{"id":1959,"date":"2026-04-29T00:33:42","date_gmt":"2026-04-28T17:33:42","guid":{"rendered":"https:\/\/inoxcuongthinh.com\/huong-dan-tay-keo-son-xi-mang-tren-inox-sau-khi-hoan-thien\/"},"modified":"2026-04-29T00:33:42","modified_gmt":"2026-04-28T17:33:42","slug":"huong-dan-tay-keo-son-xi-mang-tren-inox-sau-khi-hoan-thien","status":"publish","type":"post","link":"https:\/\/inoxcuongthinh.com\/huong-dan-tay-keo-son-xi-mang-tren-inox-sau-khi-hoan-thien\/","title":{"rendered":"H\u01b0\u1edbng d\u1eabn t\u1ea9y keo, s\u01a1n, xi m\u0103ng tr\u00ean inox sau khi ho\u00e0n thi\u1ec7n"},"content":{"rendered":"<div class=\"custom-toc\">\n<h3>N\u1ed9i dung ch\u00ednh<\/h3>\n<ul>\n<li><a href=\"#toc-0-tong-quan-nhanh-vi-sao-cac-vet-bam-kho-tay-tren-in\">T\u1ed5ng quan nhanh: v\u00ec sao c\u00e1c v\u1ebft b\u00e1m kh\u00f3 t\u1ea9y tr\u00ean inox?<\/a><\/li>\n<li><a href=\"#toc-1-nhan-dien-be-mat-inox-de-chon-phuong-an\">Nh\u1eadn di\u1ec7n b\u1ec1 m\u1eb7t inox \u0111\u1ec3 ch\u1ecdn ph\u01b0\u01a1ng \u00e1n<\/a><\/li>\n<li><a href=\"#toc-2-dung-cu-hoa-chat-an-toan-khuyen-nghi\">D\u1ee5ng c\u1ee5 \u2013 h\u00f3a ch\u1ea5t an to\u00e0n khuy\u1ebfn ngh\u1ecb<\/a><\/li>\n<li><a href=\"#toc-3-quy-trinh-chuan-6-buoc-ap-dung-chung-roi-tinh-chin\">Quy tr\u00ecnh chu\u1ea9n 6 b\u01b0\u1edbc (\u00e1p d\u1ee5ng chung, r\u1ed3i tinh ch\u1ec9nh theo v\u1ebft b\u1ea9n)<\/a><\/li>\n<li><a href=\"#toc-4-chi-tiet-theo-tung-nhom-vet-ban\">Chi ti\u1ebft theo t\u1eebng nh\u00f3m v\u1ebft b\u1ea9n<\/a><\/li>\n<li><a href=\"#toc-5-xu-ly-o-vang-vet-xuoc-nhe-va-phuc-hoi-thu-dong\">X\u1eed l\u00fd \u1ed1 v\u00e0ng, v\u1ebft x\u01b0\u1edbc nh\u1eb9 v\u00e0 ph\u1ee5c h\u1ed3i th\u1ee5 \u0111\u1ed9ng<\/a><\/li>\n<li><a href=\"#toc-6-nhung-loi-thuong-gap-can-tranh\">Nh\u1eefng l\u1ed7i th\u01b0\u1eddng g\u1eb7p c\u1ea7n tr\u00e1nh<\/a><\/li>\n<li><a href=\"#toc-7-checklist-nhanh-cho-doi-thi-cong\">Checklist nhanh cho \u0111\u1ed9i thi c\u00f4ng<\/a><\/li>\n<li><a href=\"#toc-8-bao-ve-sau-cung-de-han-che-bam-ban-lai\">B\u1ea3o v\u1ec7 sau c\u00f9ng \u0111\u1ec3 h\u1ea1n ch\u1ebf b\u00e1m b\u1ea9n l\u1ea1i<\/a><\/li>\n<li><a href=\"#toc-9-khi-nao-nen-goi-chuyen-gia\">Khi n\u00e0o n\u00ean g\u1ecdi chuy\u00ean gia<\/a><\/li>\n<li><a href=\"#toc-10-nguon-tham-khao-ky-thuat\">Ngu\u1ed3n tham kh\u1ea3o k\u1ef9 thu\u1eadt<\/a><\/li>\n<li><a href=\"#toc-11-ket-luan\">K\u1ebft lu\u1eadn<\/a><\/li>\n<\/ul>\n<\/div>\n<p>Vi\u1ec7c d\u1ecdn d\u1eb9p sau thi c\u00f4ng th\u01b0\u1eddng \u0111\u1ec3 l\u1ea1i v\u1ebft keo, s\u01a1n, xi m\u0103ng b\u00e1m c\u1ee9ng tr\u00ean b\u1ec1 m\u1eb7t inox. N\u1ebfu x\u1eed l\u00fd sai, inox d\u1ec5 b\u1ecb x\u01b0\u1edbc, \u1ed1 v\u00e0ng (tea staining) ho\u1eb7c r\u1ed7 pitting do h\u00f3a ch\u1ea5t ch\u1ee9a clorua. B\u00e0i vi\u1ebft n\u00e0y tr\u00ecnh b\u00e0y ph\u01b0\u01a1ng ph\u00e1p chu\u1ea9n k\u1ef9 thu\u1eadt, l\u1ef1a ch\u1ecdn dung m\u00f4i\/axit an to\u00e0n v\u00e0 quy tr\u00ecnh chi ti\u1ebft \u0111\u1ec3 t\u1ea9y s\u1ea1ch m\u00e0 v\u1eabn gi\u1eef nguy\u00ean l\u1edbp th\u1ee5 \u0111\u1ed9ng b\u1ea3o v\u1ec7 c\u1ee7a inox. Ch\u1ee7 \u0111\u1ec1 n\u00e0y l\u00e0 m\u1ea3nh gh\u00e9p th\u1ef1c t\u1ebf trong b\u1ea3o d\u01b0\u1ee1ng \u2013 v\u1ec7 sinh \u2013 ph\u1ee5c h\u1ed3i s\u1ea3n ph\u1ea9m inox t\u1ea1i c\u00f4ng tr\u00ecnh.<\/p>\n<h2 id=\"toc-0-tong-quan-nhanh-vi-sao-cac-vet-bam-kho-tay-tren-in\">T\u1ed5ng quan nhanh: v\u00ec sao c\u00e1c v\u1ebft b\u00e1m kh\u00f3 t\u1ea9y tr\u00ean inox?<\/h2>\n<p>&#8211; Keo\/b\u0103ng d\u00ednh\/PU foam: g\u1ed1c polymer + d\u1ea7u nh\u1ef1a t\u1ea1o li\u00ean k\u1ebft b\u1ec1n, b\u00e1m d\u00ednh m\u1ea1nh, khi l\u00e3o h\u00f3a c\u00e0ng c\u1ee9ng.<br \/>\n&#8211; S\u01a1n: m\u00e0ng polyme \u0111\u00f3ng r\u1eafn; h\u1ec7 dung m\u00f4i kh\u00e1c nhau (n\u01b0\u1edbc, d\u1ea7u, epoxy) quy\u1ebft \u0111\u1ecbnh c\u00e1ch t\u1ea9y.<br \/>\n&#8211; Xi m\u0103ng\/v\u1eefa: gi\u00e0u canxi hydroxit Ca(OH)2 v\u00e0 silicat, ki\u1ec1m m\u1ea1nh; khi kh\u00f4 th\u00e0nh m\u1ea3ng c\u1ee9ng b\u00e1m c\u01a1 h\u1ecdc.<br \/>\n&#8211; L\u01b0u \u00fd v\u1ec1 inox: th\u00e9p kh\u00f4ng g\u1ec9 c\u00f3 l\u1edbp th\u1ee5 \u0111\u1ed9ng Cr2O3 c\u1ef1c m\u1ecfng; h\u00f3a ch\u1ea5t ch\u1ee9a clorua (HCl, NaClO\/\u201cjaven\u201d) c\u00f3 th\u1ec3 ph\u00e1 h\u1ee7y l\u1edbp n\u00e0y, g\u00e2y r\u1ed7 v\u00e0 \u1ed1 kh\u00f3 ph\u1ee5c h\u1ed3i.<\/p>\n<h2 id=\"toc-1-nhan-dien-be-mat-inox-de-chon-phuong-an\">Nh\u1eadn di\u1ec7n b\u1ec1 m\u1eb7t inox \u0111\u1ec3 ch\u1ecdn ph\u01b0\u01a1ng \u00e1n<\/h2>\n<p>&#8211; M\u00e1c v\u1eadt li\u1ec7u:<br \/>\n  &#8211; Inox 201: gi\u00e1 t\u1ed1t, ch\u1ed1ng \u0103n m\u00f2n v\u1eeba; d\u1ec5 \u1ed1 v\u00e0ng ngo\u00e0i tr\u1eddi\/\u1ea9m m\u1eb7n.<br \/>\n  &#8211; Inox 304: c\u00e2n b\u1eb1ng kinh t\u1ebf \u2013 b\u1ec1n g\u1ec9; d\u00f9ng ph\u1ed5 bi\u1ebfn n\u1ed9i\/ngo\u1ea1i th\u1ea5t.<br \/>\n  &#8211; Inox 316: ch\u1ed1ng \u0103n m\u00f2n clorua t\u1ed1t; ph\u00f9 h\u1ee3p m\u00f4i tr\u01b0\u1eddng bi\u1ec3n\/h\u00f3a ch\u1ea5t.<br \/>\n&#8211; Ho\u00e0n thi\u1ec7n b\u1ec1 m\u1eb7t:<br \/>\n  &#8211; BA\/2B, g\u01b0\u01a1ng 8K: b\u00f3ng, d\u1ec5 x\u01b0\u1edbc khi ch\u00e0 nh\u00e1m; \u01b0u ti\u00ean dung m\u00f4i\/gel kh\u00f4ng m\u00e0i m\u00f2n.<br \/>\n  &#8211; Hairline\/No.4: c\u00f3 h\u01b0\u1edbng v\u00e2n; n\u1ebfu c\u1ea7n ch\u00e0, ch\u00e0 \u201ctheo v\u00e2n\u201d. Tr\u00e1nh mi\u1ebfng c\u1ecd kim lo\u1ea1i.<br \/>\n&#8211; Quy t\u1eafc v\u00e0ng: lu\u00f4n th\u1eed \u1edf g\u00f3c khu\u1ea5t 1\u20132 ph\u00fat tr\u01b0\u1edbc khi l\u00e0m to\u00e0n b\u1ed9.<\/p>\n<h2 id=\"toc-2-dung-cu-hoa-chat-an-toan-khuyen-nghi\">D\u1ee5ng c\u1ee5 \u2013 h\u00f3a ch\u1ea5t an to\u00e0n khuy\u1ebfn ngh\u1ecb<\/h2>\n<p>&#8211; D\u1ee5ng c\u1ee5:<br \/>\n  &#8211; Kh\u0103n microfiber, b\u1ecdt bi\u1ec3n kh\u00f4ng m\u00e0i m\u00f2n, b\u00e0n ch\u1ea3i nylon m\u1ec1m.<br \/>\n  &#8211; Dao nh\u1ef1a\/plastic razor, n\u00eam nh\u1ef1a; tuy\u1ec7t \u0111\u1ed1i kh\u00f4ng d\u00f9ng dao th\u00e9p\/mi\u1ebfng c\u1ecd th\u00e9p.<br \/>\n  &#8211; B\u0103ng d\u00e1n che b\u1ea3o v\u1ec7 m\u00e9p k\u00ednh\/\u0111\u00e1 xung quanh.<br \/>\n&#8211; Dung m\u00f4i t\u1ea9y keo\/s\u01a1n nh\u1eb9:<br \/>\n  &#8211; C\u1ed3n isopropyl (IPA 70\u201399%), ethanol, acetone k\u1ef9 thu\u1eadt.<br \/>\n  &#8211; Dung m\u00f4i kho\u00e1ng nh\u1eb9 (mineral spirits\/white spirits), d-limonene (citrus).<br \/>\n&#8211; T\u1ea9y xi m\u0103ng\/c\u1eb7n kho\u00e1ng:<br \/>\n  &#8211; Dung d\u1ecbch axit h\u1eefu c\u01a1 an to\u00e0n: gi\u1ea5m tr\u1eafng 5\u201310% (axit axetic), axit citric 5\u201310%.<br \/>\n  &#8211; Ch\u1ea5t t\u1ea9y xi m\u0103ng g\u1ed1c phosphoric c\u00f3 \u1ee9c ch\u1ebf \u0103n m\u00f2n, kh\u00f4ng ch\u1ee9a HCl.<br \/>\n&#8211; Ch\u1ea5t t\u1ea9y \u1ed1 tr\u00e0\/\u00f4xy h\u00f3a nh\u1eb9: gel axit oxalic ho\u1eb7c citric\/phosphoric d\u00e0nh cho inox.<br \/>\n&#8211; Tuy\u1ec7t \u0111\u1ed1i tr\u00e1nh: HCl (axit clohydric), ch\u1ea5t t\u1ea9y javen\/NaClO, b\u1ed9t m\u00e0i c\u00f3 h\u1ea1t c\u1ee9ng, len th\u00e9p, ch\u1ea5t t\u1ea9y c\u00f3 clorua t\u1ef1 do. Kh\u00f4ng d\u00f9ng ki\u1ec1m m\u1ea1nh (NaOH) \u1edf nhi\u1ec7t \u0111\u1ed9 cao ho\u1eb7c th\u1eddi gian d\u00e0i.<\/p>\n<h2 id=\"toc-3-quy-trinh-chuan-6-buoc-ap-dung-chung-roi-tinh-chin\">Quy tr\u00ecnh chu\u1ea9n 6 b\u01b0\u1edbc (\u00e1p d\u1ee5ng chung, r\u1ed3i tinh ch\u1ec9nh theo v\u1ebft b\u1ea9n)<\/h2>\n<p>1) Che ch\u1eafn v\u00e0 th\u00f4ng gi\u00f3: b\u1ea3o v\u1ec7 khu v\u1ef1c l\u00e2n c\u1eadn, m\u1edf th\u00f4ng gi\u00f3, lo\u1ea1i b\u1ecf ngu\u1ed3n l\u1eeda khi d\u00f9ng dung m\u00f4i.<br \/>\n2) R\u1eeda s\u01a1: x\u1ecbt n\u01b0\u1edbc\/pha x\u00e0 ph\u00f2ng pH trung t\u00ednh \u0111\u1ec3 cu\u1ed1n b\u1ee5i, s\u1ea1n (tr\u00e1nh x\u01b0\u1edbc khi ch\u00e0).<br \/>\n3) G\u1ee1 c\u01a1 h\u1ecdc an to\u00e0n: d\u00f9ng n\u00eam\/dao nh\u1ef1a h\u1ea5t m\u00e9p m\u1ea3ng b\u00e1m, kh\u00f4ng b\u1ea9y ng\u01b0\u1ee3c th\u1edb b\u1ec1 m\u1eb7t.<br \/>\n4) H\u00f3a ch\u1ea5t \u0111\u00fang lo\u1ea1i: th\u1ea5m dung m\u00f4i\/axit th\u00edch h\u1ee3p, cho th\u1eddi gian \u201cng\u1eadm\u201d 1\u20135 ph\u00fat.<br \/>\n5) Ch\u00e0 nh\u1eb9 v\u00e0 lau kh\u00f4: d\u00f9ng microfiber\/b\u00e0n ch\u1ea3i nylon, lau s\u1ea1ch; l\u1eb7p l\u1ea1i n\u1ebfu c\u00f2n s\u00f3t.<br \/>\n6) Trung h\u00f2a \u2013 r\u1eeda k\u1ef9 \u2013 s\u1ea5y: sau khi d\u00f9ng axit, trung h\u00f2a b\u1eb1ng n\u01b0\u1edbc x\u00e0 ph\u00f2ng nh\u1eb9 ho\u1eb7c 1\u20132% baking soda, x\u1ea3 n\u01b0\u1edbc nhi\u1ec1u l\u1ea7n (t\u1ed1t nh\u1ea5t n\u01b0\u1edbc \u00edt kho\u00e1ng), lau kh\u00f4 ho\u00e0n to\u00e0n.<\/p>\n<h2 id=\"toc-4-chi-tiet-theo-tung-nhom-vet-ban\">Chi ti\u1ebft theo t\u1eebng nh\u00f3m v\u1ebft b\u1ea9n<\/h2>\n<h3>A. T\u1ea9y keo d\u00e1n, b\u0103ng d\u00ednh, silicon, b\u1ecdt PU<\/h3>\n<p>&#8211; M\u1ee9c nh\u1eb9 (v\u1eeba b\u00f3c tem, v\u1ebft nh\u1ea7y):<br \/>\n  &#8211; Th\u1ea5m IPA\/ethanol l\u00ean kh\u0103n, \u00e1p 30\u201360 gi\u00e2y, lau theo m\u1ed9t h\u01b0\u1edbng.<br \/>\n  &#8211; V\u1edbi keo d\u1ea7u: d\u00f9ng d-limonene ho\u1eb7c mineral spirits, th\u1eddi gian ng\u1eadm 2\u20133 ph\u00fat.<br \/>\n&#8211; M\u1ee9c trung b\u00ecnh (m\u1ea3ng keo l\u00e3o h\u00f3a):<br \/>\n  &#8211; H\u01a1 \u1ea5m nh\u1eb9 b\u1eb1ng m\u00e1y s\u1ea5y nhi\u1ec7t 40\u201360\u00b0C \u0111\u1ec3 m\u1ec1m keo (kh\u00f4ng d\u00f9ng nhi\u1ec7t cao \u1edf ch\u1ed7 c\u00f3 ron nh\u1ef1a).<br \/>\n  &#8211; \u0110\u01b0a dao nh\u1ef1a v\u00e0o m\u00e9p, n\u00e2ng d\u1ea7n; b\u1ed5 sung dung m\u00f4i acetone\/IPA \u0111\u1ec3 ph\u00e1 li\u00ean k\u1ebft.<br \/>\n  &#8211; Lau l\u1ea1i b\u1eb1ng n\u01b0\u1edbc r\u1eeda ch\u00e9n pha lo\u00e3ng, tr\u00e1ng n\u01b0\u1edbc, lau kh\u00f4.<br \/>\n&#8211; M\u1ee9c n\u1eb7ng (b\u1ecdt PU kh\u00f4, keo PU\/epoxy):<br \/>\n  &#8211; C\u1eaft g\u1ecdt ph\u1ea7n n\u1ed5i b\u1eb1ng dao nh\u1ef1a s\u00e1t m\u1eb7t.<br \/>\n  &#8211; D\u00f9ng dung m\u00f4i kho\u00e1ng m\u1ea1nh h\u01a1n ho\u1eb7c ch\u1ea5t t\u1ea9y b\u1ecdt PU chuy\u00ean d\u1ee5ng; cho ng\u1eadm 5\u201310 ph\u00fat; c\u1ea1o ti\u1ebfp b\u1eb1ng nh\u1ef1a.<br \/>\n  &#8211; Tr\u00e1nh c\u1ea1y m\u1ea1nh l\u00e0m tr\u1ea7y hairline ho\u1eb7c bo c\u1ea1nh.<br \/>\n  &#8211; K\u1ebft th\u00fac b\u1eb1ng lau acetone\/IPA \u0111\u1ec3 t\u1ea9y d\u1ea7u, r\u1ed3i r\u1eeda n\u01b0\u1edbc.<\/p>\n<p>L\u01b0u \u00fd:<br \/>\n&#8211; Acetone v\u00e0 IPA an to\u00e0n v\u1edbi inox, bay h\u01a1i nhanh; th\u1eed tr\u01b0\u1edbc v\u1edbi ron nh\u1ef1a\/s\u01a1n n\u1ec1n.<br \/>\n&#8211; Kh\u00f4ng d\u00f9ng x\u0103ng th\u01a1m\/xylen trong kh\u00f4ng gian k\u00edn; lu\u00f4n c\u00f3 PPE v\u00e0 th\u00f4ng gi\u00f3.<\/p>\n<h3>B. T\u1ea9y s\u01a1n b\u00e1m (latex, alkyd, epoxy m\u1ecfng do b\u1eafn d\u00ednh)<\/h3>\n<p>&#8211; S\u01a1n g\u1ed1c n\u01b0\u1edbc (latex):<br \/>\n  &#8211; Ng\u1eadm b\u1eb1ng n\u01b0\u1edbc \u1ea5m + x\u00e0 ph\u00f2ng trung t\u00ednh 5\u201310 ph\u00fat, ch\u00e0 nylon.<br \/>\n  &#8211; V\u1ebft c\u1ee9ng: ch\u1ea5m IPA\/acetone, mi\u1ebft b\u1eb1ng kh\u0103n microfiber.<br \/>\n&#8211; S\u01a1n d\u1ea7u\/alkyd:<br \/>\n  &#8211; D\u00f9ng mineral spirits ho\u1eb7c d-limonene; ng\u1eadm 2\u20135 ph\u00fat; ch\u00e0 nh\u1eb9 theo v\u00e2n (No.4\/Hairline).<br \/>\n  &#8211; Lau s\u1ea1ch b\u1eb1ng dung d\u1ecbch t\u1ea9y r\u1eeda trung t\u00ednh, tr\u00e1ng n\u01b0\u1edbc, lau kh\u00f4.<br \/>\n&#8211; S\u01a1n epoxy\/PU m\u1ecfng:<br \/>\n  &#8211; D\u00f9ng ch\u1ea5t t\u1ea9y s\u01a1n gel kh\u00f4ng ch\u1ee9a clorua (NMP-free c\u00e0ng t\u1ed1t), b\u00f4i l\u1edbp m\u1ecfng, \u0111\u1ee3i theo khuy\u1ebfn c\u00e1o NSX.<br \/>\n  &#8211; C\u1ea1o b\u1eb1ng dao nh\u1ef1a; l\u1eb7p l\u1ea1i n\u1ebfu c\u1ea7n.<br \/>\n  &#8211; Tr\u00e1nh NaOH n\u1ed3ng \u0111\u1ed9 cao\/nhi\u1ec7t \u0111\u1ed9 cao c\u00f3 th\u1ec3 l\u00e0m x\u00e1m b\u1ec1 m\u1eb7t b\u00f3ng g\u01b0\u01a1ng.<br \/>\n&#8211; Cu\u1ed1i c\u00f9ng: kh\u1eed d\u1ea7u b\u1eb1ng IPA r\u1ed3i r\u1eeda n\u01b0\u1edbc s\u1ea1ch, lau kh\u00f4 \u0111\u1ec3 tr\u00e1nh v\u1ec7t.<\/p>\n<h3>C. T\u1ea9y xi m\u0103ng, v\u1eefa, v\u1ebft \u1ed1 canxi<\/h3>\n<p>C\u1ea3nh b\u00e1o quan tr\u1ecdng: kh\u00f4ng d\u00f9ng axit HCl (axit clohydric\/n\u01b0\u1edbc t\u1ea9y xi m\u0103ng \u201cmuriatic\u201d) tr\u00ean inox v\u00ec g\u00e2y r\u1ed7 pitting nhanh ch\u00f3ng.<br \/>\n&#8211; M\u1ee9c nh\u1eb9 (b\u1ee5i xi m\u0103ng, v\u1ec7t m\u1edd):<br \/>\n  &#8211; Phun \u1ea9m to\u00e0n b\u1ed9, \u0111\u1ee3i 5 ph\u00fat cho xi m\u0103ng h\u00fat n\u01b0\u1edbc m\u1ec1m ra.<br \/>\n  &#8211; Ch\u00e0 nylon + x\u00e0 ph\u00f2ng trung t\u00ednh, tr\u00e1ng n\u01b0\u1edbc.<br \/>\n&#8211; M\u1ee9c trung b\u00ecnh (m\u1ea3ng xi m\u0103ng m\u1ecfng):<br \/>\n  &#8211; G\u1ee1 c\u01a1 h\u1ecdc b\u1eb1ng n\u00eam nh\u1ef1a sau khi l\u00e0m \u1ea9m.<br \/>\n  &#8211; B\u00f4i dung d\u1ecbch axit citric 5\u201310% ho\u1eb7c gi\u1ea5m tr\u1eafng 5\u201310%, \u0111\u1ee3i 3\u20135 ph\u00fat.<br \/>\n  &#8211; Ch\u00e0 nylon, tr\u00e1ng n\u01b0\u1edbc nhi\u1ec1u l\u1ea7n. Trung h\u00f2a b\u1eb1ng dung d\u1ecbch x\u00e0 ph\u00f2ng nh\u1eb9, r\u1eeda l\u1ea1i, lau kh\u00f4.<br \/>\n&#8211; M\u1ee9c n\u1eb7ng (\u0111\u00f3ng t\u1ea3ng\/\u1ed1 kho\u00e1ng l\u00e2u ng\u00e0y):<br \/>\n  &#8211; L\u00e0m m\u1ec1m: kh\u0103n \u01b0\u1edbt \u0111\u1eafp 15\u201330 ph\u00fat, g\u1ee1 ph\u1ea7n d\u00e0y.<br \/>\n  &#8211; D\u00f9ng ch\u1ea5t t\u1ea9y xi m\u0103ng g\u1ed1c phosphoric c\u00f3 \u1ee9c ch\u1ebf \u0103n m\u00f2n (kh\u00f4ng HCl); b\u00f4i gel \u0111\u1ec3 ki\u1ec3m so\u00e1t ch\u1ea3y; \u0111\u1ee3i theo h\u01b0\u1edbng d\u1eabn.<br \/>\n  &#8211; Ch\u00e0 nylon, tr\u00e1ng k\u1ef9; trung h\u00f2a; s\u1ea5y kh\u00f4.<br \/>\n  &#8211; N\u1ebfu xu\u1ea5t hi\u1ec7n \u201ctea staining\u201d n\u00e2u nh\u1ea1t, d\u00f9ng gel axit oxalic\/citric \u0111\u1ec3 ph\u1ee5c h\u1ed3i, r\u1ed3i r\u1eeda s\u1ea1ch.<\/p>\n<h2 id=\"toc-5-xu-ly-o-vang-vet-xuoc-nhe-va-phuc-hoi-thu-dong\">X\u1eed l\u00fd \u1ed1 v\u00e0ng, v\u1ebft x\u01b0\u1edbc nh\u1eb9 v\u00e0 ph\u1ee5c h\u1ed3i th\u1ee5 \u0111\u1ed9ng<\/h2>\n<p>&#8211; \u1ed0 v\u00e0ng\/tea staining:<br \/>\n  &#8211; D\u00f9ng gel citric\/phosphoric chuy\u00ean cho inox; ch\u00e0 nh\u1eb9; r\u1eeda k\u1ef9; lau kh\u00f4.<br \/>\n  &#8211; Tr\u00e1nh ch\u1ea5t t\u1ea9y c\u00f3 clorua. C\u00f3 th\u1ec3 l\u1eb7p l\u1ea1i 2\u20133 l\u1ea7n cho \u1ed1 n\u1eb7ng.<br \/>\n&#8211; V\u1ebft x\u01b0\u1edbc t\u00f3c tr\u00ean Hairline\/No.4:<br \/>\n  &#8211; D\u00f9ng pad scotch-brite m\u1ecbn (P800\u2013P1000) ch\u00e0 theo v\u00e2n, l\u1ef1c nh\u1eb9, \u0111\u1ec1u tay.<br \/>\n  &#8211; Kh\u00f4ng \u00e1p d\u1ee5ng cho b\u1ec1 m\u1eb7t g\u01b0\u01a1ng 8K\/BA.<br \/>\n&#8211; Ph\u1ee5c h\u1ed3i th\u1ee5 \u0111\u1ed9ng (khuy\u1ebfn ngh\u1ecb sau khi d\u00f9ng axit\/\u0111\u00e1nh x\u01b0\u1edbc):<br \/>\n  &#8211; B\u00f4i gel axit citric 4\u201310% 10\u201320 ph\u00fat \u0111\u1ec3 t\u00e1i h\u00ecnh th\u00e0nh l\u1edbp Cr2O3; r\u1eeda s\u1ea1ch, lau kh\u00f4.<br \/>\n  &#8211; Ho\u1eb7c \u0111\u1ec3 b\u1ec1 m\u1eb7t kh\u00f4, ti\u1ebfp x\u00fac kh\u00f4ng kh\u00ed s\u1ea1ch 24\u201348 gi\u1edd \u0111\u1ec3 t\u1ef1 th\u1ee5 \u0111\u1ed9ng.<\/p>\n<h2 id=\"toc-6-nhung-loi-thuong-gap-can-tranh\">Nh\u1eefng l\u1ed7i th\u01b0\u1eddng g\u1eb7p c\u1ea7n tr\u00e1nh<\/h2>\n<p>&#8211; D\u00f9ng HCl ho\u1eb7c n\u01b0\u1edbc t\u1ea9y javen: g\u00e2y r\u1ed7 v\u00e0 \u1ed1 t\u1ee9c th\u00ec.<br \/>\n&#8211; C\u1ecd b\u1eb1ng len th\u00e9p\/gi\u1ea5y nh\u00e1m th\u00f4: \u0111\u1ec3 l\u1ea1i h\u1ea1t s\u1eaft, g\u00e2y g\u1ec9 l\u00e2y nhi\u1ec5m.<br \/>\n&#8211; Kh\u00f4ng r\u1eeda \u2013 s\u1ea5y k\u1ef9 sau khi d\u00f9ng axit: c\u00f2n t\u1ed3n d\u01b0 g\u00e2y \u1ed1 v\u1ec1 sau.<br \/>\n&#8211; Ch\u00e0 ng\u01b0\u1ee3c v\u00e2n tr\u00ean Hairline\/No.4: l\u1ed9 v\u1ebft \u201cm\u00f9\u201d r\u1ea5t kh\u00f3 ph\u1ee5c h\u1ed3i.<br \/>\n&#8211; D\u00f9ng nhi\u1ec7t cao \u0111\u1ec3 g\u1ee1 keo g\u1ea7n ron nh\u1ef1a\/k\u00ednh: d\u1ec5 bi\u1ebfn d\u1ea1ng ron, ch\u00e1y m\u00e9p.<\/p>\n<h2 id=\"toc-7-checklist-nhanh-cho-doi-thi-cong\">Checklist nhanh cho \u0111\u1ed9i thi c\u00f4ng<\/h2>\n<p>&#8211; PPE: g\u0103ng nitrile, k\u00ednh b\u1ea3o h\u1ed9, kh\u1ea9u trang, qu\u1ea1t th\u00f4ng gi\u00f3.<br \/>\n&#8211; D\u1ee5ng c\u1ee5: kh\u0103n microfiber, b\u00e0n ch\u1ea3i nylon, n\u00eam\/dao nh\u1ef1a, pad m\u1ecbn, b\u00ecnh x\u1ecbt.<br \/>\n&#8211; H\u00f3a ch\u1ea5t: x\u00e0 ph\u00f2ng pH trung t\u00ednh, IPA\/ethanol, acetone, d-limonene ho\u1eb7c mineral spirits, axit citric\/gi\u1ea5m, ch\u1ea5t t\u1ea9y xi m\u0103ng g\u1ed1c phosphoric, gel t\u1ea9y \u1ed1 citric\/oxalic.<br \/>\n&#8211; Th\u1eed t\u1ea1i ch\u1ed7 khu\u1ea5t, canh th\u1eddi gian ng\u1eadm ng\u1eafn, r\u1eeda \u2013 trung h\u00f2a \u2013 s\u1ea5y kh\u00f4.<\/p>\n<h2 id=\"toc-8-bao-ve-sau-cung-de-han-che-bam-ban-lai\">B\u1ea3o v\u1ec7 sau c\u00f9ng \u0111\u1ec3 h\u1ea1n ch\u1ebf b\u00e1m b\u1ea9n l\u1ea1i<\/h2>\n<p>&#8211; Ph\u1ee7 d\u1ea7u b\u1ea3o v\u1ec7 inox ho\u1eb7c coating nano\/silicone m\u1ecfng; lau \u0111\u1ec1u, kh\u00f4ng \u0111\u1ec3 \u0111\u1ecdng.<br \/>\n&#8211; L\u1ecbch v\u1ec7 sinh \u0111\u1ecbnh k\u1ef3 b\u1eb1ng dung d\u1ecbch pH trung t\u00ednh; tr\u00e1nh \u0111\u1ec3 mu\u1ed1i\/b\u1ee5i c\u00f4ng tr\u01b0\u1eddng b\u00e1m l\u00e2u.<br \/>\n&#8211; \u1ede v\u00f9ng ven bi\u1ec3n\/h\u1ed3 b\u01a1i: ch\u1ecdn inox 316 v\u00e0 t\u0103ng t\u1ea7n su\u1ea5t r\u1eeda n\u01b0\u1edbc ng\u1ecdt.<\/p>\n<h2 id=\"toc-9-khi-nao-nen-goi-chuyen-gia\">Khi n\u00e0o n\u00ean g\u1ecdi chuy\u00ean gia<\/h2>\n<p>&#8211; B\u1ec1 m\u1eb7t g\u01b0\u01a1ng 8K b\u1ecb \u1ed1\/r\u1ed7 c\u1ee5c b\u1ed9;<br \/>\n&#8211; V\u00f9ng di\u1ec7n t\u00edch l\u1edbn, nhi\u1ec1u ch\u1ee7ng v\u1eadt b\u00e1m;<br \/>\n&#8211; Y\u00eau c\u1ea7u ho\u00e0n thi\u1ec7n th\u1ea9m m\u1ef9 cao (m\u1eb7t d\u1ef1ng, thang m\u00e1y).<br \/>\nLi\u00ean h\u1ec7 Inox C\u01b0\u1eddng Th\u1ecbnh \u0111\u1ec3 \u0111\u01b0\u1ee3c kh\u1ea3o s\u00e1t, ch\u1ecdn h\u00f3a ch\u1ea5t v\u00e0 quy tr\u00ecnh ph\u00f9 h\u1ee3p t\u1eebng m\u00e1c inox\/b\u1ec1 m\u1eb7t.<\/p>\n<h2 id=\"toc-10-nguon-tham-khao-ky-thuat\">Ngu\u1ed3n tham kh\u1ea3o k\u1ef9 thu\u1eadt<\/h2>\n<p>&#8211; Nickel Institute \u2013 Cleaning and Maintenance of Stainless Steel: https:\/\/www.nickelinstitute.org\/media\/1683\/cleaning_and_maintenance_of_stainless_steel.pdf<br \/>\n&#8211; ASSDA (Hi\u1ec7p h\u1ed9i Inox \u00dac) \u2013 Cleaning and Maintenance: https:\/\/www.assda.asn.au\/technical-info\/technical-faqs\/cleaning-and-maintenance<br \/>\n&#8211; BSSA (Hi\u1ec7p h\u1ed9i Inox Anh) \u2013 Cleaning of Stainless Steel: https:\/\/bssa.org.uk\/topics\/cleaning-of-stainless-steel\/<br \/>\n&#8211; ASTM A967\/A967M \u2013 Passivation of Stainless Steel (tham chi\u1ebfu ti\u00eau chu\u1ea9n quy tr\u00ecnh th\u1ee5 \u0111\u1ed9ng h\u00f3a).<\/p>\n<h2 id=\"toc-11-ket-luan\">K\u1ebft lu\u1eadn<\/h2>\n<p>&#8211; Keo\/s\u01a1n\/xi m\u0103ng b\u00e1m inox c\u00f3 th\u1ec3 t\u1ea9y s\u1ea1ch n\u1ebfu tu\u00e2n th\u1ee7: g\u1ee1 c\u01a1 h\u1ecdc an to\u00e0n, ch\u1ecdn dung m\u00f4i\/axit \u0111\u00fang lo\u1ea1i, tr\u00e1nh ho\u00e0n to\u00e0n HCl v\u00e0 clorua, r\u1eeda \u2013 trung h\u00f2a \u2013 s\u1ea5y k\u1ef9, v\u00e0 ph\u1ee5c h\u1ed3i th\u1ee5 \u0111\u1ed9ng khi c\u1ea7n.<br \/>\n&#8211; Inox 304\/316 x\u1eed l\u00fd \u201cd\u1ec5 th\u1edf\u201d h\u01a1n 201, nh\u01b0ng m\u1ecdi b\u1ec1 m\u1eb7t \u0111\u1ec1u d\u1ec5 x\u01b0\u1edbc\/\u1ed1 n\u1ebfu thao t\u00e1c sai.<br \/>\n&#8211; V\u1edbi c\u00f4ng tr\u00ecnh c\u1ea7n th\u1ea9m m\u1ef9 cao, n\u00ean d\u00f9ng h\u00f3a ch\u1ea5t chuy\u00ean d\u1ee5ng kh\u00f4ng clorua, d\u1ea1ng gel \u0111\u1ec3 ki\u1ec3m so\u00e1t, v\u00e0 ki\u1ec3m tra \u1edf khu v\u1ef1c \u1ea9n tr\u01b0\u1edbc.<\/p>\n<p>C\u1ea7n quy tr\u00ecnh chi ti\u1ebft theo b\u1ec1 m\u1eb7t inox v\u00e0 t\u00ecnh tr\u1ea1ng th\u1ef1c t\u1ebf? Li\u00ean h\u1ec7 Inox C\u01b0\u1eddng Th\u1ecbnh \u0111\u1ec3 \u0111\u01b0\u1ee3c t\u01b0 v\u1ea5n v\u00e0 b\u00e1o gi\u00e1 t\u1ed1t nh\u1ea5t. Hotline: 0343.417.281. Email: inoxcongnghiep.cuongthinh@gmail.com<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Quy tr\u00ecnh chu\u1ea9n t\u1ea9y keo, s\u01a1n, xi m\u0103ng tr\u00ean inox m\u00e0 kh\u00f4ng x\u01b0\u1edbc, kh\u00f4ng \u1ed1 g\u1ec9. Ch\u1ecdn \u0111\u00fang dung m\u00f4i, axit an to\u00e0n, tr\u00e1nh HCl. K\u00e8m checklist d\u1ee5ng c\u1ee5.<\/p>\n","protected":false},"author":7,"featured_media":1012,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[23],"tags":[],"class_list":["post-1959","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc"],"acf":[],"_links":{"self":[{"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/posts\/1959","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/comments?post=1959"}],"version-history":[{"count":0,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/posts\/1959\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/media\/1012"}],"wp:attachment":[{"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/media?parent=1959"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/categories?post=1959"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/tags?post=1959"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}