{"id":3319,"date":"2019-10-01T10:51:03","date_gmt":"2019-10-01T03:51:03","guid":{"rendered":"http:\/\/propsat.com\/?p=3319"},"modified":"2019-10-01T10:55:03","modified_gmt":"2019-10-01T03:55:03","slug":"quy-trinh-san-xuat-nhom-dinh-hinh","status":"publish","type":"post","link":"https:\/\/propsat.com\/quy-trinh-san-xuat-nhom-dinh-hinh\/","title":{"rendered":"Quy tr\u00ecnh s\u1ea3n xu\u1ea5t nh\u00f4m \u0111\u1ecbnh h\u00ecnh"},"content":{"rendered":"

\u00a0<\/p>\n

Ng\u00e0y nay\u00a0nh\u00f4m \u0111\u1ecbnh h\u00ecnh<\/a> \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i. Kh\u00f4ng ch\u1ec9 trong s\u1ea3n xu\u1ea5t, nh\u00f4m thanh c\u00f2n \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng trong thi\u1ebft k\u1ebf nh\u00e0 c\u1eeda. Do \u0111\u00f3 nh\u00f4m \u0111\u1ecbnh h\u00ecnh tr\u1edf th\u00e0nh v\u1eadt li\u1ec7u kh\u00f4ng th\u1ec3 thi\u1ebfu. Tuy nhi\u00ean \u0111\u1ec3 l\u1ef1a ch\u1ecdn nh\u00f4m \u0111\u1ecbnh h\u00ecnh \u0111\u00fang ti\u00eau chu\u1ea9n l\u00e0 \u0111i\u1ec1u r\u1ea5t kh\u00f3. V\u1eady nh\u00f4m \u0111\u1ecbnh h\u00ecnh nh\u01b0 th\u1ebf n\u00e0o m\u1edbi \u0111\u00fang quy tr\u00ecnh ti\u00eau chu\u1ea9n. H\u00e3y c\u00f9ng t\u00ecm hi\u1ec3u b\u00e0i vi\u1ebft d\u01b0\u1edbi \u0111\u00e2y.<\/p>\n

Nh\u00f4m \u0111\u1ecbnh h\u00ecnh l\u00e0 g\u00ec?<\/strong><\/p>\n

Nh\u00f4m \u0111\u1ecbnh h\u00ecnh l\u00e0 nh\u1eefng thanh nh\u00f4m \u0111\u00e3 qua x\u1eed l\u00fd kim lo\u1ea1i nh\u1eb1m t\u1ed1i \u01b0u \u0111\u1eb7c t\u00ednh c\u1ee7a nh\u00f4m. V\u1eadt li\u1ec7u nh\u00f4m c\u00f3 m\u00e0u tr\u1eafng b\u1ea1c, m\u1ec1m, d\u1ec5 gia c\u00f4ng. Nh\u00f4m ch\u00fang ta \u0111ang s\u1eed d\u1ee5ng l\u00e0 lo\u1ea1i h\u1ee3p kim nh\u00f4m. Th\u00e0nh ph\u1ea7n ph\u1ee5 gia th\u01b0\u1eddng l\u00e0 Si, Mg 5%.<\/p>\n

Qua qu\u00e1 tr\u00ecnh \u0111\u00f9n \u00e9p, nh\u1eefng thanh nh\u00f4m \u0111\u01b0\u1ee3c \u0111\u1ecbnh h\u00ecnh v\u1edbi nhi\u1ec1u bi\u00ean d\u1ea1ng ph\u1ee9c t\u1ea1p. Nh\u1eefng thanh nh\u00f4m tr\u1ea3i qua qu\u00e1 tr\u00ecnh \u0111\u00f9n \u00e9p v\u00e0 x\u1eed l\u00fd nhi\u1ec7t tr\u1edf n\u00ean b\u1ec1n v\u1eefng, c\u00f3 t\u00ednh ch\u1ed1ng \u0103n m\u00f2n cao, nh\u1eb9 v\u00e0 d\u1ec5 gia c\u00f4ng c\u01a1 kh\u00ed. Nh\u00f4m \u0111\u1ecbnh h\u00ecnh c\u00f2n r\u1ea5t d\u1ec5 l\u1eafp gh\u00e9p v\u1edbi nhi\u1ec1u lo\u1ea1i k\u00ednh v\u00e0 kh\u00f3a kh\u00e1c nhau tr\u00ean th\u1ecb tr\u01b0\u1eddng, t\u1ea1o ra nhi\u1ec1u s\u1ef1 l\u1ef1a ch\u1ecdn h\u01a1n cho kh\u00e1ch h\u00e0ng.<\/p>\n

\"nhom-dinh-hinh-tan-my\"<\/p>\n

Nh\u00f4m \u0111\u1ecbnh h\u00ecnh c\u00f3 \u01b0u \u0111i\u1ec3m g\u00ec v\u01b0\u1ee3t tr\u1ed9i?<\/strong><\/p>\n

C\u00e1ch \u00e2m, c\u00e1ch nhi\u1ec7t, ch\u1ed1ng th\u1ea5m
<\/em>
Nh\u00f4m \u0111\u1ecbnh h\u00ecnh \u0111\u01b0\u1ee3c l\u00e0m b\u1eb1ng profile nh\u00f4m nguy\u00ean ch\u1ea5t. Nh\u1edd s\u1eed d\u1ee5ng h\u1ec7 Gio\u0103ng EPDM t\u1ea1o \u0111\u1ed9 k\u00edn kh\u00edt cho c\u00e1nh c\u1eeda, v\u1eeba c\u00e1ch \u00e2m, v\u1eeba c\u00e1ch nhi\u1ec7t ra ngo\u00e0i. \u0110\u1eb7c bi\u1ec7t l\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng th\u1ea5m \u0111\u1ed1i v\u1edbi th\u1eddi ti\u1ebft m\u01b0a b\u00e3o kh\u1eafc nghi\u1ec7t.<\/p>\n

Nh\u00f4m \u0111\u1ecbnh h\u00ecnh c\u00f3 kh\u1ea3 n\u0103ng c\u00e1ch nhi\u1ec7t cao.<\/p>\n

Ch\u1ecbu l\u1ef1c t\u1ed1t, kh\u1ea3 n\u0103ng oxy h\u00f3a th\u1ea5p<\/p>\n

C\u00e1c s\u1ea3n ph\u1ea9m ch\u00ednh c\u1ee7a nh\u00f4m \u0111\u1ecbnh h\u00ecnh nh\u01b0 c\u1eeda \u0111i, c\u1eeda s\u1ed5, m\u1eb7t d\u1ef1ng. Khi \u00e9p th\u00e0nh khu\u00f4n thanh nh\u00f4m \u0111\u1ecbnh h\u00ecnh \u0111\u01b0\u1ee3c \u00e9p th\u00e0nh 3 l\u1edbp ch\u00ednh 2 l\u1edbp nh\u00f4m v\u00e0 l\u1edbp gi\u1eefa l\u00e0 l\u1edbp polymer \u1edf gi\u1eefa thanh nh\u00f4m. Kh\u00f4ng nh\u01b0ng th\u1ebf thanh nh\u00f4m c\u00f2n c\u00f3 c\u00e1c khe r\u00e3nh l\u1edbn gi\u00fap vi\u1ec7c tho\u00e1t n\u01b0\u1edbc m\u01b0a m\u1ed9t c\u00e1ch d\u1ec5 d\u00e0ng h\u01a1n.<\/p>\n

T\u1ea3i tr\u1ecdng nh\u1eb9<\/em><\/p>\n

Nh\u00f4m l\u00e0 lo\u1ea1i v\u1eadt li\u1ec7u c\u00f3 t\u1ea3i tr\u1ecdng nh\u1eb9 so v\u1edbi c\u00e1c kim lo\u1ea1i kh\u00e1c. Do v\u1eady, c\u00e1c c\u00f4ng ty s\u1ea3n xu\u1ea5t v\u00e0 thi\u1ebft k\u1ebf th\u01b0\u1eddng \u01b0a chu\u1ed9ng s\u1eed d\u1ee5ng nh\u00f4m \u0111\u1ecbnh h\u00ecnh<\/strong>. Vi\u1ec7c v\u1eadn chuy\u1ec3n v\u00e0 thi c\u00f4ng c\u0169ng tr\u1edf n\u00ean d\u1ec5 d\u00e0ng h\u01a1n.<\/p>\n

\u1ee8ng d\u1ee5ng nh\u00f4m \u0111\u1ecbnh h\u00ecnh<\/p>\n

\u1ee8ng d\u1ee5ng trong x\u00e2y d\u1ef1ng<\/p>\n

Trong x\u00e2y d\u1ef1ng nh\u00f4m \u0111\u1ecbnh h\u00ecnh \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong thi\u1ebft k\u1ebf v\u00e0 gia c\u00f4ng nh\u01b0: c\u1eeda nh\u00f4m, v\u00e1ch nh\u00f4m, tr\u1ea7n nh\u00f4m, khung nh\u00f4m k\u1ebft c\u1ea5u,..<\/p>\n

\u1ee8ng d\u1ee5ng ki\u1ebfn tr\u00fac<\/p>\n

C\u00e1c s\u1ea3n ph\u1ea9m nh\u00f4m thanh cao c\u1ea5p \u0111\u01b0\u1ee3c s\u1eed l\u00fd tinh t\u1ebf v\u00e0 s\u00e1ng t\u1ea1o. C\u00e1c thanh nh\u00f4m khi \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng trong c\u00f4ng tr\u00ecnh x\u00e2y d\u1ef1ng r\u1ea5t v\u1eefng ch\u1eafc, c\u00f3 th\u1ec3 ch\u1ecbu \u0111\u01b0\u1ee3c m\u1ecdi s\u1ee9c \u00e9p c\u1ee7a gi\u00f3, kh\u00f4ng b\u1ecb c\u00f4ng v\u00eanh, co ng\u00f3t, oxi h\u00f3a v\u00e0 han g\u1ec9 theo th\u1eddi gian nh\u01b0 m\u1ed9t s\u1ed1 s\u1ea3n ph\u1ea9m th\u00f4ng th\u01b0\u1eddng trong \u0111i\u1ec1u ki\u1ec7n kh\u00ed h\u1eadu kh\u1eafc nghi\u1ec7t<\/p>\n

\u1ee8ng d\u1ee5ng trong c\u00f4ng nghi\u1ec7p
<\/em>
Nh\u00f4m \u0111\u1ecbnh h\u00ecnh c\u00f3 vai tr\u00f2 \u1ee9ng d\u1ee5ng trong: b\u0103ng t\u1ea3i, g\u00e1i k\u1ec7 h\u00e0ng, h\u1ec7 t\u1ea3n nhi\u1ec7t.<\/p>\n

Nh\u00f4m d\u00f9ng cho xe t\u1ea3i, khung gi\u00e1p g\u00f3, k\u1ec7 \u0111i,\u2026<\/p>\n

Nh\u00f4m kim lo\u1ea1i \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng trong h\u1ea7u h\u1ebft c\u00e1c ng\u00e0nh c\u00f4ng nghi\u1ec7p kh\u00e1c nhau v\u00e0 trong gia \u0111\u00ecnh<\/p>\n

Nh\u00f4m \u0111\u1ecbnh h\u00ecnh th\u01b0\u1eddng \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng trong x\u00e2y d\u1ef1ng nh\u00e0 c\u1eeda.<\/p>\n

\"nhom-dinh-hinh-tan-my-2\"
D\u00e2y chuy\u1ec1n s\u1ea3n xu\u1ea5t nh\u00e0 m\u00e1y nh\u00f4m T\u00e2n M\u1ef9<\/em><\/p>\n

Quy tr\u00ecnh s\u1ea3n xu\u1ea5t nh\u00f4m \u0111\u1ecbnh h\u00ecnh T\u00e2n M\u1ef9<\/strong><\/p>\n

* Nh\u1eadp nguy\u00ean li\u1ec7u th\u00f4 hay c\u00f2n g\u1ecdi l\u00e0 ph\u00f4i nh\u00f4m
<\/em>
Nguy\u00ean li\u1ec7u ph\u1ea3i \u0111\u1ea3m b\u1ea3o nh\u00f4m thanh nguy\u00ean ch\u1ea5t. \u0110\u1ea3m b\u1ea3o qu\u00e1 tr\u00ecnh khi \u0111un \u0111\u00fac m\u1ed9t c\u00e1ch thu\u1eadn ti\u1ec7n. Ch\u1ecbu nhi\u1ec7t t\u1ed1t, \u0111\u1ea3m b\u1ea3o c\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt \u0111\u00fang ti\u00eau chu\u1ea9n.<\/p>\n

* Ki\u1ec3m tra ch\u1ea5t l\u01b0\u1ee3ng nh\u00f4m tr\u01b0\u1edbc khi \u0111un n\u00f3ng<\/p>\n

* Thi\u1ebft k\u1ebf b\u1ea3n v\u1ebd nh\u00f4m \u0111\u1ecbnh h\u00ecnh<\/em><\/p>\n

Nh\u00f4m thanh \u0111\u1ecbnh h\u00ecnh T\u00e2n M\u1ef9 \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf v\u1edbi d\u00f2ng s\u1ea3n ri\u00eang v\u1edbi \u0111\u1ed9i ng\u0169 k\u1ef9 s\u01b0 chuy\u00ean nghi\u1ec7p. Ch\u00fang t\u00f4i lu\u00f4n t\u00ecm t\u00f2i, n\u1ed5 l\u1ef1c v\u00e0 kh\u00f4ng ng\u1eebng s\u00e1ng t\u1ea1o \u0111\u1ec3 cho ra \u0111\u1eddi nh\u1eefng s\u1ea3n ph\u1ea9m thi\u1ebft k\u1ebf c\u1eeda nh\u00f4m cao c\u1ea5p \u0111\u00e1p \u1ee9ng m\u1ecdi nhu c\u1ea7u c\u1ee7a ng\u01b0\u1eddi ti\u00eau d\u00f9ng. B\u1ea3n v\u1ebd nh\u00f4m thanh ph\u1ea3i \u0111\u1ea1t ti\u00eau chu\u1ea9n v\u1ec1 ch\u1ea5t l\u01b0\u1ee3ng, nguy\u00ean li\u1ec7u, an to\u00e0n, \u0111\u1ea3m b\u1ea3o t\u00ednh ch\u1ea5t s\u1eed d\u1ee5ng.<\/p>\n

* Ki\u1ec3m tra khu\u00f4n \u0111\u00fac<\/em><\/p>\n

Khu\u00f4n \u0111\u00fac nh\u00f4m \u0111\u1ecbnh h\u00ecnh ph\u1ea3i d\u1ef1a tr\u00ean ti\u00eau ch\u00ed b\u1ea3n v\u1ebd chu\u1ea9n. Khu\u00f4n nh\u00f4m \u0111\u1ea3m b\u1ea3o qu\u00e1 tr\u00ecnh \u0111un \u0111\u00fac m\u1ed9t c\u00e1ch an to\u00e0n. T\u00ednh ch\u1ecbu nhi\u1ec7t c\u1ee7a khu\u00f4n \u0111\u00fac \u0111\u01b0\u1ee3c \u0111\u1eb7t l\u00ean h\u00e0ng \u0111\u1ea7u. Vi\u1ec7c l\u1ea5y nh\u00f4m thanh t\u1eeb khu\u00f4n \u0111\u00fac c\u0169ng ph\u1ea3i d\u1ec5 d\u00e0ng v\u00e0 thu\u1eadn ti\u1ec7n.<\/p>\n

* \u0110un \u00e9p nh\u00f4m<\/em><\/p>\n

\u0110\u1ea7u ti\u00ean l\u00e0 ta ti\u1ebfn h\u00e0nh \u0111\u00fac ph\u00f4i nguy\u00ean ch\u1ea5t \u1edf nhi\u1ec7t \u0111\u1ed9 kho\u1ea3ng 660 \u0111\u1ed9 C, sau \u0111\u00f3 l\u00e0 qu\u00e1 tr\u00ecnh h\u1ee3p kim, v\u00e0 sau qu\u00e1 tr\u00ecnh n\u00e0y s\u1ebd quy\u1ebft \u0111\u1ecbnh ch\u1ee7ng lo\u1ea1i nh\u00f4m \u0111\u00fac.<\/p>\n

S\u1ea3n ph\u1ea9m n\u1ea5u ch\u1ea3y h\u1ee3p kim nh\u00f4m, ch\u1ea5t l\u1ecfng \u0111\u01b0\u1ee3c r\u00f3t v\u00e0o khu\u00f4n \u0111\u1ec3 th\u00e0nh h\u00ecnh nh\u00f4m \u0111\u1ecbnh h\u00ecnh v\u00e0 qu\u00e1 tr\u00ecnh n\u00e0y s\u1ebd cho ra c\u00e1c lo\u1ea1i s\u1ea3n ph\u1ea9m \u0111\u01b0\u1eddng k\u00ednh kh\u00e1c nhau theo y\u00eau c\u1ea7u, nh\u00f4m \u0111\u1ecbnh h\u00ecnh sau \u0111\u00fac \u0111\u01b0\u1ee3c \u0111\u1ed3ng ch\u1ea5t \u0111\u1ec3 t\u1ea1o s\u1ef1 \u0111\u1ed3ng \u0111\u1ec1u c\u1ee7a h\u1ee3p kim v\u00e0 \u1ed5n \u0111\u1ecbnh c\u1ee7a c\u1ea5u tr\u00fac.<\/p>\n

* Ki\u1ec3m tra th\u00e0nh ph\u1ea7n sau khi \u0111un \u00e9p<\/em><\/p>\n

Ph\u00f4i nh\u00f4m sau khi n\u1ea5u \u0111\u00fac, s\u1ebd ti\u1ebfn h\u00e0nh ph\u00e2n t\u00edch th\u00e0nh ph\u1ea7n kim lo\u1ea1i n\u1ebfu \u0111\u1ea1t y\u00eau c\u1ea7u s\u1ebd \u0111\u01b0\u1ee3c c\u1eaft th\u00e0nh t\u1eebng \u0111o\u1ea1n nh\u1ecf ph\u00f9 h\u1ee3p v\u1edbi t\u1eebng lo\u1ea1i thanh nh\u00f4m r\u1ed3i \u0111em gia nhi\u1ec7t v\u00e0 chuy\u1ec3n v\u00e0o m\u00e1y \u00e9p cho ra thanh nh\u00f4m \u0111\u1ecbnh h\u00ecnh<\/strong> theo khu\u00f4n \u0111\u00e3 thi\u1ebft k\u1ebf.<\/p>\n

* X\u1eed l\u00fd \u0111\u1ed9 c\u1ee9ng thanh nh\u00f4m<\/em><\/p>\n

Nh\u00f4m thanh sau khi \u0111\u01b0\u1ee3c \u0111un \u00e9p s\u1ebd tr\u1ea3i qua qu\u00e1 tr\u00ecnh l\u00e0m c\u1ee9ng. T\u00f9y v\u00e0o y\u00eau c\u1ea7u c\u1ee7a t\u1eebng d\u00f2ng s\u1ea3n ph\u1ea9m m\u00e0 m\u1ee9c \u0111\u1ed9 c\u1ee9ng c\u1eeda t\u1eebng nh\u00f4m \u0111\u1ecbnh h\u00ecnh l\u00e0 kh\u00e1c nhau. N\u1ebfu \u0111\u00fang ti\u00eau chu\u1ea9n v\u1ec1 \u0111\u1ed9 c\u1ee9ng, nh\u00f4m s\u1ebd \u0111\u01b0\u1ee3c ti\u1ebfn h\u00e0nh b\u01b0\u1edbc ti\u1ebfp theo.<\/p>\n

* X\u1eed l\u00fd b\u1ec1n m\u1eb7t
<\/em>
Nh\u00f4m thanh \u0111\u1ea1t ti\u00eau chu\u1ea9n v\u1ec1 k\u00edch th\u01b0\u1edbc, th\u00e0nh ph\u1ea7n, \u0111\u1ed9 c\u1ee9ng s\u1ebd \u0111\u01b0\u1ee3c s\u1eed l\u00fd b\u1ec1 m\u1eb7t. B\u1eb1ng c\u00e1ch t\u1ea1o l\u1edbp s\u01a1n t\u0129nh \u0111i\u1ec7n. Sau \u0111\u00f3 \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o b\u1ed3n ch\u1ee9a s\u01a1n ti\u1ebfn h\u00e0nh t\u1edbi b\u01b0\u1edbc nhu\u1ed9m. Nh\u00f4m khi \u0111\u01b0\u1ee3c x\u1eed l\u00fd b\u1ec1n m\u1eb7t ph\u1ea3i \u0111\u1ea3m b\u1ea3o: l\u1edbp s\u01a1n nh\u1eb5n min, kh\u00f4ng b\u1ecb trong b\u00f3c, m\u00e0u s\u1eafc nh\u00f4m \u0111\u00fang v\u1edbi thi\u1ebft k\u1ebf ban \u0111\u1ea7u.<\/p>\n

\"nhom-dinh-hinh-tan-my-3\"
S\u1ea3n ph\u1ea9m nh\u00f4m T\u00e2n M\u1ef9<\/em><\/p>\n

* Ki\u1ec3m tra
<\/em>
Ch\u1ea5t l\u01b0\u1ee3ng l\u00e0 y\u1ebfu t\u1ed1 cu\u1ed1i c\u00f9ng quy\u1ebft \u0111\u1ecbnh quy \u0111\u1ecbnh s\u1ea3n xu\u1ea5t nh\u00f4m \u0111\u1ecbnh h\u00ecnh c\u00f3 \u0111\u1ea1t chu\u1ea9n hay kh\u00f4ng. Nh\u00f4m \u0111\u1ecbnh h\u00ecnh<\/em> ph\u1ea3i \u0111\u1ea3m b\u1ea3o 3 ti\u00eau ch\u00ed c\u01a1 b\u1ea3n: m\u00e0u s\u1eafc, ch\u1ea5t l\u01b0\u1ee3ng v\u00e0 \u0111\u1ed9 b\u1ec1n. C\u00e1c s\u1ea3n ph\u1ea9m b\u1ecb lo\u1ea1i b\u1ecf th\u01b0\u1eddng g\u1eb7p c\u00e1c v\u1ea5n \u0111\u1ec1: m\u00e0u l\u1ec7ch, h\u01b0 h\u1ecfng, \u0111\u00fac khu\u00f4n kh\u00f4ng theo t\u1ef7 l\u1ec7. Sau khi ho\u00e0n t\u1ea5t qu\u00e1 tr\u00ecnh ki\u1ec3m tra, \u0111\u00e1nh gi\u00e1 c\u00e1c s\u1ea3n ph\u1ea9m s\u1ebd \u0111\u01b0\u1ee3c \u0111\u01b0a v\u00e0o kho nh\u00e0 m\u00e1y v\u00e0 ph\u1ee5c v\u1ee5 cho qu\u00e1 tr\u00ecnh ph\u00e2n ph\u1ed1i s\u1ea3n ph\u1ea9m ti\u1ebfp theo.<\/p>\n","protected":false},"excerpt":{"rendered":"

\u00a0 Ng\u00e0y nay\u00a0nh\u00f4m \u0111\u1ecbnh h\u00ecnh \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i. Kh\u00f4ng ch\u1ec9 trong s\u1ea3n xu\u1ea5t, nh\u00f4m thanh c\u00f2n \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng trong thi\u1ebft k\u1ebf nh\u00e0 c\u1eeda. Do \u0111\u00f3 nh\u00f4m \u0111\u1ecbnh h\u00ecnh tr\u1edf th\u00e0nh v\u1eadt li\u1ec7u kh\u00f4ng th\u1ec3 thi\u1ebfu. Tuy nhi\u00ean \u0111\u1ec3 l\u1ef1a ch\u1ecdn nh\u00f4m \u0111\u1ecbnh h\u00ecnh \u0111\u00fang ti\u00eau chu\u1ea9n l\u00e0 \u0111i\u1ec1u r\u1ea5t kh\u00f3. V\u1eady nh\u00f4m \u0111\u1ecbnh h\u00ecnh nh\u01b0 th\u1ebf n\u00e0o Continue Reading<\/a><\/p>\n","protected":false},"author":1,"featured_media":3320,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[79,71,15,93],"tags":[],"yoast_head":"\nQuy tr\u00ecnh s\u1ea3n xu\u1ea5t nh\u00f4m \u0111\u1ecbnh h\u00ecnh - T\u00e2n M\u1ef9<\/title>\n<meta name=\"description\" content=\"Nh\u00f4m \u0111\u1ecbnh h\u00ecnh l\u00e0 nh\u1eefng thanh nh\u00f4m \u0111\u00e3 qua x\u1eed l\u00fd kim lo\u1ea1i nh\u1eb1m t\u1ed1i \u01b0u \u0111\u1eb7c t\u00ednh c\u1ee7a nh\u00f4m. 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