9ng, ch\u00ednh x\u00e1c.<\/p>\n

C\u00e1t silica \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u1edf kh\u1eafp m\u1ecdi n\u01a1i v\u00ec n\u00f3 ho\u1ea1t \u0111\u1ed9ng cho r\u1ea5t nhi\u1ec1u th\u1ee9. T\u1eeb c\u00e1c b\u1ed9 ph\u1eadn \u00f4 t\u00f4 \u0111\u1ebfn c\u00e1c m\u1ea3nh m\u00e1y n\u1eb7ng, n\u00f3 gi\u00fap t\u1ea1o ra c\u00e1c thi\u1ebft k\u1ebf kh\u00f3 kh\u0103n v\u1edbi k\u1ebft qu\u1ea3 v\u1eefng ch\u1eafc. R\u1ebb h\u01a1n ch\u1ec9 l\u00e0m cho n\u00f3 ph\u1ed5 bi\u1ebfn h\u01a1n. \u0110\u00f3 l\u00e0 m\u1ed9t l\u1ef1a ch\u1ecdn h\u00e0ng \u0111\u1ea7u cho c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t mu\u1ed1n ch\u1ea5t l\u01b0\u1ee3ng m\u00e0 kh\u00f4ng chi ti\u00eau qu\u00e1 nhi\u1ec1u.<\/p>\n

S\u1eed d\u1ee5ng \u0111\u1eb7c bi\u1ec7t c\u1ee7a c\u00e1t Zircon cho \u0111\u00fac n\u00f3ng<\/b><\/strong><\/h3>\n

C\u00e1t zircon \u0111\u01b0\u1ee3c ch\u1ecdn v\u00ec kh\u1ea3 n\u0103ng di chuy\u1ec3n nhi\u1ec7t tuy\u1ec7t v\u1eddi v\u00e0 k\u00e9o d\u00e0i nhi\u1ec7t th\u1ea5p. Nh\u1eefng \u0111i\u1ec1u n\u00e0y l\u00e0m cho n\u00f3 ho\u00e0n h\u1ea3o cho c\u00e1c c\u00f4ng vi\u1ec7c \u0111\u00fac b\u1ecdt m\u1ea5t c\u1ea7n ki\u1ec3m so\u00e1t nhi\u1ec7t ch\u1eb7t ch\u1ebd v\u00e0 m\u1ed9t v\u00e0i sai l\u1ea7m. C\u00e1t Zircon \u0111\u1eb7c bi\u1ec7t t\u1ed1t cho kim lo\u1ea1i si\u00eau n\u00f3ng v\u00e0 c\u00f4ng vi\u1ec7c mu\u1ed1n k\u1ebft th\u00fac si\u00eau m\u1ecbn. N\u00f3 gi\u1eef cho h\u00ecnh d\u1ea1ng ch\u00ednh x\u00e1c ngay c\u1ea3 trong nhi\u1ec7t \u0111\u1ed9 c\u1ef1c \u0111oan. \u0110i\u1ec1u n\u00e0y \u0111\u1ea3m b\u1ea3o r\u1eb1ng ph\u1ea7n cu\u1ed1i c\u00f9ng \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n kh\u00f3 kh\u0103n.<\/p>\n

Nh\u1eefng n\u01a1i nh\u01b0 c\u00e1c c\u00f4ng ty s\u1ea3n xu\u1ea5t m\u00e1y bay v\u00e0 n\u0103ng l\u01b0\u1ee3ng d\u1ef1a v\u00e0o c\u00e1t zircon v\u00ec c\u00e1c k\u1ef9 n\u0103ng \u0111\u1eb7c bi\u1ec7t c\u1ee7a n\u00f3. S\u1ee9c m\u1ea1nh c\u1ee7a v\u1eadt li\u1ec7u n\u00e0y cho ph\u00e9p c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t c\u00f3 \u0111\u01b0\u1ee3c chi ti\u1ebft tuy\u1ec7t v\u1eddi trong \u0111\u00fac. N\u00f3 c\u1eaft gi\u1ea3m c\u00e1c s\u1eeda ch\u1eefa sau khi \u0111\u00fac. C\u00e1t zircon chi ph\u00ed nhi\u1ec1u h\u01a1n c\u00e1t silica, nh\u01b0ng l\u1ee3i \u00edch c\u1ee7a n\u00f3 th\u01b0\u1eddng l\u00e0m cho n\u00f3 \u0111\u00e1ng gi\u00e1 khi \u0111\u1ed9 ch\u00ednh x\u00e1c v\u00e0 hi\u1ec7u su\u1ea5t kh\u00f4ng th\u1ec3 b\u1ecf qua.<\/p>\n

Ph\u1ee5 gia v\u00e0 ch\u1ea5t r\u00e0ng bu\u1ed9c trong \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t<\/b><\/strong><\/h2>\n

T\u1ea1i sao Clay Bentonite gi\u00fap khu\u00f4n d\u00ednh<\/b><\/strong><\/h3>\n

Clay bentonite l\u00e0 ch\u1ea5t k\u1ebft h\u1ee3p ph\u1ed5 bi\u1ebfn trong khu\u00f4n c\u00e1t. N\u00f3 l\u00e0m cho c\u00e1t d\u00ednh d\u00e1n v\u1edbi nhau t\u1ed1t h\u01a1n v\u00e0 gi\u1eef cho khu\u00f4n \u1ed5n \u0111\u1ecbnh. V\u1eadt li\u1ec7u t\u1ef1 nhi\u00ean n\u00e0y l\u00e0m cho khu\u00f4n m\u1ea1nh m\u1ebd b\u1eb1ng c\u00e1ch gi\u1eef ch\u1eb7t ch\u1ebd h\u1ea1t c\u00e1t. K\u1ebft qu\u1ea3 l\u00e0 m\u1ed9t khu\u00f4n c\u1ee9ng c\u00f3 th\u1ec3 x\u1eed l\u00fd \u0111\u1ea9y t\u1eeb kim lo\u1ea1i n\u00f3ng trong khi \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t.<\/p>\n

Clay bentonite c\u0169ng gi\u00fap c\u00f3 \u0111\u01b0\u1ee3c k\u1ebft th\u00fac m\u1ecbn h\u01a1n tr\u00ean v\u1eadt li\u1ec7u \u0111\u00fac. B\u1eb1ng c\u00e1ch c\u1eaft gi\u1ea3m c\u00e1c v\u1ebft n\u1ee9t ho\u1eb7c h\u00ecnh d\u1ea1ng k\u1ef3 l\u1ea1 trong khu\u00f4n, n\u00f3 gi\u1eef m\u1ecdi th\u1ee9 \u1ed5n \u0111\u1ecbnh trong nhi\u1ec1u v\u00f2ng l\u00e0m. N\u00f3 r\u1ebb v\u00e0 d\u1ec5 s\u1eed d\u1ee5ng, v\u00ec v\u1eady n\u00f3 l\u00e0 m\u1ed9t ph\u1ea7n l\u1edbn c\u1ee7a c\u00f4ng vi\u1ec7c \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t.<\/p>\n

L\u1ee3i \u00edch nhi\u1ec7t cao c\u1ee7a Silica Sol trong l\u1edbp ph\u1ee7<\/b><\/strong><\/h3>\n

Silica sol l\u00e0 ch\u1ea5t k\u1ebft h\u1ee3p trong l\u1edbp ph\u1ee7 ch\u1ed1ng ch\u00e1y. N\u00f3 d\u00ednh l\u1edbp ph\u1ee7 v\u00e0o m\u00f4 h\u00ecnh b\u1ecdt t\u1ed1t h\u01a1n v\u00e0 gi\u1eef \u0111\u01b0\u1ee3c trong \u0111i\u1ec1u ki\u1ec7n si\u00eau n\u00f3ng. V\u1eadt li\u1ec7u \u01b0a th\u00edch n\u00e0y gi\u1eef l\u1edbp ph\u1ee7 v\u1eefng ch\u1eafc trong khi \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t, ngay c\u1ea3 trong nhi\u1ec7t \u0111\u1ed9 \u0111i\u00ean r\u1ed3. S\u1ee9c m\u1ea1nh d\u00ednh m\u1ea1nh c\u1ee7a n\u00f3 ng\u0103n ch\u1eb7n c\u00e1c v\u1ea5n \u0111\u1ec1 nh\u01b0 v\u1ecf ho\u1eb7c v\u1ecf. \u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 l\u00e0m h\u1ecfng ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a ph\u1ea7n cu\u1ed1i c\u00f9ng.<\/p>\n

Silica sol c\u0169ng l\u00e0m cho b\u1ec1 m\u1eb7t m\u1ecbn h\u01a1n b\u1eb1ng c\u00e1ch t\u1ea1o ra m\u1ed9t k\u1ebft n\u1ed1i s\u1ea1ch h\u01a1n gi\u1eefa kim lo\u1ea1i n\u00f3ng v\u00e0 khu\u00f4n. \u0110\u00e2y l\u00e0 m\u1ed9t giao d\u1ecbch l\u1edbn cho vi\u1ec7c l\u00e0m c\u00e1c b\u1ed9 ph\u1eadn v\u1edbi c\u00e1c chi ti\u1ebft nh\u1ecf b\u00e9 ho\u1eb7c nhu c\u1ea7u k\u00edch th\u01b0\u1edbc nghi\u00eam ng\u1eb7t. Nh\u1eefng n\u01a1i nh\u01b0 s\u1ea3n xu\u1ea5t xe h\u01a1i y\u00eau silica sol cho \u0111\u00fac ch\u1ea5t l\u01b0\u1ee3ng cao.<\/p>\n

C\u00f4ng ngh\u1ec7 Ouchen Thi\u1ebft b\u1ecb \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t<\/b><\/strong>
\n<\/b><\/strong><\/h2>\n

\"M\u00e1y<\/p>\n

C\u00f4ng ty TNHH C\u00f4ng ngh\u1ec7 H\u00e0ng Ch\u00e2u Ouchen.<\/b><\/u><\/strong><\/a>\u00a0l\u00e0m cho h\u00e0ng \u0111\u1ea7u <\/b><\/u><\/strong>m\u00e1y m\u00f3c<\/b><\/u><\/strong>\u00a0\u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng ch\u1ec9 cho \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t.<\/b><\/u><\/strong><\/a>\u00a0M\u00e1y pre-foaming ho\u00e0n to\u00e0n t\u1ef1 \u0111\u1ed9ng c\u1ee7a h\u1ecd l\u00e0 m\u1ed9t game-changer. N\u00f3 cung c\u1ea5p v\u1eadt li\u1ec7u b\u1ecdt m\u1eadt \u0111\u1ed9 ngang b\u1eb1ng c\u1ea7n thi\u1ebft cho \u0111\u00fac ch\u00ednh x\u00e1c. M\u00e1y t\u1ea1o b\u1ecdt tr\u01b0\u1edbc gi\u00e1n \u0111o\u1ea1n \u0111\u1ea3m b\u1ea3o v\u1eadt li\u1ec7u EPS phun l\u00ean \u0111\u1ec1u \u0111\u1eb7n m\u00e0 kh\u00f4ng b\u1ecb c\u1ee5m. \u0110i\u1ec1u n\u00e0y l\u00e0 ch\u00eca kh\u00f3a cho k\u1ebft qu\u1ea3 \u1ed5n \u0111\u1ecbnh tr\u00ean nhi\u1ec1u ch\u1ea1y.<\/p>\n

M\u00e1y \u00e9p b\u1ecdt th\u1ee7y l\u1ef1c d\u1ecdc c\u1ee7a h\u1ecd t\u0103ng t\u1ed1c \u0111\u1ed9 v\u1edbi nh\u1eefng th\u1ee9 nh\u01b0 \u0111i\u1ec1u khi\u1ec3n t\u1ef1 \u0111\u1ed9ng PLC v\u00e0 \u0111i\u1ec1u ch\u1ec9nh h\u1ec7 th\u1ed1ng xa. M\u00e1y n\u00e0y cho ph\u00e9p c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t s\u1ea3n xu\u1ea5t nhanh ch\u00f3ng trong khi gi\u1eef cho n\u00f3 si\u00eau ch\u00ednh x\u00e1c. N\u00f3 s\u1eed d\u1ee5ng c\u00e1c th\u1ee7 thu\u1eadt nh\u01b0 l\u00e0m m\u00e1t ch\u00e2n kh\u00f4ng \u0111\u1ec3 gi\u1eef ch\u00ednh x\u00e1c. B\u1eb1ng c\u00e1ch th\u00eam c\u00e1c c\u00f4ng c\u1ee5 th\u00f4ng minh n\u00e0y v\u00e0o c\u00f4ng vi\u1ec7c c\u1ee7a h\u1ecd, c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t c\u00f3 th\u1ec3 c\u1eaft gi\u1ea3m th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng v\u00e0 nh\u1eadn \u0111\u01b0\u1ee3c ch\u1ea5t l\u01b0\u1ee3ng tuy\u1ec7t v\u1eddi.<\/p>\n

Ngo\u00e0i ra, h\u1ec7 th\u1ed1ng ch\u00e2n kh\u00f4ng trung t\u00e2m c\u1ee7a Ouchen Technology l\u00e0m m\u00e1t t\u1ed1t h\u01a1n b\u1eb1ng c\u00e1ch gi\u1eef \u00e1p su\u1ea5t th\u1ea5p \u1ed5n \u0111\u1ecbnh trong qu\u00e1 tr\u00ecnh \u0111\u00fac. H\u1ec7 th\u1ed1ng n\u00e0y t\u0103ng t\u1ed1c l\u00e0m m\u00e1t v\u00e0 gi\u1eef cho khu\u00f4n kh\u00f4. N\u00f3 gi\u00fap gi\u1eef cho h\u00ecnh d\u1ea1ng \u1ed5n \u0111\u1ecbnh sau khi \u0111\u00fac. Nh\u1eefng n\u00e2ng c\u1ea5p n\u00e0y cho th\u1ea5y s\u1ef1 t\u1eadp trung c\u1ee7a Ouchen Technology v\u00e0o vi\u1ec7c cung c\u1ea5p c\u00e1c c\u00f4ng c\u1ee5 ti\u00ean ti\u1ebfn ph\u00f9 h\u1ee3p v\u1edbi nh\u1eefng g\u00ec c\u00e1c nh\u00e0 m\u00e1y c\u1ea7n.<\/p>\n

B\u1eb1ng c\u00e1ch s\u1eed d\u1ee5ng C\u00f4ng ngh\u1ec7 Ouchen<\/b><\/u><\/strong><\/a>m\u00e1y \u0111\u1eb7c bi\u1ec7t v\u00e0 v\u1eadt li\u1ec7u nh\u1eb7t nh\u01b0 c\u00e1t silica ho\u1eb7c zircon c\u1ea9n th\u1eadn, c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t c\u00f3 th\u1ec3 t\u0103ng c\u01b0\u1eddng c\u00f4ng vi\u1ec7c c\u1ee7a h\u1ecd. H\u1ecd c\u00f3 th\u1ec3 \u0111\u00e1nh d\u1ea5u ch\u1ea5t l\u01b0\u1ee3ng kh\u00f3 kh\u0103n trong qu\u00e1 tr\u00ecnh \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t.<\/p>\n

S\u1eed d\u1ee5ng th\u00f4ng minh <\/b><\/u><\/strong>m\u00e1y m\u00f3c<\/b><\/u><\/strong>\u00a0C\u00f4ng ngh\u1ec7 Ouchen<\/b><\/u><\/strong><\/a>\u00a0l\u1ea5y n\u00f3 l\u00ean m\u1ed9t notch. M\u00e1y c\u1ee7a h\u1ecd \u0111\u1ea3m b\u1ea3o m\u1ed7i b\u01b0\u1edbc, t\u1eeb t\u1ea1o b\u1ecdt \u0111\u1ebfn l\u00e0m m\u00e1t, l\u00e0 \u0111\u00fang \u0111\u1eafn. \u0110i\u1ec1u n\u00e0y c\u1eaft gi\u1ea3m ch\u1ea5t th\u1ea3i v\u00e0 t\u0103ng ch\u1ea5t l\u01b0\u1ee3ng. B\u1eb1ng c\u00e1ch k\u1ebft h\u1ee3p c\u00e1c v\u1eadt li\u1ec7u t\u1ed1t nh\u1ea5t v\u1edbi c\u00f4ng ngh\u1ec7 h\u00e0ng \u0111\u1ea7u, \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t c\u00f3 th\u1ec3 cung c\u1ea5p k\u1ebft qu\u1ea3 tuy\u1ec7t v\u1eddi cho t\u1ea5t c\u1ea3 c\u00e1c lo\u1ea1i ng\u00e0nh c\u00f4ng nghi\u1ec7p.<\/p>\n

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

V\u1eadt li\u1ec7u m\u1eabu b\u1ecdt Polystyrene: T\u00ednh n\u0103ng v\u00e0 S\u1eed d\u1ee5ng Polystyrene l\u00e0 l\u1ef1a ch\u1ecdn h\u00e0ng \u0111\u1ea7u cho b\u1ecdt trong \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t. N\u00f3 si\u00eau \u1ed5n \u0111\u1ecbnh v\u1ec1 k\u00edch th\u01b0\u1edbc v\u00e0 d\u1ec5 \u0111\u1ecbnh h\u00ecnh. V\u1eadt li\u1ec7u n\u00e0y nh\u1eb9 v\u00e0 r\u1ebb. N\u00f3 cung c\u1ea5p m\u1ed9t k\u1ebft th\u00fac t\u1ed1t \u0111\u1eb9p, m\u01b0\u1ee3t m\u00e0 tr\u00ean m\u1ee5c \u0111\u00fac cu\u1ed1i c\u00f9ng. Polystyrene \u0111\u1ed1t s\u1ea1ch trong khi \u0111\u00fac b\u1ecdt b\u1ecb m\u1ea5t, \u0111\u1ec3 l\u1ea1i h\u1ea7u nh\u01b0 kh\u00f4ng c\u00f3 r\u00e1c th\u1ea3i […]<\/p>","protected":false},"author":3,"featured_media":4369,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","jetpack_publicize_message":"Material Selection in Lost Foam Casting Processes","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","enabled":false},"version":2}},"categories":[160,161],"tags":[],"class_list":["post-4365","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-industry-news","category-news-blog"],"jetpack_publicize_connections":[],"acf":[],"_links":{"self":[{"href":"https:\/\/www.oc-epc.com\/vi\/wp-json\/wp\/v2\/posts\/4365","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=4365"}],"version-history":[{"count":2,"href":"https:\/\/www.oc-epc.com\/vi\/wp-json\/wp\/v2\/posts\/4365\/revisions"}],"predecessor-version":[{"id":4371,"href":"https:\/\/www.oc-epc.com\/vi\/wp-json\/wp\/v2\/posts\/4365\/revisions\/4371"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.oc-epc.com\/vi\/wp-json\/wp\/v2\/media\/4369"}],"wp:attachment":[{"href":"https:\/\/www.oc-epc.com\/vi\/wp-json\/wp\/v2\/media?parent=4365"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.oc-epc.com\/vi\/wp-json\/wp\/v2\/categories?post=4365"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.oc-epc.com\/vi\/wp-json\/wp\/v2\/tags?post=4365"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}