{"id":5458,"date":"2026-07-17T16:27:09","date_gmt":"2026-07-17T09:27:09","guid":{"rendered":"https:\/\/dk-metalsurfacetreatment.com\/thu-dong-hoa-cr3-primecoat-z838\/"},"modified":"2026-08-13T15:08:19","modified_gmt":"2026-08-13T08:08:19","slug":"thu-dong-hoa-cr3-primecoat-z838","status":"publish","type":"post","link":"https:\/\/dk-metalsurfacetreatment.com\/en\/thu-dong-hoa-cr3-primecoat-z838\/","title":{"rendered":"Chromium(III) (Cr3+) Passivation \u2013 PrimeCoat\u00ae Z838"},"content":{"rendered":"<h2><span style=\"font-size: 90%;\"><strong><span style=\"color: #333333;\">PrimeCoat\u00ae Z838-4P \u2013 Gi\u1ea3i Ph\u00e1p Th\u1ee5 \u0110\u1ed9ng H\u00f3a Chrome III<\/span><\/strong><\/span><\/h2>\n<p class=\"isSelectedEnd\"><span style=\"color: #333333;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignright wp-image-3855 \" src=\"https:\/\/dk-metalsurfacetreatment.com\/wp-content\/uploads\/2026\/06\/san-xuat-xanh-1.jpg\" alt=\"steel industry\" width=\"316\" height=\"196\" \/><strong>PrimeCoat\u00ae Z838-4P<\/strong> l\u00e0 l\u1edbp ph\u1ee7 ch\u1ee9c n\u0103ng g\u1ed1c n\u01b0\u1edbc d\u1ef1a tr\u00ean c\u00f4ng ngh\u1ec7 <strong>Chrome III (Cr3+)<\/strong>, \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n cho th\u00e9p m\u1ea1 k\u1ebdm v\u00e0 c\u00e1c v\u1eadt li\u1ec7u n\u1ec1n h\u1ee3p kim k\u1ebdm trong d\u00e2y chuy\u1ec1n s\u1ea3n xu\u1ea5t li\u00ean t\u1ee5c.<\/span><\/p>\n<p class=\"isSelectedEnd\"><span style=\"color: #333333;\"><strong>PrimeCoat\u00ae Z838-4P<\/strong> kh\u00f4ng ch\u1ee9a Chrome VI v\u00e0 kh\u00f4ng ch\u1ee9a fluoride. \u0110\u00e2y l\u00e0 gi\u1ea3i ph\u00e1p ph\u00f9 h\u1ee3p cho doanh nghi\u1ec7p c\u1ea7n thay th\u1ebf c\u00f4ng ngh\u1ec7 Cr(VI) truy\u1ec1n th\u1ed1ng, h\u01b0\u1edbng \u0111\u1ebfn d\u00e2y chuy\u1ec1n x\u1eed l\u00fd b\u1ec1 m\u1eb7t hi\u1ec7u su\u1ea5t cao, an to\u00e0n h\u01a1n v\u00e0 \u0111\u00e1p \u1ee9ng y\u00eau c\u1ea7u RoHS.<\/span><\/p>\n<hr \/>\n<h2><span style=\"font-size: 90%;\"><strong><span style=\"color: #333333;\">\u01afu \u0110i\u1ec3m N\u1ed5i B\u1eadt S\u1ea3n Ph\u1ea9m PrimeCoat\u00ae Z838-4P<\/span><\/strong><\/span><\/h2>\n<h3><span style=\"font-size: 90%; color: #282828;\">C\u00f4ng ngh\u1ec7 th\u1ee5 \u0111\u1ed9ng ho\u00e1 Chrome III thay th\u1ebf Chrome VI<\/span><\/h3>\n<p class=\"isSelectedEnd\"><span style=\"color: #333333;\">PrimeCoat\u00ae Z838-4P s\u1eed d\u1ee5ng c\u00f4ng ngh\u1ec7 Chromium III thay cho Chromium VI. S\u1ea3n ph\u1ea9m kh\u00f4ng ch\u1ee9a Cr(VI) v\u00e0 kh\u00f4ng ch\u1ee9a fluoride, ph\u00f9 h\u1ee3p v\u1edbi xu h\u01b0\u1edbng thay th\u1ebf c\u00e1c h\u1ec7 th\u1ee5 \u0111\u1ed9ng h\u00f3a truy\u1ec1n th\u1ed1ng c\u00f3 nguy c\u01a1 cao h\u01a1n v\u1ec1 m\u00f4i tr\u01b0\u1eddng v\u00e0 an to\u00e0n h\u00f3a ch\u1ea5t.<\/span><\/p>\n<ul data-spread=\"false\">\n<li><strong><span style=\"color: #253782;\">Kh\u00f4ng ch\u1ee9a Chrome VI.<\/span><\/strong><\/li>\n<li><strong><span style=\"color: #253782;\">Th\u1ee5 \u0111\u1ed9ng h\u00f3a d\u1ef1a tr\u00ean Chrome III.<\/span><\/strong><\/li>\n<li><strong><span style=\"color: #253782;\">H\u1ec7 x\u1eed l\u00fd b\u1ec1 m\u1eb7t Cr3+ g\u1ed1c n\u01b0\u1edbc.<\/span><\/strong><\/li>\n<li><strong><span style=\"color: #253782;\">Kh\u00f4ng ch\u1ee9a fluoride.<\/span><\/strong><\/li>\n<li><strong><span style=\"color: #253782;\">\u0110\u00e1p \u1ee9ng y\u00eau c\u1ea7u RoHS theo t\u00e0i li\u1ec7u k\u1ef9 thu\u1eadt.<\/span><\/strong><\/li>\n<\/ul>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-4550\" style=\"color: #555555;\" src=\"https:\/\/dk-metalsurfacetreatment.com\/wp-content\/uploads\/2026\/03\/PrimeCoat-Z83xx-series-graph-1500x841-1.png\" alt=\"Bi\u1ec3u \u0111\u1ed3 so s\u00e1nh chrome 3 so v\u1edbi th\u1ee5 \u0111\u1ed9ng h\u00f3a Chrome VI (Cr6)\" width=\"582\" height=\"326\" \/><\/p>\n<h3><span style=\"color: #282828; font-size: 90%;\">T\u0103ng kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n v\u00e0 h\u1ea1n ch\u1ebf r\u1ec9 tr\u1eafng<\/span><\/h3>\n<p class=\"isSelectedEnd\"><span style=\"color: #333333;\">Th\u1ee5 \u0111\u1ed9ng ho\u00e1 Chrome III PrimeCoat\u00ae Z838-4P gi\u00fap n\u00e2ng cao kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 c\u1ee7a th\u00e9p m\u1ea1 tr\u01b0\u1edbc h\u01a1i \u1ea9m, n\u01b0\u1edbc ng\u01b0ng t\u1ee5, \u0111i\u1ec1u ki\u1ec7n l\u01b0u kho, v\u1eadn chuy\u1ec3n v\u00e0 t\u00e1c \u0111\u1ed9ng c\u1ee7a m\u00f4i tr\u01b0\u1eddng.<\/span><\/p>\n<p class=\"isSelectedEnd\"><span style=\"color: #333333;\">Theo d\u1eef li\u1ec7u th\u1eed nghi\u1ec7m trong t\u00e0i li\u1ec7u s\u1ea3n ph\u1ea9m, hi\u1ec7u n\u0103ng phun s\u01b0\u01a1ng mu\u1ed1i trung t\u00ednh ASTM B117 tr\u00ean th\u00e9p m\u1ea1 k\u1ebdm c\u00f3 th\u1ec3 \u0111\u1ea1t t\u1eeb kho\u1ea3ng 96 gi\u1edd \u0111\u1ebfn tr\u00ean 500 gi\u1edd t\u00f9y \u0111\u1ecbnh l\u01b0\u1ee3ng l\u1edbp ph\u1ee7. V\u1edbi n\u1ec1n Galvalume, k\u1ebft qu\u1ea3 tham kh\u1ea3o \u0111\u1ea1t tr\u00ean 500 gi\u1edd \u0111\u1ebfn tr\u00ean 750 gi\u1edd, t\u00f9y \u0111i\u1ec1u ki\u1ec7n \u00e1p d\u1ee5ng.<\/span><\/p>\n<p class=\"isSelectedEnd\"><span style=\"color: #333333;\">L\u1edbp ph\u1ee7 ph\u00f9 h\u1ee3p \u0111\u1ec3 h\u1ea1n ch\u1ebf hi\u1ec7n t\u01b0\u1ee3ng r\u1ec9 tr\u1eafng tr\u00ean:<\/span><\/p>\n<ul data-spread=\"false\">\n<li><strong><span style=\"color: #253782;\">Th\u00e9p m\u1ea1<\/span><\/strong><\/li>\n<li><strong><span style=\"color: #253782;\">Galvalume.<\/span><\/strong><\/li>\n<li><strong><span style=\"color: #253782;\">Galvannealed.<\/span><\/strong><\/li>\n<li><strong><span style=\"color: #253782;\">Galfan.<\/span><\/strong><\/li>\n<li><strong><span style=\"color: #253782;\">Alusi.<\/span><\/strong><\/li>\n<li><strong><span style=\"color: #253782;\">H\u1ee3p kim K\u1ebdm \u2013 Nh\u00f4m \u2013 Magi\u00ea.<\/span><\/strong><\/li>\n<\/ul>\n<h3><span style=\"color: #282828; font-size: 90%;\">Gi\u1ea3m ma s\u00e1t trong qu\u00e1 tr\u00ecnh t\u1ea1o h\u00ecnh<\/span><\/h3>\n<p class=\"isSelectedEnd\"><span style=\"color: #333333;\">PrimeCoat\u00ae Z838-4P mang l\u1ea1i hi\u1ec7u qu\u1ea3 b\u00f4i tr\u01a1n b\u1ec1 m\u1eb7t, gi\u00fap gi\u1ea3m ma s\u00e1t gi\u1eefa t\u1ea5m th\u00e9p v\u00e0 khu\u00f4n d\u1eadp trong qu\u00e1 tr\u00ecnh gia c\u00f4ng. <\/span><span style=\"color: #333333;\">C\u00e1c l\u1ee3i \u00edch th\u1ef1c t\u1ebf g\u1ed3m:<\/span><\/p>\n<ul data-spread=\"false\">\n<li><strong><span style=\"color: #253782;\">H\u1ed7 tr\u1ee3 d\u1eadp s\u00e2u v\u00e0 t\u1ea1o h\u00ecnh ph\u1ee9c t\u1ea1p.<\/span><\/strong><\/li>\n<li><strong><span style=\"color: #253782;\">Gi\u1ea3m hi\u1ec7n t\u01b0\u1ee3ng b\u00e1m d\u00ednh kim lo\u1ea1i l\u00ean khu\u00f4n.<\/span><\/strong><\/li>\n<li><strong><span style=\"color: #253782;\">H\u1ea1n ch\u1ebf galling trong qu\u00e1 tr\u00ecnh t\u1ea1o h\u00ecnh.<\/span><\/strong><\/li>\n<li><strong><span style=\"color: #253782;\">Gi\u1ea3m nguy c\u01a1 tr\u1ea7y x\u01b0\u1edbc b\u1ec1 m\u1eb7t.<\/span><\/strong><\/li>\n<li><strong><span style=\"color: #253782;\">H\u1ed7 tr\u1ee3 k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd khu\u00f4n.<\/span><\/strong><\/li>\n<li><strong><span style=\"color: #253782;\">T\u0103ng t\u00ednh \u1ed5n \u0111\u1ecbnh c\u1ee7a c\u00f4ng \u0111o\u1ea1n d\u1eadp v\u00e0 c\u00e1n \u0111\u1ecbnh h\u00ecnh.<\/span><\/strong><\/li>\n<\/ul>\n<p class=\"isSelectedEnd\"><span style=\"color: #333333;\">Theo t\u00e0i li\u1ec7u k\u1ef9 thu\u1eadt, h\u1ec7 s\u1ed1 ma s\u00e1t tham kh\u1ea3o c\u1ee7a PrimeCoat\u00ae Z838-4P c\u00f3 th\u1ec3 \u0111\u1ea1t kho\u1ea3ng <strong>0,21 t\u1ea1i 21 mg Cr\/m\u00b2<\/strong> v\u00e0 kho\u1ea3ng <strong>0,12 t\u1ea1i 50 mg Cr\/m\u00b2<\/strong>.<\/span><\/p>\n<hr \/>\n<h2><span style=\"font-size: 90%;\"><strong>K\u1ebft qu\u1ea3 th\u1eed nghi\u1ec7m th\u1ee5 \u0111\u1ed9ng ho\u00e1 PrimeCoat Z838-4P<\/strong><\/span><\/h2>\n<p class=\"isSelectedEnd\"><span style=\"color: #333333;\">B\u1ea3ng d\u01b0\u1edbi \u0111\u00e2y t\u00f3m t\u1eaft d\u1eef li\u1ec7u trong t\u00e0i li\u1ec7u PrimeCoat\u00ae Z838-4P. C\u00e1c k\u1ebft qu\u1ea3 th\u1ef1c t\u1ebf c\u00f3 th\u1ec3 thay \u0111\u1ed5i t\u00f9y n\u1ec1n v\u1eadt li\u1ec7u, \u0111\u1ed9 d\u00e0y l\u1edbp m\u1ea1, \u0111\u1ecbnh l\u01b0\u1ee3ng ph\u1ee7, \u0111i\u1ec1u ki\u1ec7n s\u1ea5y v\u00e0 m\u00f4i tr\u01b0\u1eddng th\u1eed nghi\u1ec7m.<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-4552 aligncenter\" src=\"https:\/\/dk-metalsurfacetreatment.com\/wp-content\/uploads\/2026\/03\/Ket-qua-test-838.png\" alt=\"K\u1ebft qu\u1ea3 test th\u1ee5 \u0111\u1ed9ng ho\u00e1 chrome 3\" width=\"651\" height=\"217\" srcset=\"https:\/\/dk-metalsurfacetreatment.com\/wp-content\/uploads\/2026\/03\/Ket-qua-test-838.png 2172w, https:\/\/dk-metalsurfacetreatment.com\/wp-content\/uploads\/2026\/03\/Ket-qua-test-838-1536x512.png 1536w, https:\/\/dk-metalsurfacetreatment.com\/wp-content\/uploads\/2026\/03\/Ket-qua-test-838-2048x683.png 2048w\" sizes=\"auto, (max-width: 651px) 100vw, 651px\" \/><\/p>\n<p class=\"isSelectedEnd\"><span style=\"color: #333333;\">Trong th\u1eed nghi\u1ec7m ng\u01b0ng t\u1ee5 \u1edf 40\u00b0C, \u0111\u1ed9 \u1ea9m t\u01b0\u01a1ng \u0111\u1ed1i 99% trong 1.000 gi\u1edd, c\u00e1c m\u1ee9c \u0111\u1ecbnh l\u01b0\u1ee3ng t\u1eeb 20 mg Cr\/m\u00b2 tr\u1edf l\u00ean \u0111\u1ea1t tr\u1ea1ng th\u00e1i \u201cpass\u201d tr\u00ean n\u1ec1n th\u00e9p m\u1ea1 k\u1ebdm. Tr\u00ean n\u1ec1n Galvalume, c\u00e1c m\u1ee9c t\u1eeb 30 mg Cr\/m\u00b2 tr\u1edf l\u00ean c\u0169ng \u0111\u1ea1t tr\u1ea1ng th\u00e1i \u201cpass\u201d theo b\u1ea3ng th\u1eed nghi\u1ec7m.<\/span><\/p>\n<hr \/>\n<h2><span style=\"font-size: 90%;\"><strong><span style=\"color: #333333;\">\u1ee8ng D\u1ee5ng PrimeCoat\u00ae Z838-4P Trong C\u00f4ng Nghi\u1ec7p<\/span><\/strong><\/span><\/h2>\n<h3><span style=\"color: #282828; font-size: 90%;\">Ng\u00e0nh t\u00f4n m\u1ea1 v\u00e0 th\u00e9p cu\u1ed9n<\/span><\/h3>\n<p class=\"isSelectedEnd\"><span style=\"color: #333333;\">PrimeCoat\u00ae Z838-4P \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng cho c\u00e1c d\u00e2y chuy\u1ec1n t\u00f4n m\u1ea1 li\u00ean t\u1ee5c nh\u1eb1m b\u1ea3o v\u1ec7 b\u1ec1 m\u1eb7t th\u00e9p m\u1ea1 trong qu\u00e1 tr\u00ecnh cu\u1ed9n, l\u01b0u kho, v\u1eadn chuy\u1ec3n v\u00e0 gia c\u00f4ng sau \u0111\u00f3.<\/span><\/p>\n<h3><span style=\"color: #282828; font-size: 90%;\">Ng\u00e0nh \u00f4 t\u00f4<\/span><\/h3>\n<p class=\"isSelectedEnd\"><span style=\"color: #333333;\">Gi\u1ea3i ph\u00e1p ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c chi ti\u1ebft th\u00e9p m\u1ea1 y\u00eau c\u1ea7u d\u1eadp s\u00e2u, t\u1ea1o h\u00ecnh, s\u01a1n ph\u1ee7 ho\u1eb7c li\u00ean k\u1ebft keo nh\u01b0 chi ti\u1ebft th\u00e2n xe, gi\u00e1 \u0111\u1ee1, linh ki\u1ec7n d\u1eadp v\u00e0 c\u00e1c b\u1ed9 ph\u1eadn kim lo\u1ea1i c\u1ea7n kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n cao.<\/span><\/p>\n<h3><span style=\"color: #282828; font-size: 90%;\">Ng\u00e0nh \u0111i\u1ec7n gia d\u1ee5ng<\/span><\/h3>\n<p class=\"isSelectedEnd\"><span style=\"color: #333333;\">L\u1edbp TOC h\u1ed7 tr\u1ee3 ch\u1ed1ng d\u1ea5u v\u00e2n tay, duy tr\u00ec ngo\u1ea1i quan b\u1ec1 m\u1eb7t v\u00e0 t\u0103ng kh\u1ea3 n\u0103ng b\u1ea3o v\u1ec7 cho v\u1ecf t\u1ee7 l\u1ea1nh, m\u00e1y gi\u1eb7t, \u0111i\u1ec1u h\u00f2a, thi\u1ebft b\u1ecb b\u1ebfp v\u00e0 c\u00e1c linh ki\u1ec7n kim lo\u1ea1i l\u1ed9 thi\u00ean.<\/span><\/p>\n<h3><span style=\"color: #282828; font-size: 90%;\">Ng\u00e0nh x\u00e2y d\u1ef1ng<\/span><\/h3>\n<p class=\"isSelectedEnd\"><span style=\"color: #333333;\">PrimeCoat\u00ae Z838-4P ph\u00f9 h\u1ee3p v\u1edbi t\u00f4n m\u1ea1, t\u1ea5m panel, c\u1eeda kim lo\u1ea1i, m\u00e1i v\u00e0 v\u00e1ch ngo\u00e0i tr\u1eddi, k\u1ebft c\u1ea5u th\u00e9p m\u1ea1 v\u00e0 c\u00e1c s\u1ea3n ph\u1ea9m c\u1ea7n ch\u1ed1ng \u0103n m\u00f2n trong l\u01b0u kho ho\u1eb7c s\u1eed d\u1ee5ng l\u00e2u d\u00e0i.<\/span><\/p>\n<h3><span style=\"color: #282828; font-size: 90%;\">Ng\u00e0nh c\u01a1 kh\u00ed v\u00e0 gia c\u00f4ng kim lo\u1ea1i<\/span><\/h3>\n<p class=\"isSelectedEnd\"><span style=\"color: #333333;\">S\u1ea3n ph\u1ea9m gi\u00fap h\u1ed7 tr\u1ee3 d\u1eadp, u\u1ed1n, c\u00e1n \u0111\u1ecbnh h\u00ecnh v\u00e0 c\u00e1c c\u00f4ng \u0111o\u1ea1n gia c\u00f4ng c\u00f3 y\u00eau c\u1ea7u ki\u1ec3m so\u00e1t ma s\u00e1t, ngo\u1ea1i quan v\u00e0 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh c\u1ee7a l\u1edbp ph\u1ee7.<\/span><\/p>\n<hr \/>\n<h2><b>T\u00ecm Hi\u1ec3u Th\u00eam<\/b><\/h2>\n<h3 data-rm-block-id=\"block-94\"><span style=\"color: #333333;\">1. Th\u1ee5<span style=\"font-size: 90%;\"> \u0110\u1ed9ng H\u00f3a Chrome III (Cr3+)<\/span><\/span><\/h3>\n<p data-rm-block-id=\"block-95\"><span style=\"color: #333333; font-size: 75%;\">\u00a0PrimeCoat\u00ae Z80x Series l\u00e0 d\u00f2ng h\u00f3a ch\u1ea5t \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n tr\u00ean n\u1ec1n c\u00f4ng ngh\u1ec7 Phosphate\/Silane nh\u1eb1m mang l\u1ea1i kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n cao \u0111\u1ed3ng th\u1eddi \u0111\u00e1p \u1ee9ng xu h\u01b0\u1edbng s\u1ea3n xu\u1ea5t th\u00e2n thi\u1ec7n v\u1edbi m\u00f4i tr\u01b0\u1eddng. <span style=\"color: #333333;\">PrimeCoat\u00ae Z80x \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n \u0111\u1ec3 thay th\u1ebf c\u00e1c h\u1ec7 th\u1ee5 \u0111\u1ed9ng h\u00f3a s\u1eed d\u1ee5ng Chromium VI (Cr\u2076\u207a), gi\u00fap doanh nghi\u1ec7p chuy\u1ec3n \u0111\u1ed5i sang c\u00f4ng ngh\u1ec7 Chrome-free m\u00e0 v\u1eabn duy tr\u00ec hi\u1ec7u qu\u1ea3 b\u1ea3o v\u1ec7 b\u1ec1 m\u1eb7t v\u00e0 kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n trong nhi\u1ec1u \u1ee9ng d\u1ee5ng c\u00f4ng nghi\u1ec7p. S\u1ea3n ph\u1ea9m \u0111\u00e1p \u1ee9ng c\u00e1c ti\u00eau chu\u1ea9n <strong>RoHS<\/strong> v\u00e0 <strong>REACH<\/strong>, h\u1ed7 tr\u1ee3 doanh nghi\u1ec7p gi\u1ea3m s\u1eed d\u1ee5ng h\u00f3a ch\u1ea5t nguy h\u1ea1i v\u00e0 ph\u00f9 h\u1ee3p v\u1edbi xu h\u01b0\u1edbng s\u1ea3n xu\u1ea5t b\u1ec1n v\u1eefng.<\/span><\/span><\/p>\n<table style=\"width: 20.7711%; border-collapse: collapse; background-color: #253782; height: 46px;\" border=\"1\">\n<tbody>\n<tr style=\"height: 46px;\">\n<td style=\"width: 100%; height: 46px;\">\n<p class=\"entry-title\" style=\"text-align: center;\"><a href=\"https:\/\/dk-metalsurfacetreatment.com\/en\/primecoat-z83x-series\/\"><strong><span style=\"font-size: 100%; color: #ffffff;\">PRIMECOAT\u00ae Z838<\/span><\/strong><\/a><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3 data-rm-block-id=\"block-92\"><span style=\"font-size: 90%;\">2. Gi\u1ea3i Ph\u00e1p Th\u1ee5 \u0110\u1ed9ng H\u00f3a Non-Chrome<\/span><\/h3>\n<p><span style=\"color: #333333;\"><span style=\"font-size: 75%;\">Th\u1ee5 \u0111\u1ed9ng h\u00f3a Non-Chrome (Chrome-free Passivation) l\u00e0 c\u00f4ng ngh\u1ec7 t\u1ea1o l\u1edbp chuy\u1ec3n \u0111\u1ed5i h\u00f3a h\u1ecdc tr\u00ean b\u1ec1 m\u1eb7t kim lo\u1ea1i m\u00e0 <strong>kh\u00f4ng s\u1eed d\u1ee5ng b\u1ea5t k\u1ef3 h\u1ee3p ch\u1ea5t crom n\u00e0o<\/strong>. L\u1edbp b\u1ea3o v\u1ec7 n\u00e0y gi\u00fap t\u0103ng kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n, h\u1ea1n ch\u1ebf hi\u1ec7n t\u01b0\u1ee3ng r\u1ec9 tr\u1eafng (White Rust) v\u00e0 c\u1ea3i thi\u1ec7n ch\u1ea5t l\u01b0\u1ee3ng b\u1ec1 m\u1eb7t tr\u01b0\u1edbc c\u00e1c c\u00f4ng \u0111o\u1ea1n gia c\u00f4ng ho\u1eb7c s\u01a1n ph\u1ee7<\/span>.<span style=\"font-size: 75%;\">S\u1ea3n ph\u1ea9m ho\u00e0n to\u00e0n kh\u00f4ng ch\u1ee9a Crom h\u00f3a tr\u1ecb s\u00e1u (Cr6+) ho\u1eb7c b\u1ea5t k\u1ef3 d\u1ea1ng crom n\u00e0o kh\u00e1c, \u0111\u00e1p \u1ee9ng \u0111\u1ea7y \u0111\u1ee7 c\u00e1c ti\u00eau chu\u1ea9n m\u00f4i tr\u01b0\u1eddng qu\u1ed1c t\u1ebf nh\u01b0 RoHS v\u00e0 REACH.<\/span><\/span><\/p>\n<table style=\"width: 20.5348%; border-collapse: collapse; background-color: #253782; height: 55px;\" border=\"1\">\n<tbody>\n<tr style=\"height: 41px;\">\n<td style=\"width: 100%; height: 41px;\">\n<p style=\"text-align: center;\" data-rm-block-id=\"block-50\"><a href=\"https:\/\/dk-metalsurfacetreatment.com\/thu-dong-hoa-non-chrome-z908-vh\/?preview=true\"><span style=\"color: #fffcfc;\"><strong><span style=\"font-size: 100%;\">PrimeCoat\u00ae Z908 VH<\/span><\/strong><\/span><\/a><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3 data-rm-block-id=\"block-94\"><span style=\"font-size: 20.16px;\">3. <\/span><span style=\"font-size: 90%;\">Ch\u1ea5t T\u1ea9y R\u1eeda Thay Th\u1ebf Dung M\u00f4i<\/span><\/h3>\n<p data-start=\"4764\" data-end=\"4896\" data-rm-block-id=\"block-67\"><span style=\"font-size: 75%;\">MM31\u00ae \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n nh\u1eb1m t\u1ed1i \u01b0u h\u00f3a to\u00e0n b\u1ed9 qu\u00e1 tr\u00ecnh x\u1eed l\u00fd b\u1ec1 m\u1eb7t tr\u01b0\u1edbc v\u00e0 sau gia c\u00f4ng c\u01a1 h\u1ecdc.Sau khi x\u1eed l\u00fd b\u1eb1ng MM31\u00ae, b\u1ec1 m\u1eb7t kim lo\u1ea1i kh\u00f4ng ch\u1ec9 s\u1ea1ch ho\u00e0n to\u00e0n m\u00e0 c\u00f2n \u0111\u01b0\u1ee3c h\u00ecnh th\u00e0nh m\u1ed9t l\u1edbp chuy\u1ec3n h\u00f3a (conversion coating) mang l\u1ea1i nhi\u1ec1u l\u1ee3i \u00edch nh\u01b0: t\u0103ng \u0111\u1ed9 b\u00e1m d\u00ednh s\u01a1n gi\u00fap l\u1edbp s\u01a1n li\u00ean k\u1ebft t\u1ed1t h\u01a1n v\u1edbi n\u1ec1n kim lo\u1ea1i, h\u1ea1n ch\u1ebf hi\u1ec7n t\u01b0\u1ee3ng bong tr\u00f3c trong qu\u00e1 tr\u00ecnh s\u1eed d\u1ee5ng, n\u00e2ng cao kh\u1ea3 n\u0103ng ch\u1ed1ng \u0103n m\u00f2n gi\u00fap b\u1ec1 m\u1eb7t \u0111\u01b0\u1ee3c b\u1ea3o v\u1ec7 t\u1ed1t h\u01a1n tr\u01b0\u1edbc t\u00e1c \u0111\u1ed9ng c\u1ee7a \u0111\u1ed9 \u1ea9m v\u00e0 m\u00f4i tr\u01b0\u1eddng kh\u1eafc nghi\u1ec7t, h\u1ea1n ch\u1ebf g\u1ec9 s\u00e9t<\/span><\/p>\n<table style=\"width: 20.457%; border-collapse: collapse; background-color: #253782; height: 10px;\" border=\"1\">\n<tbody>\n<tr style=\"height: 10px;\">\n<td style=\"width: 100%; height: 10px;\">\n<p style=\"text-align: center;\" data-section-id=\"i6fv93\" data-start=\"4722\" data-end=\"4762\" data-rm-block-id=\"block-66\"><span style=\"font-size: 100%; color: #ffffff;\"><strong><a style=\"color: #ffffff;\" href=\"https:\/\/dk-metalsurfacetreatment.com\/en\/mm31\/\">MM31\u00ae<\/a><\/strong><\/span><\/p>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3 data-rm-block-id=\"block-115\"><span style=\"font-size: 90%;\">4. C\u00e1c Th\u00f4ng Tin Chuy\u00ean Ng\u00e0nh<\/span><\/h3>\n<p><span style=\"font-size: 75%;\">Ch\u00fang t\u00f4i lu\u00f4n c\u1eadp nh\u1eadt c\u00e1c n\u1ed9i dung b\u00e0i vi\u1ebft, tin t\u1ee9c chuy\u00ean ng\u00e0nh m\u1edbi nh\u1ea5t \u0111\u1ec3 mang \u0111\u1ebfn nh\u1eefng th\u00f4ng tin ph\u00f9 h\u1ee3p v\u1edbi nhu c\u1ea7u c\u1ee7a t\u1eebng kh\u00e1ch h\u00e0ng.<\/span><\/p>\n<table style=\"width: 20.4559%; border-collapse: collapse; background-color: #253782; height: 40px;\" border=\"1\">\n<tbody>\n<tr style=\"height: 40px;\">\n<td style=\"width: 100%; height: 40px; text-align: center;\"><strong><span style=\"color: #ffffff;\"><a style=\"color: #ffffff;\" href=\"https:\/\/dk-metalsurfacetreatment.com\/en\/news\/\">B\u00c0I VI\u1ebeT M\u1edaI<\/a><\/span><\/strong><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<hr \/>\n<h2><span style=\"font-size: 90%;\"><strong>Gi\u00e1 Tr\u1ecb Gia T\u0103ng T\u1eeb DK- CHEMICLAS<\/strong><\/span><\/h2>\n<p class=\"isSelectedEnd\"><span style=\"color: #333333;\">Kh\u00f4ng ch\u1ec9 cung c\u1ea5p h\u00f3a ch\u1ea5t x\u1eed l\u00fd b\u1ec1 m\u1eb7t c\u1ee7a <strong>AD CHEMICALS, DK CHEMICALS<\/strong> c\u00f2n h\u1ed7 tr\u1ee3 kh\u00e1ch h\u00e0ng trong vi\u1ec7c t\u1ed1i \u01b0u h\u00f3a quy tr\u00ecnh s\u1ea3n xu\u1ea5t v\u00e0 n\u00e2ng cao hi\u1ec7u qu\u1ea3 v\u1eadn h\u00e0nh d\u00e2y chuy\u1ec1n.<\/span><\/p>\n<p class=\"isSelectedEnd\"><span style=\"color: #333333;\">Nh\u1eefng gi\u00e1 tr\u1ecb n\u1ed5i b\u1eadt bao g\u1ed3m:<\/span><\/p>\n<ul data-spread=\"false\">\n<li><strong><span style=\"color: #253782;\">T\u01b0 v\u1ea5n k\u1ef9 thu\u1eadt chuy\u00ean s\u00e2u.<\/span><\/strong><\/li>\n<li><strong><span style=\"color: #253782;\">T\u1ed1i \u01b0u h\u00f3a chi ph\u00ed s\u1ea3n xu\u1ea5t.<\/span><\/strong><\/li>\n<li><strong><span style=\"color: #253782;\">N\u00e2ng cao ch\u1ea5t l\u01b0\u1ee3ng s\u1ea3n ph\u1ea9m<\/span><\/strong><\/li>\n<li><strong><span style=\"color: #253782;\">Gi\u1ea3m t\u1ef7 l\u1ec7 l\u1ed7i trong s\u1ea3n xu\u1ea5t.<\/span><\/strong><\/li>\n<li><strong><span style=\"color: #253782;\">T\u0103ng t\u00ednh c\u1ea1nh tranh tr\u00ean th\u1ecb tr\u01b0\u1eddng.<\/span><\/strong><\/li>\n<li><strong><span style=\"color: #253782;\">H\u1ed7 tr\u1ee3 tri\u1ec3n khai c\u00e1c c\u00f4ng ngh\u1ec7 th\u00e2n thi\u1ec7n v\u1edbi m\u00f4i tr\u01b0\u1eddng.<\/span><\/strong><\/li>\n<\/ul>\n<p class=\"isSelectedEnd\"><span style=\"color: #333333;\">\u0110\u1ed9i ng\u0169 chuy\u00ean gia c\u1ee7a<span style=\"color: #253782;\">\u00a0<a style=\"color: #253782;\" href=\"https:\/\/dk-chemicals.vn\/danh-muc-san-pham\/danh-muc-san-pham\/hoa-chat-thu-dong\/\" target=\"_blank\" rel=\"noopener\"><strong>DK CHEMICALS<\/strong><\/a>\u00a0<\/span>c\u00f3 kinh nghi\u1ec7m th\u1ef1c t\u1ebf trong c\u00e1c d\u00e2y chuy\u1ec1n s\u1ea3n xu\u1ea5t li\u00ean t\u1ee5c, gi\u00fap kh\u00e1ch h\u00e0ng l\u1ef1a ch\u1ecdn gi\u1ea3i ph\u00e1p ph\u00f9 h\u1ee3p nh\u1ea5t v\u1edbi t\u1eebng lo\u1ea1i v\u1eadt li\u1ec7u v\u00e0 y\u00eau c\u1ea7u k\u1ef9 thu\u1eadt c\u1ee5 th\u1ec3. H\u00e3y li\u00ean h\u1ec7 v\u1edbi ch\u00fang t\u00f4i \u0111\u1ec3 \u0111\u01b0\u1ee3c t\u01b0 v\u1ea5n chuy\u00ean s\u00e2u !<\/span><\/p>\n<p><span style=\"color: #333333;\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-2636 alignleft\" src=\"https:\/\/dk-metalsurfacetreatment.com\/wp-content\/uploads\/2026\/05\/logo-new-1-300x300.png\" sizes=\"auto, (max-width: 148px) 100vw, 148px\" srcset=\"https:\/\/dk-metalsurfacetreatment.com\/wp-content\/uploads\/2026\/05\/logo-new-1-300x300.png 300w, https:\/\/dk-metalsurfacetreatment.com\/wp-content\/uploads\/2026\/05\/logo-new-1-150x150.png 150w, https:\/\/dk-metalsurfacetreatment.com\/wp-content\/uploads\/2026\/05\/logo-new-1-768x768.png 768w, https:\/\/dk-metalsurfacetreatment.com\/wp-content\/uploads\/2026\/05\/logo-new-1.png 1024w\" alt=\"C\u00f4ng ty TNHH Ho\u00e1 Ch\u1ea5t D.K\" width=\"148\" height=\"148\" \/><\/span><\/p>\n<h3 data-rm-block-id=\"block-8\"><span style=\"color: #253782; font-size: 90%;\"><strong>C\u00f4ng ty TNHH Ho\u00e1 Ch\u1ea5t D.K<\/strong><\/span><\/h3>\n<p data-rm-block-id=\"block-9\"><span style=\"color: #253782;\"><strong>\u0110\u1ecba ch\u1ec9:<\/strong> 20 \u0110\u01b0\u1eddng s\u1ed1 8, KDC Cityland Park Hills, Ph\u01b0\u1eddng G\u00f2 V\u1ea5p, Tp H\u1ed3 Ch\u00ed Minh<\/span><\/p>\n<p data-rm-block-id=\"block-10\"><span style=\"color: #253782;\"><strong>Hotline:<\/strong>\u00a0<a style=\"color: #253782;\" href=\"tel:0909678599\">0909678599<\/a><\/span><\/p>\n<p data-rm-block-id=\"block-11\"><span style=\"color: #253782;\"><strong>Email:<\/strong>\u00a0<a style=\"color: #253782;\" href=\"mailto:de@dk-chemicals.vn\">de@dk-chemicals.vn<\/a><\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>PrimeCoat\u00ae Z838-4P \u2013 Gi\u1ea3i Ph\u00e1p Th\u1ee5 \u0110\u1ed9ng H\u00f3a Chrome III PrimeCoat\u00ae Z838-4P l\u00e0 l\u1edbp ph\u1ee7 ch\u1ee9c n\u0103ng g\u1ed1c n\u01b0\u1edbc d\u1ef1a tr\u00ean c\u00f4ng ngh\u1ec7 Chrome III (Cr3+), \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n cho th\u00e9p m\u1ea1 k\u1ebdm v\u00e0 c\u00e1c v\u1eadt li\u1ec7u n\u1ec1n h\u1ee3p kim k\u1ebdm trong d\u00e2y chuy\u1ec1n s\u1ea3n xu\u1ea5t li\u00ean t\u1ee5c. PrimeCoat\u00ae Z838-4P kh\u00f4ng ch\u1ee9a Chrome VI v\u00e0<\/p>\n","protected":false},"author":9,"featured_media":3631,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[37,44,24],"tags":[],"class_list":["post-5458","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-coli-industry-en","category-primecoat-for-coil-processes-en","category-products"],"_links":{"self":[{"href":"https:\/\/dk-metalsurfacetreatment.com\/en\/wp-json\/wp\/v2\/posts\/5458","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/dk-metalsurfacetreatment.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/dk-metalsurfacetreatment.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/dk-metalsurfacetreatment.com\/en\/wp-json\/wp\/v2\/users\/9"}],"replies":[{"embeddable":true,"href":"https:\/\/dk-metalsurfacetreatment.com\/en\/wp-json\/wp\/v2\/comments?post=5458"}],"version-history":[{"count":2,"href":"https:\/\/dk-metalsurfacetreatment.com\/en\/wp-json\/wp\/v2\/posts\/5458\/revisions"}],"predecessor-version":[{"id":5460,"href":"https:\/\/dk-metalsurfacetreatment.com\/en\/wp-json\/wp\/v2\/posts\/5458\/revisions\/5460"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/dk-metalsurfacetreatment.com\/en\/wp-json\/wp\/v2\/media\/3631"}],"wp:attachment":[{"href":"https:\/\/dk-metalsurfacetreatment.com\/en\/wp-json\/wp\/v2\/media?parent=5458"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dk-metalsurfacetreatment.com\/en\/wp-json\/wp\/v2\/categories?post=5458"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dk-metalsurfacetreatment.com\/en\/wp-json\/wp\/v2\/tags?post=5458"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}