{"id":17643,"date":"2022-04-21T06:14:03","date_gmt":"2022-04-21T06:14:03","guid":{"rendered":"https:\/\/tooling.harsle.com\/?p=17643"},"modified":"2022-04-21T06:43:08","modified_gmt":"2022-04-21T06:43:08","slug":"the-ultimate-revelation-of-die-casting-mold","status":"publish","type":"post","link":"https:\/\/tooling.harsle.com\/vi\/the-ultimate-revelation-of-die-casting-mold\/","title":{"rendered":"Ti\u1ebft l\u1ed9 cu\u1ed1i c\u00f9ng c\u1ee7a khu\u00f4n \u0111\u00fac khu\u00f4n"},"content":{"rendered":"<p>Tr\u01b0\u1edbc t\u00ecnh h\u00ecnh x\u00e2y d\u1ef1ng kinh t\u1ebf trong n\u01b0\u1edbc trong th\u1ebf k\u1ef7 21, c\u00e1c doanh nghi\u1ec7p khu\u00f4n m\u1eabu ph\u1ea3i th\u00edch \u1ee9ng v\u1edbi s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a n\u1ec1n kinh t\u1ebf th\u1ecb tr\u01b0\u1eddng, v\u00e0 ng\u00e0nh c\u00f4ng nghi\u1ec7p \u00f4 t\u00f4 v\u1ed1n l\u00e0 ng\u00e0nh tr\u1ee5 c\u1ed9t c\u1ee7a qu\u1ed1c gia s\u1ebd t\u0103ng s\u1ea3n l\u01b0\u1ee3ng \u00f4 t\u00f4 h\u1ea1ng nh\u1eb9, do \u0111\u00f3 \u0111\u1eb7t ra y\u00eau c\u1ea7u cao h\u01a1n \u0111\u1ed1i v\u1edbi \u0111\u1ed9 ch\u00ednh x\u00e1c v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng c\u1ee7a v\u1eadt \u0111\u00fac khu\u00f4n. Do chu k\u1ef3 s\u1ea3n xu\u1ea5t d\u00e0i, chi ph\u00ed \u0111\u1ea7u t\u01b0 cao v\u00e0 \u0111\u1ed9 ch\u00ednh x\u00e1c ch\u1ebf t\u1ea1o khu\u00f4n \u0111\u00fac cao n\u00ean gi\u00e1 th\u00e0nh c\u0169ng t\u01b0\u01a1ng \u0111\u1ed1i cao. V\u00ec v\u1eady, nhi\u1ec1u doanh nghi\u1ec7p s\u1ea3n xu\u1ea5t khu\u00f4n b\u1ebf mong mu\u1ed1n khu\u00f4n \u0111\u00fac c\u00f3 tu\u1ed5i th\u1ecd l\u00e2u d\u00e0i, t\u1eeb \u0111\u00f3 gi\u1ea3m gi\u00e1 th\u00e0nh s\u1ea3n ph\u1ea9m c\u1ee7a doanh nghi\u1ec7p. Tuy nhi\u00ean, do \u1ea3nh h\u01b0\u1edfng c\u1ee7a m\u1ed9t lo\u1ea1t c\u00e1c y\u1ebfu t\u1ed1 b\u00ean trong v\u00e0 b\u00ean ngo\u00e0i nh\u01b0 nguy\u00ean li\u1ec7u, gia c\u00f4ng c\u01a1 kh\u00ed n\u00ean hi\u1ec7n t\u01b0\u1ee3ng khu\u00f4n \u0111\u00fac h\u1ecfng s\u1edbm v\u00e0 h\u1ecfng, g\u00e2y l\u00e3ng ph\u00ed l\u1edbn v\u1ec1 kinh t\u1ebf c\u1ee7a doanh nghi\u1ec7p.<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><img decoding=\"async\" src=\"https:\/\/tooling.harsle.com\/wp-content\/themes\/woodmart\/images\/lazy.svg\" data-src=\"https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/04\/Figure-5-Material-removal-with-trim-dies.jpg\" alt=\"khu\u00f4n \u0111\u00fac\" class=\"wd-lazy-fade wp-image-17646\" width=\"446\" height=\"288\" title=\"\" srcset=\"\" data-srcset=\"https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/04\/Figure-5-Material-removal-with-trim-dies.jpg 640w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/04\/Figure-5-Material-removal-with-trim-dies-300x194.jpg 300w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/04\/Figure-5-Material-removal-with-trim-dies-18x12.jpg 18w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/04\/Figure-5-Material-removal-with-trim-dies-600x387.jpg 600w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/04\/Figure-5-Material-removal-with-trim-dies-150x97.jpg 150w\" sizes=\"(max-width: 446px) 100vw, 446px\" \/><\/figure><\/div>\n\n\n\n<p>C\u00e1c t\u00ecnh hu\u1ed1ng h\u01b0 h\u1ecfng ban \u0111\u1ea7u c\u1ee7a khu\u00f4n ch\u1ee7 y\u1ebfu bao g\u1ed3m: g\u00e3y \u0111\u1ed9t, s\u1ee5p m\u00e9p khoang khu\u00f4n, n\u1ee9t c\u1ea7u r\u0103ng, n\u1ee9t \u1edf \u0111\u00e1y khoang khu\u00f4n, n\u1ee9t \u1edf c\u00e1c g\u00f3c, m\u00f2n v\u00e0 x\u00f3i m\u00f2n, vv C\u00e1c nguy\u00ean nh\u00e2n ch\u00ednh d\u1eabn \u0111\u1ebfn h\u1ecfng h\u00f3c c\u1ee7a khu\u00f4n \u0111\u00fac l\u00e0 C\u00e1c khuy\u1ebft t\u1eadt c\u1ee7a b\u1ea3n th\u00e2n v\u1eadt li\u1ec7u l\u00e0m khu\u00f4n, qu\u00e1 tr\u00ecnh x\u1eed l\u00fd, s\u1eed d\u1ee5ng, b\u1ea3o d\u01b0\u1ee1ng v\u00e0 x\u1eed l\u00fd nhi\u1ec7t c\u1ee7a khu\u00f4n.<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>C\u00e1c khi\u1ebfm khuy\u1ebft trong ch\u00ednh v\u1eadt li\u1ec7u khu\u00f4n<\/li><\/ul>\n\n\n\n<p>Nh\u01b0 ch\u00fang ta \u0111\u00e3 bi\u1ebft, c\u00e1c \u0111i\u1ec1u ki\u1ec7n c\u1ee7a <a href=\"https:\/\/tooling.harsle.com\/vi\/5-things-you-should-know-about-press-brake-tools\/\">s\u1eed d\u1ee5ng khu\u00f4n \u0111\u00fac khu\u00f4n <\/a>l\u00e0 v\u00f4 c\u00f9ng kh\u1eafc nghi\u1ec7t. L\u1ea5y khu\u00f4n \u0111\u00fac nh\u00f4m l\u00e0m v\u00ed d\u1ee5, \u0111i\u1ec3m n\u00f3ng ch\u1ea3y c\u1ee7a nh\u00f4m l\u00e0 580-740 \u2103, v\u00e0 nhi\u1ec7t \u0111\u1ed9 c\u1ee7a nh\u00f4m n\u00f3ng ch\u1ea3y \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t \u1edf 650-720 \u2103 trong qu\u00e1 tr\u00ecnh s\u1eed d\u1ee5ng. Trong qu\u00e1 tr\u00ecnh \u0111\u00fac khu\u00f4n m\u00e0 kh\u00f4ng l\u00e0m n\u00f3ng khu\u00f4n tr\u01b0\u1edbc, nhi\u1ec7t \u0111\u1ed9 b\u1ec1 m\u1eb7t c\u1ee7a khoang t\u0103ng t\u1eeb nhi\u1ec7t \u0111\u1ed9 ph\u00f2ng \u0111\u1ebfn nhi\u1ec7t \u0111\u1ed9 ch\u1ea5t l\u1ecfng, v\u00e0 b\u1ec1 m\u1eb7t c\u1ee7a khoang ch\u1ecbu \u1ee9ng su\u1ea5t k\u00e9o l\u1edbn. Khi ph\u1ea7n tr\u00ean c\u00f9ng c\u1ee7a khu\u00f4n \u0111\u01b0\u1ee3c m\u1edf ra, b\u1ec1 m\u1eb7t c\u1ee7a khoang ch\u1ecbu \u1ee9ng su\u1ea5t n\u00e9n l\u1edbn. Sau h\u00e0ng ngh\u00ecn l\u1ea7n \u0111\u00fac khu\u00f4n, c\u00e1c khuy\u1ebft t\u1eadt nh\u01b0 v\u1ebft n\u1ee9t s\u1ebd xu\u1ea5t hi\u1ec7n tr\u00ean b\u1ec1 m\u1eb7t khu\u00f4n. C\u00f3 th\u1ec3 th\u1ea5y \u0111i\u1ec1u ki\u1ec7n s\u1eed d\u1ee5ng c\u1ee7a khu\u00f4n \u0111\u00fac l\u00e0 gia nhi\u1ec7t nhanh v\u00e0 l\u00e0m ngu\u1ed9i nhanh. V\u1eadt li\u1ec7u khu\u00f4n ph\u1ea3i \u0111\u01b0\u1ee3c l\u00e0m b\u1eb1ng th\u00e9p khu\u00f4n gia c\u00f4ng n\u00f3ng c\u00f3 kh\u1ea3 n\u0103ng ch\u1ecbu m\u1ecfi nhi\u1ec7t cao, \u0111\u1ed9 d\u1ebbo dai khi \u0111\u1ee9t g\u00e3y v\u00e0 \u1ed5n \u0111\u1ecbnh nhi\u1ec7t. H13 (4Cr5MoV1Si) hi\u1ec7n \u0111ang l\u00e0 v\u1eadt li\u1ec7u \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i. Theo b\u00e1o c\u00e1o, 80% c\u1ee7a c\u00e1c khoang n\u01b0\u1edbc ngo\u00e0i s\u1eed d\u1ee5ng H13, v\u00e0 3Cr2W8V v\u1eabn \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i \u1edf Trung Qu\u1ed1c, nh\u01b0ng 3Cr2W8VT c\u00f3 hi\u1ec7u su\u1ea5t k\u1ef9 thu\u1eadt k\u00e9m, d\u1eabn nhi\u1ec7t k\u00e9m v\u00e0 h\u1ec7 s\u1ed1 gi\u00e3n n\u1edf tuy\u1ebfn t\u00ednh cao. Trong qu\u00e1 tr\u00ecnh l\u00e0m vi\u1ec7c sinh ra nhi\u1ec1u \u1ee9ng su\u1ea5t nhi\u1ec7t d\u1eabn \u0111\u1ebfn n\u1ee9t ho\u1eb7c th\u1eadm ch\u00ed n\u1ee9t khu\u00f4n, khi nung n\u00f3ng r\u1ea5t d\u1ec5 b\u1ecb kh\u1eed c\u1eb7n, l\u00e0m gi\u1ea3m kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n c\u1ee7a khu\u00f4n, do \u0111\u00f3 \u0111\u00e2y l\u00e0 m\u00e1c th\u00e9p l\u1ed7i th\u1eddi. Th\u00e9p t\u1ea1o \u0111\u01b0\u1eddng th\u00edch h\u1ee3p cho c\u00e1c khu\u00f4n kh\u00f4ng y\u00eau c\u1ea7u cao v\u1ec1 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n v\u00e0 ch\u1ed1ng \u0103n m\u00f2n ch\u1ed1ng n\u1ee9t do nhi\u1ec7t. C\u00e1c h\u1ee3p kim ch\u1ecbu nhi\u1ec7t nh\u01b0 vonfram v\u00e0 molypden \u0111\u01b0\u1ee3c gi\u1edbi h\u1ea1n \u1edf c\u00e1c h\u1ea1t ch\u00e8n nh\u1ecf v\u1edbi v\u1ebft n\u1ee9t v\u00e0 \u0103n m\u00f2n nhi\u1ec7t nghi\u00eam tr\u1ecdng. M\u1eb7c d\u00f9 c\u00e1c h\u1ee3p kim n\u00e0y \u0111\u1ec1u gi\u00f2n v\u00e0 nh\u1ea1y c\u1ea3m, nh\u01b0ng \u01b0u \u0111i\u1ec3m c\u1ee7a ch\u00fang l\u00e0 d\u1eabn nhi\u1ec7t t\u1ed1t. Khu\u00f4n \u0111\u00fac khu\u00f4n c\u00f3 kh\u1ea3 n\u0103ng th\u00edch \u1ee9ng t\u1ed1t. Do \u0111\u00f3, trong \u0111i\u1ec1u ki\u1ec7n x\u1eed l\u00fd nhi\u1ec7t v\u00e0 qu\u1ea3n l\u00fd s\u1ea3n xu\u1ea5t h\u1ee3p l\u00fd, H13 v\u1eabn c\u00f3 hi\u1ec7u su\u1ea5t t\u1ed1t.<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><img decoding=\"async\" src=\"https:\/\/tooling.harsle.com\/wp-content\/themes\/woodmart\/images\/lazy.svg\" data-src=\"https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/04\/Aluminum-Die-Casting-Mold.png\" alt=\"Khu\u00f4n \u0111\u00fac nh\u00f4m\" class=\"wd-lazy-fade wp-image-17649\" width=\"550\" height=\"253\" title=\"\" srcset=\"\" data-srcset=\"https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/04\/Aluminum-Die-Casting-Mold.png 1000w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/04\/Aluminum-Die-Casting-Mold-300x138.png 300w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/04\/Aluminum-Die-Casting-Mold-768x353.png 768w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/04\/Aluminum-Die-Casting-Mold-18x8.png 18w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/04\/Aluminum-Die-Casting-Mold-600x276.png 600w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/04\/Aluminum-Die-Casting-Mold-150x69.png 150w\" sizes=\"(max-width: 550px) 100vw, 550px\" \/><\/figure><\/div>\n\n\n\n<p>V\u1eadt li\u1ec7u \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 s\u1ea3n xu\u1ea5t khu\u00f4n \u0111\u00fac ph\u1ea3i \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u thi\u1ebft k\u1ebf v\u1ec1 m\u1ecdi m\u1eb7t \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o r\u1eb1ng khu\u00f4n \u0111\u00fac c\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c tu\u1ed5i th\u1ecd thi\u1ebft k\u1ebf trong \u0111i\u1ec1u ki\u1ec7n s\u1eed d\u1ee5ng b\u00ecnh th\u01b0\u1eddng c\u1ee7a n\u00f3. V\u00ec v\u1eady, tr\u01b0\u1edbc khi \u0111\u01b0a v\u00e0o s\u1ea3n xu\u1ea5t, c\u1ea7n ti\u1ebfn h\u00e0nh h\u00e0ng lo\u1ea1t \u0111\u1ee3t ki\u1ec3m tra nguy\u00ean v\u1eadt li\u1ec7u \u0111\u1ec3 tr\u00e1nh l\u00e0m h\u1ecfng khu\u00f4n s\u1edbm v\u00e0 l\u00e3ng ph\u00ed chi ph\u00ed gia c\u00f4ng do nguy\u00ean v\u1eadt li\u1ec7u b\u1ecb l\u1ed7i. C\u00e1c ph\u01b0\u01a1ng ph\u00e1p ki\u1ec3m tra th\u01b0\u1eddng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng bao g\u1ed3m ki\u1ec3m tra \u0103n m\u00f2n v\u0129 m\u00f4, ki\u1ec3m tra kim lo\u1ea1i v\u00e0 ki\u1ec3m tra si\u00eau \u00e2m.<\/p>\n\n\n\n<ol class=\"wp-block-list\"><li>Ki\u1ec3m tra \u0103n m\u00f2n v\u0129 m\u00f4. Ch\u1ee7 y\u1ebfu l\u00e0 ki\u1ec3m tra \u0111\u1ed9 r\u1ed7ng, \u0111\u1ed9 t\u00e1ch r\u1eddi, v\u1ebft n\u1ee9t, v\u1ebft n\u1ee9t, t\u1ea1p ch\u1ea5t phi kim lo\u1ea1i, v\u1ebft n\u1ee9t b\u00faa v\u00e0 c\u00e1c \u0111\u01b0\u1eddng n\u1ed1i c\u1ee7a v\u1eadt li\u1ec7u.<\/li><li>Ki\u1ec3m tra kim lo\u1ea1i. N\u00f3 ch\u1ee7 y\u1ebfu ki\u1ec3m tra s\u1ef1 ph\u00e2n t\u00e1ch, tr\u1ea1ng th\u00e1i ph\u00e2n b\u1ed1, \u0111\u1ed9 k\u1ebft tinh v\u00e0 s\u1ef1 bao tr\u00f9m gi\u1eefa c\u00e1c h\u1ea1t cacbua tr\u00ean ranh gi\u1edbi h\u1ea1t c\u1ee7a v\u1eadt li\u1ec7u.<\/li><li>Kh\u00e1m si\u00eau \u00e2m. N\u00f3 ch\u1ee7 y\u1ebfu ki\u1ec3m tra c\u00e1c khuy\u1ebft t\u1eadt v\u00e0 k\u00edch th\u01b0\u1edbc b\u00ean trong v\u1eadt li\u1ec7u.<\/li><\/ol>\n\n\n\n<ul class=\"wp-block-list\"><li>Gia c\u00f4ng, s\u1eed d\u1ee5ng, s\u1eeda ch\u1eefa v\u00e0 b\u1ea3o d\u01b0\u1ee1ng khu\u00f4n \u0111\u00fac<\/li><\/ul>\n\n\n\n<p>Khi x\u00e1c \u0111\u1ecbnh t\u1ed1c \u0111\u1ed9 phun c\u1ee7a m\u00e1y \u0111\u00fac khu\u00f4n, t\u1ed1c \u0111\u1ed9 t\u1ed1i \u0111a c\u1ee7a qu\u00e1 tr\u00ecnh \u0111\u00fac khu\u00f4n kh\u00f4ng \u0111\u01b0\u1ee3c v\u01b0\u1ee3t qu\u00e1 100m \/ s. N\u1ebfu \u0111\u1eb7t t\u1ed1c \u0111\u1ed9 \u0111\u00fac khu\u00f4n qu\u00e1 cao s\u1ebd d\u1ec5 g\u00e2y ra hi\u1ec7n t\u01b0\u1ee3ng \u0103n m\u00f2n khu\u00f4n v\u00e0 t\u0103ng c\u1eb7n b\u00e1m tr\u00ean khoang v\u00e0 l\u00f5i; nh\u01b0ng c\u00e0i \u0111\u1eb7t t\u1ed1c \u0111\u1ed9 phun qu\u00e1 th\u1ea5p. Khi\u1ebfm khuy\u1ebft trong v\u1eadt \u0111\u00fac. Do \u0111\u00f3, t\u1ed1c \u0111\u1ed9 phun t\u1ed1i thi\u1ec3u c\u1ee7a \u0111\u00fac khu\u00f4n nh\u00f4m n\u00ean \u0111\u01b0\u1ee3c \u0111\u1eb7t th\u00e0nh 18 m \/ s, t\u1ed1c \u0111\u1ed9 phun t\u1ed1i \u0111a c\u1ee7a \u0111\u00fac khu\u00f4n nh\u00f4m kh\u00f4ng \u0111\u01b0\u1ee3c v\u01b0\u1ee3t qu\u00e1 53 m \/ s v\u00e0 t\u1ed1c \u0111\u1ed9 phun trung b\u00ecnh n\u00ean \u0111\u01b0\u1ee3c \u0111\u1eb7t l\u00e0 43 m \/ s.<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"434\" height=\"286\" src=\"https:\/\/tooling.harsle.com\/wp-content\/themes\/woodmart\/images\/lazy.svg\" data-src=\"https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/04\/die-casting-mold_2021-03-08-20.png\" alt=\"\u0111\u00fac ch\u1ebft\" class=\"wd-lazy-fade wp-image-17650\" title=\"\" srcset=\"\" data-srcset=\"https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/04\/die-casting-mold_2021-03-08-20.png 434w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/04\/die-casting-mold_2021-03-08-20-300x198.png 300w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/04\/die-casting-mold_2021-03-08-20-18x12.png 18w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/04\/die-casting-mold_2021-03-08-20-150x99.png 150w\" sizes=\"(max-width: 434px) 100vw, 434px\" \/><\/figure><\/div>\n\n\n\n<p>Trong qu\u00e1 tr\u00ecnh x\u1eed l\u00fd, c\u00e1c m\u1eabu d\u00e0y h\u01a1n kh\u00f4ng th\u1ec3 \u0111\u01b0\u1ee3c ch\u1ed3ng l\u00ean nhau \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 d\u00e0y c\u1ee7a ch\u00fang. B\u1edfi v\u00ec \u0111\u1ed9 d\u00e0y c\u1ee7a t\u1ea5m th\u00e9p \u0111\u01b0\u1ee3c t\u0103ng l\u00ean g\u1ea5p \u0111\u00f4i, bi\u1ebfn d\u1ea1ng u\u1ed1n gi\u1ea3m 85%, v\u00e0 c\u00e1n ch\u1ec9 c\u00f3 th\u1ec3 \u0111\u00f3ng vai tr\u00f2 ch\u1ed3ng l\u00ean nhau. \u0110\u1ed9 bi\u1ebfn d\u1ea1ng u\u1ed1n c\u1ee7a hai t\u1ea5m v\u00e1n c\u00f3 c\u00f9ng chi\u1ec1u d\u00e0y v\u1edbi t\u1ea5m v\u00e1n \u0111\u01a1n g\u1ea5p 4 l\u1ea7n c\u1ee7a t\u1ea5m v\u00e1n \u0111\u01a1n. Ngo\u00e0i ra, khi gia c\u00f4ng k\u00eanh d\u1eabn n\u01b0\u1edbc l\u00e0m m\u00e1t c\u1ea7n \u0111\u1eb7c bi\u1ec7t ch\u00fa \u00fd \u0111\u1ea3m b\u1ea3o \u0111\u1ed9 \u0111\u1ed3ng t\u00e2m trong qu\u00e1 tr\u00ecnh x\u1eed l\u00fd c\u1ea3 hai m\u1eb7t. N\u1ebfu c\u00e1c g\u00f3c \u0111\u1ea7u kh\u00f4ng \u0111\u1ed3ng t\u00e2m v\u1edbi nhau th\u00ec trong qu\u00e1 tr\u00ecnh s\u1eed d\u1ee5ng, c\u00e1c g\u00f3c k\u1ebft n\u1ed1i s\u1ebd b\u1ecb n\u1ee9t. B\u1ec1 m\u1eb7t c\u1ee7a h\u1ec7 th\u1ed1ng l\u00e0m m\u00e1t ph\u1ea3i nh\u1eb5n v\u00e0 t\u1ed1t nh\u1ea5t l\u00e0 kh\u00f4ng c\u00f3 v\u1ebft gia c\u00f4ng.<\/p>\n\n\n\n<p>EDM ng\u00e0y c\u00e0ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i h\u01a1n trong gia c\u00f4ng khoang khu\u00f4n, nh\u01b0ng m\u1ed9t l\u1edbp c\u1ee9ng v\u1eabn c\u00f2n tr\u00ean b\u1ec1 m\u1eb7t c\u1ee7a khoang sau khi gia c\u00f4ng. \u0110i\u1ec1u n\u00e0y l\u00e0 do s\u1ef1 t\u1ef1 th\u1ea5m cacbon v\u00e0 l\u00e0m ngu\u1ed9i b\u1ec1 m\u1eb7t khu\u00f4n trong qu\u00e1 tr\u00ecnh gia c\u00f4ng. Chi\u1ec1u d\u00e0y c\u1ee7a l\u1edbp c\u1ee9ng \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh b\u1edfi c\u01b0\u1eddng \u0111\u1ed9 v\u00e0 t\u1ea7n s\u1ed1 d\u00f2ng \u0111i\u1ec7n trong qu\u00e1 tr\u00ecnh gia c\u00f4ng, v\u00e0 n\u00f3 n\u00f4ng h\u01a1n trong qu\u00e1 tr\u00ecnh gia c\u00f4ng th\u00f4. Kh\u00f4ng ph\u1ee5 thu\u1ed9c v\u00e0o \u0111\u1ed9 d\u00e0y c\u1ee7a l\u1edbp \u0111\u00f4ng c\u1ee9ng, b\u1ec1 m\u1eb7t c\u1ee7a khu\u00f4n c\u00f3 \u1ee9ng su\u1ea5t l\u1edbn. Sau khi khoang khu\u00f4n \u0111\u01b0\u1ee3c EDM, l\u1edbp c\u1ee9ng ph\u1ea3i \u0111\u01b0\u1ee3c lo\u1ea1i b\u1ecf ho\u1eb7c ph\u1ea3i gi\u1ea3m b\u1edbt \u1ee9ng su\u1ea5t. N\u1ebfu kh\u00f4ng s\u1ebd x\u1ea3y ra c\u00e1c v\u1ebft n\u1ee9t, r\u1ed7, n\u1ee9t tr\u00ean b\u1ec1 m\u1eb7t khu\u00f4n trong qu\u00e1 tr\u00ecnh s\u1eed d\u1ee5ng.<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><img decoding=\"async\" src=\"https:\/\/tooling.harsle.com\/wp-content\/themes\/woodmart\/images\/lazy.svg\" data-src=\"https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/04\/Figure-4-Prototyping-die-casting-mold-768x384-1.jpg\" alt=\"qu\u00e1 tr\u00ecnh \u0111\u00fac ch\u1ebft\" class=\"wd-lazy-fade wp-image-17651\" width=\"515\" height=\"256\" title=\"\" srcset=\"\" data-srcset=\"https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/04\/Figure-4-Prototyping-die-casting-mold-768x384-1-300x150.jpg 300w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/04\/Figure-4-Prototyping-die-casting-mold-768x384-1-18x9.jpg 18w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/04\/Figure-4-Prototyping-die-casting-mold-768x384-1-150x75.jpg 150w\" sizes=\"(max-width: 515px) 100vw, 515px\" \/><\/figure><\/div>\n\n\n\n<p>Gi\u1ea3m b\u1edbt l\u1edbp c\u1ee9ng ho\u1eb7c gi\u1ea3m c\u0103ng th\u1eb3ng c\u00f3 s\u1eb5n:<\/p>\n\n\n\n<ol class=\"wp-block-list\"><li>Lo\u1ea1i b\u1ecf l\u1edbp c\u1ee9ng b\u1eb1ng \u0111\u00e1 m\u00e0i ho\u1eb7c \u0111\u00e1 m\u00e0i;<\/li><li>Trong \u0111i\u1ec1u ki\u1ec7n kh\u00f4ng gi\u1ea3m \u0111\u1ed9 c\u1ee9ng, \u1ee9ng su\u1ea5t c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c gi\u1ea3i t\u1ecfa d\u01b0\u1edbi nhi\u1ec7t \u0111\u1ed9 t\u00f4i, c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m \u1ee9ng su\u1ea5t b\u1ec1 m\u1eb7t c\u1ee7a l\u00f2ng khu\u00f4n r\u1ea5t nhi\u1ec1u.<\/li><\/ol>\n\n\n\n<p>Qu\u00e1 tr\u00ecnh \u0111\u00fac c\u1ea7n \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t ch\u1eb7t ch\u1ebd trong qu\u00e1 tr\u00ecnh s\u1eed d\u1ee5ng khu\u00f4n. Trong ph\u1ea1m vi quy tr\u00ecnh cho ph\u00e9p, c\u1ed1 g\u1eafng gi\u1ea3m nhi\u1ec7t \u0111\u1ed9 \u0111\u00fac c\u1ee7a nh\u00f4m n\u00f3ng ch\u1ea3y, t\u1ed1c \u0111\u1ed9 phun v\u00e0 t\u0103ng nhi\u1ec7t \u0111\u1ed9 gia nhi\u1ec7t s\u01a1 b\u1ed9 khu\u00f4n. Nhi\u1ec7t \u0111\u1ed9 gia nhi\u1ec7t s\u01a1 b\u1ed9 c\u1ee7a khu\u00f4n \u0111\u00fac nh\u00f4m \u0111\u01b0\u1ee3c t\u0103ng t\u1eeb 100-130 \u2103 \u0111\u1ebfn 180-200 \u2103, v\u00e0 tu\u1ed5i th\u1ecd c\u1ee7a khu\u00f4n c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c c\u1ea3i thi\u1ec7n \u0111\u00e1ng k\u1ec3.<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"Quy tr\u00ecnh \u0111\u00fac khu\u00f4n l\u00e0 g\u00ec? Quy tr\u00ecnh \u0111\u00fac khu\u00f4n \u00e1p su\u1ea5t cao\" width=\"500\" height=\"281\" src=\"https:\/\/www.youtube.com\/embed\/iSyBsdJkQu8?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p>H\u00e0n s\u1eeda ch\u1eefa l\u00e0 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p ph\u1ed5 bi\u1ebfn trong s\u1eeda ch\u1eefa khu\u00f4n. Tr\u01b0\u1edbc khi h\u00e0n, ph\u1ea3i n\u1eafm v\u1eefng lo\u1ea1i th\u00e9p ch\u1ebft \u0111\u01b0\u1ee3c h\u00e0n v\u00e0 lo\u1ea1i b\u1ecf c\u00e1c khuy\u1ebft t\u1eadt b\u1ec1 m\u1eb7t b\u1eb1ng c\u00e1ch gia c\u00f4ng ho\u1eb7c m\u00e0i. B\u1ec1 m\u1eb7t h\u00e0n ph\u1ea3i s\u1ea1ch v\u00e0 kh\u00f4. C\u00e1c \u0111i\u1ec7n c\u1ef1c \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng ph\u1ea3i c\u00f3 c\u00f9ng th\u00e0nh ph\u1ea7n v\u1edbi th\u00e9p ch\u1ebft v\u00e0 c\u0169ng ph\u1ea3i s\u1ea1ch v\u00e0 kh\u00f4. Khu\u00f4n \u0111\u01b0\u1ee3c l\u00e0m n\u00f3ng tr\u01b0\u1edbc c\u00f9ng v\u1edbi \u0111i\u1ec7n c\u1ef1c (H13 l\u00e0 450 \u2103), v\u00e0 sau khi nhi\u1ec7t \u0111\u1ed9 b\u1ec1 m\u1eb7t ph\u00f9 h\u1ee3p v\u1edbi nhi\u1ec7t \u0111\u1ed9 l\u00f5i, n\u00f3 \u0111\u01b0\u1ee3c s\u1eeda ch\u1eefa b\u1eb1ng c\u00e1ch h\u00e0n d\u01b0\u1edbi l\u1edbp kh\u00ed b\u1ea3o v\u1ec7. Trong qu\u00e1 tr\u00ecnh h\u00e0n, khi nhi\u1ec7t \u0111\u1ed9 th\u1ea5p h\u01a1n 260 \u2103, c\u1ea7n ph\u1ea3i h\u00e2m n\u00f3ng l\u1ea1i. Sau khi h\u00e0n, khi khu\u00f4n ngu\u1ed9i khi ch\u1ea1m v\u00e0o, sau \u0111\u00f3 gia nhi\u1ec7t \u0111\u1ebfn 475 \u2103 v\u00e0 gi\u1eef \u1ea5m \u1edf t\u1ed1c \u0111\u1ed9 25mm \/ h. Cu\u1ed1i c\u00f9ng, n\u00f3 \u0111\u01b0\u1ee3c l\u00e0m m\u00e1t ho\u00e0n to\u00e0n trong kh\u00f4ng kh\u00ed t\u0129nh, v\u00e0 sau \u0111\u00f3 vi\u1ec7c c\u1eaft t\u1ec9a v\u00e0 ho\u00e0n thi\u1ec7n khoang \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n. L\u00e0m n\u00f3ng v\u00e0 \u1ee7 khu\u00f4n sau khi h\u00e0n l\u00e0 m\u1ed9t ph\u1ea7n quan tr\u1ecdng c\u1ee7a s\u1eeda ch\u1eefa h\u00e0n, ngh\u0129a l\u00e0 lo\u1ea1i b\u1ecf \u1ee9ng su\u1ea5t h\u00e0n v\u00e0 t\u00f4i luy\u1ec7n l\u1edbp m\u1ecfng d\u01b0\u1edbi l\u1edbp h\u00e0n \u0111\u01b0\u1ee3c l\u00e0m n\u00f3ng v\u00e0 d\u1eadp t\u1eaft trong qu\u00e1 tr\u00ecnh h\u00e0n.<\/p>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><img decoding=\"async\" src=\"https:\/\/tooling.harsle.com\/wp-content\/themes\/woodmart\/images\/lazy.svg\" data-src=\"https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/04\/Figure-3-Production-die-casting-mold-768x512-1.jpg\" alt=\"khu\u00f4n \u0111\u00fac\" class=\"wd-lazy-fade wp-image-17653\" width=\"496\" height=\"330\" title=\"\" srcset=\"\" data-srcset=\"https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/04\/Figure-3-Production-die-casting-mold-768x512-1.jpg 768w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/04\/Figure-3-Production-die-casting-mold-768x512-1-300x200.jpg 300w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/04\/Figure-3-Production-die-casting-mold-768x512-1-18x12.jpg 18w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/04\/Figure-3-Production-die-casting-mold-768x512-1-600x400.jpg 600w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/04\/Figure-3-Production-die-casting-mold-768x512-1-150x100.jpg 150w\" sizes=\"(max-width: 496px) 100vw, 496px\" \/><\/figure><\/div>\n\n\n\n<p>Sau khi khu\u00f4n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng m\u1ed9t th\u1eddi gian, do t\u1ed1c \u0111\u1ed9 phun cao v\u00e0 s\u1eed d\u1ee5ng l\u00e2u ng\u00e0y s\u1ebd c\u00f3 c\u1eb7n b\u00e1m tr\u00ean khoang v\u00e0 l\u00f5i. Nh\u1eefng c\u1eb7n n\u00e0y \u0111\u01b0\u1ee3c h\u00ecnh th\u00e0nh do s\u1ef1 k\u1ebft h\u1ee3p c\u1ee7a c\u00e1c ch\u1ea5t th\u00e1o khu\u00f4n, t\u1ea1p ch\u1ea5t l\u00e0m m\u00e1t v\u00e0 m\u1ed9t l\u01b0\u1ee3ng nh\u1ecf kim lo\u1ea1i \u0111\u00fac d\u01b0\u1edbi nhi\u1ec7t \u0111\u1ed9 v\u00e0 \u00e1p su\u1ea5t cao. Nh\u1eefng c\u1eb7n n\u00e0y kh\u00e1 c\u1ee9ng v\u00e0 b\u00e1m ch\u1eafc v\u00e0o b\u1ec1 m\u1eb7t khoang v\u00e0 l\u00f5i v\u00e0 r\u1ea5t kh\u00f3 lo\u1ea1i b\u1ecf. Khi lo\u1ea1i b\u1ecf c\u1eb7n b\u1ea9n, ch\u00fang kh\u00f4ng th\u1ec3 \u0111\u01b0\u1ee3c lo\u1ea1i b\u1ecf b\u1eb1ng c\u00e1ch \u0111\u1ed1t n\u00f3ng b\u1eb1ng \u0111\u00e8n h\u00e0n, \u0111i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 d\u1eabn \u0111\u1ebfn vi\u1ec7c t\u1ea1o ra c\u00e1c \u0111i\u1ec3m n\u00f3ng c\u1ee5c b\u1ed9 ho\u1eb7c c\u00e1c \u0111i\u1ec3m kh\u1eed cacbon tr\u00ean b\u1ec1 m\u1eb7t c\u1ee7a khu\u00f4n, do \u0111\u00f3 tr\u1edf th\u00e0nh ngu\u1ed3n g\u1ed1c c\u1ee7a n\u1ee9t nhi\u1ec7t. N\u00ean s\u1eed d\u1ee5ng ph\u01b0\u01a1ng ph\u00e1p m\u00e0i ho\u1eb7c lo\u1ea1i b\u1ecf c\u01a1 h\u1ecdc, nh\u01b0ng kh\u00f4ng \u0111\u01b0\u1ee3c l\u00e0m h\u1ecfng c\u00e1c bi\u00ean d\u1ea1ng kh\u00e1c, d\u1eabn \u0111\u1ebfn thay \u0111\u1ed5i k\u00edch th\u01b0\u1edbc.<\/p>\n\n\n\n<p>B\u1ea3o d\u01b0\u1ee1ng khu\u00f4n th\u01b0\u1eddng xuy\u00ean c\u00f3 th\u1ec3 gi\u1eef cho khu\u00f4n lu\u00f4n trong t\u00ecnh tr\u1ea1ng t\u1ed1t. Sau khi khu\u00f4n m\u1edbi \u0111\u01b0\u1ee3c th\u1eed nghi\u1ec7m, b\u1ea5t k\u1ec3 th\u1eed nghi\u1ec7m c\u00f3 \u0111\u1ee7 ti\u00eau chu\u1ea9n hay kh\u00f4ng, vi\u1ec7c \u1ee7 gi\u1ea3m \u1ee9ng su\u1ea5t ph\u1ea3i \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n tr\u01b0\u1edbc khi khu\u00f4n \u0111\u01b0\u1ee3c l\u00e0m ngu\u1ed9i \u0111\u1ebfn nhi\u1ec7t \u0111\u1ed9 ph\u00f2ng. Khi khu\u00f4n m\u1edbi \u0111\u01b0\u1ee3c \u0111\u00fac 10.000 l\u1ea7n, khoang khu\u00f4n v\u00e0 \u0111\u1ebf khu\u00f4n ph\u1ea3i \u0111\u01b0\u1ee3c \u1ee7 \u1edf 450 - 480 \u2103, khoang khu\u00f4n ph\u1ea3i \u0111\u01b0\u1ee3c \u0111\u00e1nh b\u00f3ng v\u00e0 th\u1ea5m nit\u01a1 \u0111\u1ec3 lo\u1ea1i b\u1ecf \u1ee9ng su\u1ea5t b\u00ean trong v\u00e0 c\u00e1c v\u1ebft n\u1ee9t nh\u1eb9 tr\u00ean b\u1ec1 m\u1eb7t khoang. Trong t\u01b0\u01a1ng lai, khu\u00f4n ph\u1ea3i \u0111\u01b0\u1ee3c b\u1ea3o d\u01b0\u1ee1ng nh\u01b0 c\u0169 sau m\u1ed7i 12.000 ~ 15.000 l\u1ea7n \u0111\u1ed5 khu\u00f4n. Khi khu\u00f4n \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng trong 50.000 l\u1ea7n khu\u00f4n, n\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c duy tr\u00ec sau m\u1ed7i 25.000 \u0111\u1ebfn 30.000 l\u1ea7n khu\u00f4n. V\u1edbi ph\u01b0\u01a1ng ph\u00e1p tr\u00ean, t\u1ed1c \u0111\u1ed9 v\u00e0 th\u1eddi gian n\u1ee9t khu\u00f4n do \u1ee9ng su\u1ea5t nhi\u1ec7t c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c l\u00e0m ch\u1eadm l\u1ea1i \u0111\u00e1ng k\u1ec3.<\/p>\n\n\n\n<p>Trong tr\u01b0\u1eddng h\u1ee3p b\u1ecb x\u00f3i m\u00f2n v\u00e0 n\u1ee9t n\u1ebb nghi\u00eam tr\u1ecdng, vi\u1ec7c x\u1eed l\u00fd th\u1ea5m nit\u01a1 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n tr\u00ean b\u1ec1 m\u1eb7t khu\u00f4n \u0111\u1ec3 c\u1ea3i thi\u1ec7n \u0111\u1ed9 c\u1ee9ng v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng m\u00e0i m\u00f2n c\u1ee7a b\u1ec1 m\u1eb7t khu\u00f4n. Tuy nhi\u00ean, \u0111\u1ed9 c\u1ee9ng c\u1ee7a ch\u1ea5t n\u1ec1n th\u1ea5m nit\u01a1 ph\u1ea3i l\u00e0 35-43HRC. Khi \u0111\u1ed9 c\u1ee9ng th\u1ea5p h\u01a1n 35HRC, l\u1edbp nitrided kh\u00f4ng th\u1ec3 k\u1ebft h\u1ee3p ch\u1eafc ch\u1eafn v\u1edbi ch\u1ea5t n\u1ec1n. Sau m\u1ed9t th\u1eddi gian s\u1eed d\u1ee5ng, n\u00f3 s\u1ebd r\u01a1i ra th\u00e0nh t\u1eebng m\u1ea3ng l\u1edbn. N\u1ebfu cao h\u01a1n 43HRC, d\u1ec5 g\u00e2y g\u00e3y c\u00e1c ph\u1ea7n l\u1ed3i c\u1ee7a b\u1ec1 m\u1eb7t khoang. Khi th\u1ea5m nit\u01a1, chi\u1ec1u d\u00e0y c\u1ee7a l\u1edbp th\u1ea5m nit\u01a1 kh\u00f4ng \u0111\u01b0\u1ee3c qu\u00e1 0,15mm. N\u1ebfu n\u00f3 qu\u00e1 d\u00e0y, n\u00f3 s\u1ebd r\u01a1i ra \u1edf b\u1ec1 m\u1eb7t chia c\u1eaft v\u00e0 c\u00e1c g\u00f3c s\u1eafc.<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>X\u1eed l\u00fd nhi\u1ec7t khu\u00f4n<\/li><\/ul>\n\n\n\n<p>Vi\u1ec7c x\u1eed l\u00fd nhi\u1ec7t c\u00f3 \u0111\u00fang hay kh\u00f4ng li\u00ean quan tr\u1ef1c ti\u1ebfp \u0111\u1ebfn tu\u1ed5i th\u1ecd c\u1ee7a khu\u00f4n. Do x\u1eed l\u00fd nhi\u1ec7t kh\u00f4ng \u0111\u00fang quy tr\u00ecnh v\u00e0 quy t\u1eafc quy tr\u00ecnh, khu\u00f4n b\u1ecb x\u01b0\u1edbc do bi\u1ebfn d\u1ea1ng, n\u1ee9t v\u00e0 \u1ee9ng su\u1ea5t d\u01b0 c\u1ee7a qu\u00e1 tr\u00ecnh nhi\u1ec7t luy\u1ec7n l\u00e0m cho khu\u00f4n kh\u00f4ng s\u1eed d\u1ee5ng \u0111\u01b0\u1ee3c, chi\u1ebfm t\u1ef7 l\u1ec7 h\u1ecfng khu\u00f4n kho\u1ea3ng 50%.<\/p>\n\n\n\n<p>Khoang khu\u00f4n \u0111\u00fac \u0111\u01b0\u1ee3c l\u00e0m b\u1eb1ng th\u00e9p h\u1ee3p kim ch\u1ea5t l\u01b0\u1ee3ng cao. Gi\u00e1 c\u1ee7a nh\u1eefng nguy\u00ean li\u1ec7u th\u00f4 n\u00e0y t\u01b0\u01a1ng \u0111\u1ed1i cao, c\u1ed9ng v\u1edbi chi ph\u00ed ch\u1ebf bi\u1ebfn v\u00e0 chi ph\u00ed t\u1ed5ng h\u1ee3p l\u00e0 r\u1ea5t cao. N\u1ebfu do nhi\u1ec7t luy\u1ec7n kh\u00f4ng \u0111\u00fang c\u00e1ch ho\u1eb7c ch\u1ea5t l\u01b0\u1ee3ng nhi\u1ec7t luy\u1ec7n k\u00e9m m\u00e0 ph\u1ebf li\u1ec7u ho\u1eb7c tu\u1ed5i th\u1ecd kh\u00f4ng \u0111\u1ea1t y\u00eau c\u1ea7u thi\u1ebft k\u1ebf th\u00ec s\u1ebd g\u00e2y thi\u1ec7t h\u1ea1i l\u1edbn v\u1ec1 kinh t\u1ebf. Do \u0111\u00f3, h\u00e3y ch\u00fa \u00fd nh\u1eefng \u0111i\u1ec3m sau trong qu\u00e1 tr\u00ecnh x\u1eed l\u00fd nhi\u1ec7t:<\/p>\n\n\n\n<ol class=\"wp-block-list\"><li>\u00a0C\u00e1c v\u1eadt r\u00e8n \u0111\u01b0\u1ee3c t\u1ea1o h\u00ecnh c\u1ea7u v\u00e0 \u1ee7 tr\u01b0\u1edbc khi \u0111\u01b0\u1ee3c l\u00e0m ngu\u1ed9i \u0111\u1ebfn nhi\u1ec7t \u0111\u1ed9 ph\u00f2ng.<\/li><li>X\u1eed l\u00fd t\u00f4i v\u00e0 \u1ee7 b\u1ed5 sung \u0111\u01b0\u1ee3c th\u00eam v\u00e0o sau khi gia c\u00f4ng th\u00f4 v\u00e0 tr\u01b0\u1edbc khi ho\u00e0n thi\u1ec7n. \u0110\u1ec3 tr\u00e1nh \u0111\u1ed9 c\u1ee9ng qu\u00e1 cao v\u00e0 g\u00e2y kh\u00f3 kh\u0103n trong qu\u00e1 tr\u00ecnh gia c\u00f4ng, \u0111\u1ed9 c\u1ee9ng \u0111\u01b0\u1ee3c gi\u1edbi h\u1ea1n \u1edf m\u1ee9c 25-32HRC v\u00e0 qu\u00e1 tr\u00ecnh t\u00f4i luy\u1ec7n gi\u1ea3m c\u0103ng th\u1eb3ng \u0111\u01b0\u1ee3c s\u1eafp x\u1ebfp tr\u01b0\u1edbc khi ho\u00e0n thi\u1ec7n.<\/li><li>C\u1ea7n ch\u00fa \u00fd \u0111\u1ebfn qu\u00e1 tr\u00ecnh kh\u1eed cacbon v\u00e0 t\u0103ng cacbon tr\u00ean b\u1ec1 m\u1eb7t c\u1ee7a khoang trong qu\u00e1 tr\u00ecnh x\u1eed l\u00fd nhi\u1ec7t. Kh\u1eed tr\u00f9ng kh\u00f4ng \u0111\u00fang c\u00e1ch s\u1ebd g\u00e2y h\u01b0 h\u1ecfng n\u1ea5m m\u1ed1c v\u00e0 c\u00e1c v\u1ebft n\u1ee9t m\u1eadt \u0111\u1ed9 cao; t\u0103ng carbon s\u1ebd l\u00e0m gi\u1ea3m kh\u1ea3 n\u0103ng ch\u1ed1ng m\u1ecfi nhi\u1ec7t.<\/li><li>Khi th\u1ea5m nit\u01a1 c\u1ea7n l\u01b0u \u00fd kh\u00f4ng \u0111\u1ec3 v\u1ebft d\u1ea7u d\u00ednh tr\u00ean b\u1ec1 m\u1eb7t th\u1ea5m nit\u01a1. Kh\u00f4ng \u0111\u01b0\u1ee3c d\u00f9ng tay ch\u1ea1m tr\u1ef1c ti\u1ebfp v\u00e0o b\u1ec1 m\u1eb7t \u0111\u00e3 l\u00e0m s\u1ea1ch, v\u00e0 ph\u1ea3i \u0111eo g\u0103ng tay \u0111\u1ec3 tr\u00e1nh b\u1ec1 m\u1eb7t \u0111\u00e3 th\u1ea5m nitr\u00e1t b\u1ecb d\u00ednh d\u1ea7u v\u00e0 g\u00e2y ra l\u1edbp nitr\u00e1t kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u.<\/li><li>\u00a0Gi\u1eefa hai qu\u00e1 tr\u00ecnh x\u1eed l\u00fd nhi\u1ec7t, khi nhi\u1ec7t \u0111\u1ed9 c\u1ee7a qu\u00e1 tr\u00ecnh tr\u01b0\u1edbc gi\u1ea3m \u0111\u1ebfn m\u1ee9c c\u1ea3m \u1ee9ng th\u00ec s\u1ebd th\u1ef1c hi\u1ec7n qu\u00e1 tr\u00ecnh ti\u1ebfp theo, kh\u00f4ng \u0111\u01b0\u1ee3c l\u00e0m ngu\u1ed9i \u0111\u1ebfn nhi\u1ec7t \u0111\u1ed9 ph\u00f2ng.<\/li><li>Ch\u00fa \u00fd \u0111\u1ebfn c\u00e1c \u0111i\u1ec3m t\u1edbi h\u1ea1n Ac1 v\u00e0 AC3 c\u1ee7a th\u00e9p v\u00e0 th\u1eddi gian gi\u1eef trong qu\u00e1 tr\u00ecnh t\u00f4i ngu\u1ed9i \u0111\u1ec3 ng\u0103n Austenit b\u1ecb th\u00f4. Khi \u1ee7 n\u00ean gi\u1eef nhi\u1ec7t 20mm \/ h, s\u1ed1 l\u1ea7n \u1ee7 n\u00f3i chung l\u00e0 3 l\u1ea7n. Khi c\u00f3 hi\u1ec7n t\u01b0\u1ee3ng th\u1ea5m nit\u01a1, c\u00f3 th\u1ec3 b\u1ecf qua l\u1ea7n \u1ee7 th\u1ee9 ba.<\/li><\/ol>\n\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full\"><img decoding=\"async\" width=\"421\" height=\"313\" src=\"https:\/\/tooling.harsle.com\/wp-content\/themes\/woodmart\/images\/lazy.svg\" data-src=\"https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/04\/die-casting-mold-base-1.png\" alt=\"ch\u1ebft khu\u00f4n\" class=\"wd-lazy-fade wp-image-17654\" title=\"\" srcset=\"\" data-srcset=\"https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/04\/die-casting-mold-base-1.png 421w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/04\/die-casting-mold-base-1-300x223.png 300w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/04\/die-casting-mold-base-1-16x12.png 16w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/04\/die-casting-mold-base-1-150x112.png 150w\" sizes=\"(max-width: 421px) 100vw, 421px\" \/><\/figure><\/div>\n\n\n\n<p>Tr\u00ean \u0111\u00e2y l\u00e0 m\u1ed9t s\u1ed1 hi\u1ec3u bi\u1ebft v\u00e0 ph\u00e2n t\u00edch b\u1ec1 ngo\u00e0i v\u1ec1 HARSLE v\u1ec1 <a href=\"https:\/\/www.diecasting-mould.com\/news\/how-to-effectively-extend-the-life-of-die-casting-mold-diecasting-mould\" target=\"_blank\" rel=\"noopener\">l\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 c\u1ea3i thi\u1ec7n tu\u1ed5i th\u1ecd c\u1ee7a khu\u00f4n \u0111\u00fac khu\u00f4n<\/a>. Trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t th\u1ef1c t\u1ebf, nhi\u1ec1u y\u1ebfu t\u1ed1 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn tu\u1ed5i th\u1ecd c\u1ee7a khu\u00f4n \u0111\u00fac v\u00e0 li\u00ean quan \u0111\u1ebfn nhi\u1ec1u kh\u00eda c\u1ea1nh. L\u00e0m th\u1ebf n\u00e0o \u0111\u1ec3 n\u00e2ng cao tu\u1ed5i th\u1ecd c\u1ee7a khu\u00f4n \u0111\u00fac l\u00e0 m\u1ed9t v\u1ea5n \u0111\u1ec1 ph\u1ee9c t\u1ea1p. V\u1ea5n \u0111\u1ec1 to\u00e0n di\u1ec7n \u0111\u00e1ng \u0111\u01b0\u1ee3c th\u1ea3o lu\u1eadn v\u00e0 nghi\u00ean c\u1ee9u th\u00eam b\u1edfi c\u00e1c nh\u00e2n vi\u00ean chuy\u00ean m\u00f4n v\u00e0 k\u1ef9 thu\u1eadt.<\/p>\n\n\n<div data-block-name=\"woocommerce\/product-best-sellers\" data-rows=\"1\" class=\"wc-block-grid wp-block-product-best-sellers wp-block-woocommerce-product-best-sellers wc-block-product-best-sellers has-3-columns\"><ul class=\"wc-block-grid__products\"><li class=\"wc-block-grid__product\">\n\t\t\t\t<a href=\"https:\/\/tooling.harsle.com\/vi\/san-pham\/1238-wila-trumpf-acute-punch\/\" class=\"wc-block-grid__product-link\">\n\t\t\t\t\t\n\t\t\t\t\t<div class=\"wc-block-grid__product-image\"><img decoding=\"async\" width=\"600\" height=\"600\" src=\"https:\/\/tooling.harsle.com\/wp-content\/uploads\/2021\/07\/1238-600x600.png\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"1238 C\u00fa \u0111\u1ea5m c\u1ea5p t\u00ednh WILA-TRUMPF\" srcset=\"https:\/\/tooling.harsle.com\/wp-content\/uploads\/2021\/07\/1238-600x600.png 600w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2021\/07\/1238-150x150.png 150w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2021\/07\/1238-300x300.png 300w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2021\/07\/1238-768x768.png 768w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2021\/07\/1238.png 800w\" sizes=\"(max-width: 600px) 100vw, 600px\" title=\"\"><\/div>\n\t\t\t\t\t<div class=\"wc-block-grid__product-title\">1238 C\u00fa \u0111\u1ea5m c\u1ea5p t\u00ednh WILA-TRUMPF<\/div>\n\t\t\t\t<\/a>\n\t\t\t\t<div class=\"wc-block-grid__product-price price\"><\/div>\n\t\t\t\t\n\t\t\t\t<div class=\"wp-block-button wc-block-grid__product-add-to-cart\"><a href=\"https:\/\/tooling.harsle.com\/vi\/san-pham\/1238-wila-trumpf-acute-punch\/\" aria-label=\"L\u1ef1a ch\u1ecdn cho &ldquo;1238 WILA-TRUMPF Acute Punch&rdquo;\" data-quantity=\"1\" data-product_id=\"15152\" data-product_sku=\"fd710bd03083\" data-price=\"100\" rel=\"nofollow\" class=\"wp-block-button__link  add_to_cart_button\">Ch\u1ecdn<\/a><\/div>\n\t\t\t<\/li><li class=\"wc-block-grid__product\">\n\t\t\t\t<a href=\"https:\/\/tooling.harsle.com\/vi\/san-pham\/3120-bystronic-beyeler-1v-die\/\" class=\"wc-block-grid__product-link\">\n\t\t\t\t\t\n\t\t\t\t\t<div class=\"wc-block-grid__product-image\"><img decoding=\"async\" width=\"600\" height=\"600\" src=\"https:\/\/tooling.harsle.com\/wp-content\/uploads\/2021\/07\/3120-600x600.png\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"3120 BYSTRONIC-BEYELER 1V Die\" srcset=\"https:\/\/tooling.harsle.com\/wp-content\/uploads\/2021\/07\/3120-600x600.png 600w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2021\/07\/3120-150x150.png 150w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2021\/07\/3120-300x300.png 300w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2021\/07\/3120-768x768.png 768w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2021\/07\/3120.png 800w\" sizes=\"(max-width: 600px) 100vw, 600px\" title=\"\"><\/div>\n\t\t\t\t\t<div class=\"wc-block-grid__product-title\">3120 BYSTRONIC-BEYELER 1V Die<\/div>\n\t\t\t\t<\/a>\n\t\t\t\t<div class=\"wc-block-grid__product-price price\"><\/div>\n\t\t\t\t\n\t\t\t\t<div class=\"wp-block-button wc-block-grid__product-add-to-cart\"><a href=\"https:\/\/tooling.harsle.com\/vi\/san-pham\/3120-bystronic-beyeler-1v-die\/\" aria-label=\"L\u1ef1a ch\u1ecdn cho &ldquo;3120 BYSTRONIC-BEYELER 1V Die&rdquo;\" data-quantity=\"1\" data-product_id=\"14960\" data-product_sku=\"3cbdf5d4b8e2\" data-price=\"100\" rel=\"nofollow\" class=\"wp-block-button__link  add_to_cart_button\">Ch\u1ecdn<\/a><\/div>\n\t\t\t<\/li><li class=\"wc-block-grid__product\">\n\t\t\t\t<a href=\"https:\/\/tooling.harsle.com\/vi\/san-pham\/3117-bystronic-beyeler-1v-die\/\" class=\"wc-block-grid__product-link\">\n\t\t\t\t\t\n\t\t\t\t\t<div class=\"wc-block-grid__product-image\"><img decoding=\"async\" width=\"600\" height=\"600\" src=\"https:\/\/tooling.harsle.com\/wp-content\/uploads\/2021\/07\/3117-600x600.png\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"3117 BYSTRONIC-BEYELER 1V Ch\u1ebft\" srcset=\"https:\/\/tooling.harsle.com\/wp-content\/uploads\/2021\/07\/3117-600x600.png 600w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2021\/07\/3117-150x150.png 150w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2021\/07\/3117-300x300.png 300w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2021\/07\/3117-768x768.png 768w, https:\/\/tooling.harsle.com\/wp-content\/uploads\/2021\/07\/3117.png 800w\" sizes=\"(max-width: 600px) 100vw, 600px\" title=\"\"><\/div>\n\t\t\t\t\t<div class=\"wc-block-grid__product-title\">3117 BYSTRONIC-BEYELER 1V Ch\u1ebft<\/div>\n\t\t\t\t<\/a>\n\t\t\t\t<div class=\"wc-block-grid__product-price price\"><\/div>\n\t\t\t\t\n\t\t\t\t<div class=\"wp-block-button wc-block-grid__product-add-to-cart\"><a href=\"https:\/\/tooling.harsle.com\/vi\/san-pham\/3117-bystronic-beyeler-1v-die\/\" aria-label=\"L\u1ef1a ch\u1ecdn cho &ldquo;3117 BYSTRONIC-BEYELER 1V Die&rdquo;\" data-quantity=\"1\" data-product_id=\"14945\" data-product_sku=\"431d851ab85a\" data-price=\"100\" rel=\"nofollow\" class=\"wp-block-button__link  add_to_cart_button\">Ch\u1ecdn<\/a><\/div>\n\t\t\t<\/li><\/ul><\/div>\n\n\n<p class=\"yoast-reading-time__wrapper\"><span class=\"yoast-reading-time__icon\"><\/span><span class=\"yoast-reading-time__descriptive-text\">Th\u1eddi gian \u0111\u1ecdc \u01b0\u1edbc t\u00ednh:  <\/span><span class=\"yoast-reading-time__reading-time\">11<\/span><span class=\"yoast-reading-time__time-unit\"> ph\u00fat<\/span><\/p>","protected":false},"excerpt":{"rendered":"<p>Tr\u01b0\u1edbc t\u00ecnh h\u00ecnh x\u00e2y d\u1ef1ng kinh t\u1ebf trong n\u01b0\u1edbc trong th\u1ebf k\u1ef7 21, c\u00e1c doanh nghi\u1ec7p khu\u00f4n ph\u1ea3i th\u00edch \u1ee9ng v\u1edbi s\u1ef1 ph\u00e1t tri\u1ec3n c\u1ee7a th\u1ecb tr\u01b0\u1eddng<\/p>","protected":false},"author":1,"featured_media":17656,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[1],"tags":[2137,2136,2138],"class_list":["post-17643","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-press-brake-tooling","tag-aluminum-die-casting","tag-die-casting","tag-die-casting-process"],"jetpack_featured_media_url":"https:\/\/tooling.harsle.com\/wp-content\/uploads\/2022\/04\/\u6dfb\u52a0\u6807\u9898.jpg","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/tooling.harsle.com\/vi\/wp-json\/wp\/v2\/posts\/17643","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/tooling.harsle.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/tooling.harsle.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/tooling.harsle.com\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/tooling.harsle.com\/vi\/wp-json\/wp\/v2\/comments?post=17643"}],"version-history":[{"count":0,"href":"https:\/\/tooling.harsle.com\/vi\/wp-json\/wp\/v2\/posts\/17643\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/tooling.harsle.com\/vi\/wp-json\/wp\/v2\/media\/17656"}],"wp:attachment":[{"href":"https:\/\/tooling.harsle.com\/vi\/wp-json\/wp\/v2\/media?parent=17643"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/tooling.harsle.com\/vi\/wp-json\/wp\/v2\/categories?post=17643"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/tooling.harsle.com\/vi\/wp-json\/wp\/v2\/tags?post=17643"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}