{"id":1511,"date":"2026-01-04T12:33:22","date_gmt":"2026-01-04T05:33:22","guid":{"rendered":"https:\/\/inoxcuongthinh.com\/cach-tay-keo-son-xi-mang-tren-inox-sau-hoan-thien-cong-trinh\/"},"modified":"2026-01-04T12:33:22","modified_gmt":"2026-01-04T05:33:22","slug":"cach-tay-keo-son-xi-mang-tren-inox-sau-hoan-thien-cong-trinh","status":"publish","type":"post","link":"https:\/\/inoxcuongthinh.com\/cach-tay-keo-son-xi-mang-tren-inox-sau-hoan-thien-cong-trinh\/","title":{"rendered":"C\u00e1ch t\u1ea9y keo, s\u01a1n, xi m\u0103ng tr\u00ean Inox sau ho\u00e0n thi\u1ec7n c\u00f4ng tr\u00ecnh"},"content":{"rendered":"<div class=\"custom-toc\">\n<h3>N\u1ed9i dung ch\u00ednh<\/h3>\n<ul>\n<li><a href=\"#toc-0-vi-sao-can-xu-ly-dung-cach\">V\u00ec sao c\u1ea7n x\u1eed l\u00fd \u0111\u00fang c\u00e1ch?<\/a><\/li>\n<li><a href=\"#toc-1-danh-gia-truoc-khi-lam\">\u0110\u00e1nh gi\u00e1 tr\u01b0\u1edbc khi l\u00e0m<\/a><\/li>\n<li><a href=\"#toc-2-dung-cu-va-hoa-chat-khuyen-nghi\">D\u1ee5ng c\u1ee5 v\u00e0 h\u00f3a ch\u1ea5t khuy\u1ebfn ngh\u1ecb<\/a><\/li>\n<li><a href=\"#toc-3-quy-trinh-tay-vet-keo-siliconepuepoxy\">Quy tr\u00ecnh t\u1ea9y v\u1ebft keo (silicone\/PU\/epoxy)<\/a><\/li>\n<li><a href=\"#toc-4-quy-trinh-tay-vet-son-acrylicalkydepoxypu\">Quy tr\u00ecnh t\u1ea9y v\u1ebft s\u01a1n (acrylic\/alkyd\/epoxy\/PU)<\/a><\/li>\n<li><a href=\"#toc-5-quy-trinh-tay-xi-mang-vua-bam\">Quy tr\u00ecnh t\u1ea9y xi m\u0103ng, v\u1eefa b\u00e1m<\/a><\/li>\n<li><a href=\"#toc-6-phuc-hoi-be-mat-va-thu-dong-hoa-sau-lam-sach\">Ph\u1ee5c h\u1ed3i b\u1ec1 m\u1eb7t v\u00e0 th\u1ee5 \u0111\u1ed9ng h\u00f3a sau l\u00e0m s\u1ea1ch<\/a><\/li>\n<li><a href=\"#toc-7-meo-tranh-xuoc-va-o-vang-lau-dai\">M\u1eb9o tr\u00e1nh x\u01b0\u1edbc v\u00e0 \u1ed1 v\u00e0ng l\u00e2u d\u00e0i<\/a><\/li>\n<li><a href=\"#toc-8-loi-thuong-gap-va-cach-khac-phuc\">L\u1ed7i th\u01b0\u1eddng g\u1eb7p v\u00e0 c\u00e1ch kh\u1eafc ph\u1ee5c<\/a><\/li>\n<li><a href=\"#toc-9-vi-du-thuc-te-nhanh\">V\u00ed d\u1ee5 th\u1ef1c t\u1ebf nhanh<\/a><\/li>\n<li><a href=\"#toc-10-tai-lieu-tham-khao\">T\u00e0i li\u1ec7u tham kh\u1ea3o<\/a><\/li>\n<li><a href=\"#toc-11-ket-luan\">K\u1ebft lu\u1eadn<\/a><\/li>\n<\/ul>\n<\/div>\n<p>Sau khi b\u00e0n giao, b\u1ec1 m\u1eb7t inox th\u01b0\u1eddng c\u00f2n keo, s\u01a1n v\u00e0 xi m\u0103ng b\u00e1m c\u1ee9ng g\u00e2y x\u1ec9n m\u00e0u, \u1ed1 v\u00e0ng v\u00e0 nguy c\u01a1 \u0103n m\u00f2n \u0111i\u1ec3m. B\u00e0i vi\u1ebft n\u00e0y cung c\u1ea5p quy tr\u00ecnh k\u1ef9 thu\u1eadt chi ti\u1ebft \u0111\u1ec3 t\u1ea9y s\u1ea1ch c\u00e1c v\u1ebft b\u1ea9n ph\u1ed5 bi\u1ebfn nh\u1ea5t tr\u00ean inox 201\/304\/316 m\u00e0 kh\u00f4ng l\u00e0m h\u1ecfng b\u1ec1 m\u1eb7t, \u0111\u1ed3ng th\u1eddi h\u01b0\u1edbng d\u1eabn ph\u1ee5c h\u1ed3i v\u00e0 th\u1ee5 \u0111\u1ed9ng h\u00f3a sau l\u00e0m s\u1ea1ch. \u0110\u00e2y l\u00e0 ph\u1ea7n tr\u1ecdng y\u1ebfu trong b\u1ea3o d\u01b0\u1ee1ng \u2013 v\u1ec7 sinh \u2013 ph\u1ee5c h\u1ed3i s\u1ea3n ph\u1ea9m inox \u0111\u1ec3 k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd v\u00e0 gi\u1eef t\u00ednh th\u1ea9m m\u1ef9 c\u00f4ng tr\u00ecnh.<\/p>\n<h2 id=\"toc-0-vi-sao-can-xu-ly-dung-cach\">V\u00ec sao c\u1ea7n x\u1eed l\u00fd \u0111\u00fang c\u00e1ch?<\/h2>\n<p>&#8211; Xi m\u0103ng v\u00e0 v\u1eefa c\u00f3 t\u00ednh ki\u1ec1m cao (Ca(OH)2), khi l\u01b0u c\u1eefu g\u00e2y \u1ed1 loang v\u00e0 \u0103n m\u00f2n c\u1ee5c b\u1ed9 \u201ctea staining\u201d, \u0111\u1eb7c bi\u1ec7t \u1edf v\u00f9ng ven bi\u1ec3n ho\u1eb7c m\u00f4i tr\u01b0\u1eddng clorua.<br \/>\n&#8211; Keo silicone\/PU, s\u01a1n alkyd\/epoxy b\u00e1m l\u00e2u s\u1ebd l\u00e3o h\u00f3a, b\u00e1m d\u00ednh m\u1ea1nh; t\u1ea9y sai c\u00e1ch d\u1ec5 x\u01b0\u1edbc b\u1ec1 m\u1eb7t No.4\/HL ho\u1eb7c l\u00e0m m\u1edd BA\/mirror.<br \/>\n&#8211; D\u00f9ng sai h\u00f3a ch\u1ea5t (nh\u1ea5t l\u00e0 axit clohydric\/HCl ho\u1eb7c ch\u1ea5t t\u1ea9y ch\u1ee9a clorua, t\u1ea9y r\u1ec9 g\u1ed1c clor) c\u00f3 th\u1ec3 ph\u00e1 v\u1ee1 l\u1edbp th\u1ee5 \u0111\u1ed9ng Cr2O3, g\u00e2y r\u1ed7 pitting.<\/p>\n<h2 id=\"toc-1-danh-gia-truoc-khi-lam\">\u0110\u00e1nh gi\u00e1 tr\u01b0\u1edbc khi l\u00e0m<\/h2>\n<p>&#8211; X\u00e1c \u0111\u1ecbnh m\u00e1c v\u00e0 ho\u00e0n thi\u1ec7n b\u1ec1 m\u1eb7t:<br \/>\n  &#8211; M\u00e1c: 201, 304, 316 (316 ch\u1ecbu \u0103n m\u00f2n clorua t\u1ed1t h\u01a1n).<br \/>\n  &#8211; Ho\u00e0n thi\u1ec7n: BA\/mirror (g\u01b0\u01a1ng), No.4\/HL (x\u01b0\u1edbc m\u1edd c\u00f3 h\u01b0\u1edbng), 2B, bead-blast, s\u01a1n ph\u1ee7.<br \/>\n&#8211; Ki\u1ec3m tra \u0111i\u1ec1u ki\u1ec7n hi\u1ec7n tr\u01b0\u1eddng: th\u00f4ng tho\u00e1ng, nhi\u1ec7t \u0111\u1ed9 15\u201335\u00b0C gi\u00fap dung m\u00f4i ho\u1ea1t \u0111\u1ed9ng t\u1ed1i \u01b0u.<br \/>\n&#8211; Th\u1eed t\u1ea1i v\u00f9ng khu\u1ea5t 10\u00d710 mm \u0111\u1ec3 ki\u1ec3m tra t\u01b0\u01a1ng th\u00edch dung m\u00f4i.<br \/>\n&#8211; Trang b\u1ecb an to\u00e0n: g\u0103ng nitrile\/butyl, k\u00ednh, kh\u1ea9u trang than ho\u1ea1t t\u00ednh khi d\u00f9ng dung m\u00f4i, qu\u1ea7n \u00e1o b\u1ea3o h\u1ed9.<\/p>\n<h2 id=\"toc-2-dung-cu-va-hoa-chat-khuyen-nghi\">D\u1ee5ng c\u1ee5 v\u00e0 h\u00f3a ch\u1ea5t khuy\u1ebfn ngh\u1ecb<\/h2>\n<p>&#8211; D\u1ee5ng c\u1ee5:<br \/>\n  &#8211; Dao g\u1ecdt nh\u1ef1a\/plastic razor, spatula nh\u1ef1a; kh\u0103n microfiber; b\u00e0n ch\u1ea3i nylon m\u1ec1m.<br \/>\n  &#8211; Pad c\u1ecd s\u1ee3i t\u1ed5ng h\u1ee3p kh\u00f4ng g\u1ec9 (v\u00ed d\u1ee5 Scotch-Brite m\u00e3 m\u1ecbn 7448 cho BA, 7447 cho No.4\/HL). Tr\u00e1nh len th\u00e9p\/steel wool.<br \/>\n  &#8211; B\u00ecnh x\u1ecbt, khay \u0111\u1ef1ng h\u00f3a ch\u1ea5t, b\u0103ng d\u00ednh che ch\u1eafn.<br \/>\n&#8211; Dung m\u00f4i\/dung d\u1ecbch an to\u00e0n cho inox:<br \/>\n  &#8211; IPA (isopropyl alcohol), ethanol; acetone; heptane ho\u1eb7c h\u1ed7n h\u1ee3p d-limonene (citrus-based) cho keo\/b\u0103ng d\u00ednh.<br \/>\n  &#8211; Dung m\u00f4i kho\u00e1ng\/mineral spirits, xylene (d\u00f9ng ngo\u00e0i tr\u1eddi, th\u00f4ng gi\u00f3 t\u1ed1t) cho s\u01a1n alkyd.<br \/>\n  &#8211; T\u1ea9y s\u01a1n \u201ckh\u00f4ng methylene chloride\u201d: n\u1ec1n benzyl alcohol, N-ethylpyrrolidone, DBE (dibasic esters) ho\u1eb7c DMSO.<br \/>\n  &#8211; Axit h\u1eefu c\u01a1 cho xi m\u0103ng: axit citric 5\u201310% ho\u1eb7c axit sulfamic 3\u20135% d\u1ea1ng gel. C\u00f3 th\u1ec3 d\u00f9ng gi\u1ea5m c\u00f4ng nghi\u1ec7p 5\u201310% cho v\u1ebft nh\u1eb9.<br \/>\n  &#8211; Ch\u1ea5t t\u1ea9y g\u1ec9\/tea staining g\u1ed1c oxalic\/citric c\u00f3 \u1ee9c ch\u1ebf \u0103n m\u00f2n (gel).<br \/>\n&#8211; Tuy\u1ec7t \u0111\u1ed1i tr\u00e1nh:<br \/>\n  &#8211; HCl (axit clohydric), HF (axit flohydric), t\u1ea9y r\u1eeda c\u00f3 clor\/NaClO (javen), ch\u1ea5t t\u1ea9y r\u1ec9 g\u1ed1c clorua.<br \/>\n  &#8211; B\u00e0n ch\u1ea3i th\u00e9p, gi\u1ea5y nh\u00e1m kh\u00f4ng \u0111\u00fang h\u1ea1t, b\u1ed9t m\u00e0i s\u1eaft.<\/p>\n<h2 id=\"toc-3-quy-trinh-tay-vet-keo-siliconepuepoxy\">Quy tr\u00ecnh t\u1ea9y v\u1ebft keo (silicone\/PU\/epoxy)<\/h2>\n<h3>B\u01b0\u1edbc 1 \u2013 G\u1ee1 c\u01a1 h\u1ecdc an to\u00e0n<\/h3>\n<p>&#8211; D\u00f9ng dao g\u1ecdt nh\u1ef1a ho\u1eb7c th\u1ebb nh\u1ef1a c\u1ee9ng c\u1ea1o s\u00e1t b\u1ec1 m\u1eb7t theo g\u00f3c 15\u201330\u00b0, \u0111i c\u00f9ng chi\u1ec1u v\u00e2n \u0111\u1ed1i v\u1edbi No.4\/HL.<br \/>\n&#8211; V\u1edbi keo silicone: c\u00f3 th\u1ec3 d\u00f9ng \u201csilicone remover\u201d chuy\u00ean d\u1ee5ng (g\u1ed1c dung m\u00f4i nh\u1eb9 ho\u1eb7c ki\u1ec1m), b\u00f4i 5\u201310 ph\u00fat r\u1ed3i c\u1ea1o.<\/p>\n<h3>B\u01b0\u1edbc 2 \u2013 Ch\u1ecdn dung m\u00f4i theo lo\u1ea1i keo<\/h3>\n<p>&#8211; Keo silicone\/keo b\u0103ng d\u00ednh (PSA): IPA, heptane ho\u1eb7c d-limonene. Th\u1ea5m kh\u0103n, \u00e1p l\u00ean 1\u20133 ph\u00fat r\u1ed3i lau.<br \/>\n&#8211; Keo PU\/keo x\u00e2y d\u1ef1ng: dung m\u00f4i m\u1ea1nh h\u01a1n nh\u01b0 acetone ho\u1eb7c xylene; l\u00e0m vi\u1ec7c ngo\u00e0i tr\u1eddi, tr\u00e1nh tia l\u1eeda.<br \/>\n&#8211; Keo epoxy \u0111\u00e3 \u0111\u00f3ng r\u1eafn: c\u1ea7n t\u1ea9y s\u01a1n g\u1ed1c benzyl alcohol\/DBE\/DMSO. B\u00f4i d\u00e0y 1\u20132 mm, ph\u1ee7 m\u00e0ng PE \u0111\u1ec3 gi\u1eef \u1ea9m, ch\u1edd 20\u201340 ph\u00fat, d\u00f9ng spatula nh\u1ef1a c\u1ea1y b\u1ecf.<\/p>\n<h3>B\u01b0\u1edbc 3 \u2013 Trung h\u00f2a, r\u1eeda s\u1ea1ch, s\u1ea5y kh\u00f4<\/h3>\n<p>&#8211; Lau l\u1ea1i b\u1eb1ng x\u00e0 ph\u00f2ng pH trung t\u00ednh, tr\u00e1ng n\u01b0\u1edbc s\u1ea1ch \u00e1p l\u1ef1c v\u1eeba, lau kh\u00f4 ngay b\u1eb1ng microfiber \u0111\u1ec3 tr\u00e1nh v\u1ec7t n\u01b0\u1edbc.<\/p>\n<h2 id=\"toc-4-quy-trinh-tay-vet-son-acrylicalkydepoxypu\">Quy tr\u00ecnh t\u1ea9y v\u1ebft s\u01a1n (acrylic\/alkyd\/epoxy\/PU)<\/h2>\n<h3>Nh\u1eadn di\u1ec7n v\u00e0 x\u1eed l\u00fd nhanh v\u1edbi s\u01a1n m\u1edbi<\/h3>\n<p>&#8211; S\u01a1n n\u01b0\u1edbc (acrylic\/latex) ch\u01b0a kh\u00f4: lau b\u1eb1ng n\u01b0\u1edbc \u1ea5m + x\u00e0 ph\u00f2ng, h\u1ed7 tr\u1ee3 b\u1eb1ng IPA.<br \/>\n&#8211; S\u01a1n dung m\u00f4i (alkyd) m\u1edbi: lau b\u1eb1ng mineral spirits, sau \u0111\u00f3 r\u1eeda n\u01b0\u1edbc x\u00e0 ph\u00f2ng.<\/p>\n<h3>S\u01a1n \u0111\u00e3 kh\u00f4\/c\u0169<\/h3>\n<p>&#8211; Alkyd: mineral spirits ho\u1eb7c xylene; th\u1ea5m \u0111\u1eabm, ch\u1edd 5\u201310 ph\u00fat, d\u00f9ng kh\u0103n k\u00e9o v\u1ebft s\u01a1n. L\u1eb7p l\u1ea1i nhi\u1ec1u l\u1ea7n.<br \/>\n&#8211; Epoxy\/PU 2K: d\u00f9ng t\u1ea9y s\u01a1n kh\u00f4ng methylene chloride (benzyl alcohol\/DBE\/DMSO).<br \/>\n  &#8211; B\u00f4i gel \u0111\u1ec1u, ph\u1ee7 m\u00e0ng \u0111\u1ec3 ng\u0103n bay h\u01a1i, ch\u1edd 20\u201360 ph\u00fat (theo TDS c\u1ee7a s\u1ea3n ph\u1ea9m).<br \/>\n  &#8211; C\u1ea1y b\u1eb1ng spatula nh\u1ef1a. Kh\u00f4ng c\u1ea1y ngang v\u00e2n v\u1edbi No.4\/HL.<br \/>\n&#8211; K\u1ebft th\u00fac: r\u1eeda x\u00e0 ph\u00f2ng pH trung t\u00ednh, tr\u00e1ng k\u1ef9, lau kh\u00f4.<\/p>\n<p>L\u01b0u \u00fd: Kh\u00f4ng d\u00f9ng t\u1ea9y s\u01a1n c\u00f3 methylene chloride (MC) v\u00ec nguy c\u01a1 s\u1ee9c kh\u1ecfe cao v\u00e0 d\u1ec5 l\u00e0m m\u1edd b\u1ec1 m\u1eb7t; lu\u00f4n th\u00f4ng gi\u00f3 t\u1ed1t.<\/p>\n<h2 id=\"toc-5-quy-trinh-tay-xi-mang-vua-bam\">Quy tr\u00ecnh t\u1ea9y xi m\u0103ng, v\u1eefa b\u00e1m<\/h2>\n<h3>B\u01b0\u1edbc 1 \u2013 L\u00e0m m\u1ec1m v\u00e0 c\u1ea1y c\u01a1 h\u1ecdc<\/h3>\n<p>&#8211; Th\u1ea5m \u01b0\u1edbt ho\u00e0n to\u00e0n m\u1ea3ng xi m\u0103ng 15\u201320 ph\u00fat \u0111\u1ec3 Ca(OH)2 tr\u01b0\u01a1ng n\u1edf.<br \/>\n&#8211; D\u00f9ng spatula nh\u1ef1a c\u1ea1y d\u1ea7n; l\u1eb7p l\u1ea1i chu k\u1ef3 th\u1ea5m n\u01b0\u1edbc \u2013 c\u1ea1y.<\/p>\n<h3>B\u01b0\u1edbc 2 \u2013 D\u00f9ng axit h\u1eefu c\u01a1 an to\u00e0n<\/h3>\n<p>&#8211; Pha axit citric 5\u201310% ho\u1eb7c sulfamic 3\u20135% (d\u1ea1ng gel cho b\u1ec1 m\u1eb7t \u0111\u1ee9ng).<br \/>\n&#8211; Th\u1eed \u0111i\u1ec3m nh\u1ecf, sau \u0111\u00f3 b\u00f4i l\u00ean khu v\u1ef1c, ch\u00e0 nh\u1eb9 b\u1eb1ng b\u00e0n ch\u1ea3i nylon 3\u20135 ph\u00fat.<br \/>\n&#8211; V\u1edbi v\u1ebft c\u1ee9ng \u0111\u1ea7u, l\u1eb7p l\u1ea1i 2\u20133 l\u1ea7n. Tr\u00e1nh \u0111\u1ec3 kh\u00f4 tr\u00ean b\u1ec1 m\u1eb7t.<\/p>\n<p>Tuy\u1ec7t \u0111\u1ed1i kh\u00f4ng d\u00f9ng HCl\/\u201cn\u01b0\u1edbc c\u01b0\u1eddng toan t\u1ea9y xi\u201d d\u1ea1ng th\u01b0\u01a1ng m\u1ea1i v\u00ec ion Cl- g\u00e2y r\u1ed7 th\u00e9p kh\u00f4ng g\u1ec9, \u0111\u1eb7c bi\u1ec7t v\u1edbi 201\/304.<\/p>\n<h3>B\u01b0\u1edbc 3 \u2013 X\u1ea3 r\u1eeda k\u1ef9 v\u00e0 l\u00e0m kh\u00f4<\/h3>\n<p>&#8211; Tr\u00e1ng nhi\u1ec1u n\u01b0\u1edbc s\u1ea1ch, \u01b0u ti\u00ean n\u01b0\u1edbc m\u1ec1m\/DI \u0111\u1ec3 h\u1ea1n ch\u1ebf v\u1ec7t mu\u1ed1i. Lau kh\u00f4 ngay.<\/p>\n<h2 id=\"toc-6-phuc-hoi-be-mat-va-thu-dong-hoa-sau-lam-sach\">Ph\u1ee5c h\u1ed3i b\u1ec1 m\u1eb7t v\u00e0 th\u1ee5 \u0111\u1ed9ng h\u00f3a sau l\u00e0m s\u1ea1ch<\/h2>\n<p>&#8211; No.4\/HL b\u1ecb x\u01b0\u1edbc nh\u1eb9:<br \/>\n  &#8211; D\u00f9ng pad m\u00e0i h\u1ea1t 320\u2013400, ch\u00e0 c\u00f9ng chi\u1ec1u v\u00e2n, \u0111\u1ec1u tay.<br \/>\n  &#8211; K\u1ebft th\u00fac b\u1eb1ng pad m\u1ecbn (7448) \u0111\u1ec3 h\u00f2a v\u00e2n.<br \/>\n&#8211; BA\/mirror b\u1ecb m\u1edd: \u0111\u00e1nh b\u00f3ng b\u1eb1ng h\u1ee3p ch\u1ea5t kh\u00f4ng ch\u1ee9a oxit s\u1eaft, pad m\u1ec1m; th\u1eed khu\u1ea5t tr\u01b0\u1edbc.<br \/>\n&#8211; Th\u1ee5 \u0111\u1ed9ng h\u00f3a (theo ASTM A967\/ASTM A380):<br \/>\n  &#8211; D\u00f9ng dung d\u1ecbch axit citric 4\u201310% ho\u1eb7c gel chuy\u00ean d\u1ee5ng, b\u00f4i 10\u201330 ph\u00fat \u0111\u1ec3 t\u00e1i t\u1ea1o l\u1edbp Cr2O3.<br \/>\n  &#8211; R\u1eeda n\u01b0\u1edbc k\u1ef9, lau kh\u00f4. B\u01b0\u1edbc n\u00e0y gi\u00fap gi\u1ea3m tea staining v\u1ec1 sau, \u0111\u1eb7c bi\u1ec7t \u1edf ngo\u00e0i tr\u1eddi\/ven bi\u1ec3n.<\/p>\n<h2 id=\"toc-7-meo-tranh-xuoc-va-o-vang-lau-dai\">M\u1eb9o tr\u00e1nh x\u01b0\u1edbc v\u00e0 \u1ed1 v\u00e0ng l\u00e2u d\u00e0i<\/h2>\n<p>&#8211; Lu\u00f4n \u0111i c\u00f9ng chi\u1ec1u v\u00e2n \u0111\u1ed1i v\u1edbi HL\/No.4; kh\u00f4ng ch\u00e0 xo\u00e1y tr\u00f2n.<br \/>\n&#8211; Che ch\u1eafn inox tr\u01b0\u1edbc khi tr\u00e1t v\u1eefa\/s\u01a1n; b\u00f3c film b\u1ea3o v\u1ec7 s\u1edbm sau ho\u00e0n thi\u1ec7n v\u00e0 l\u00e0m s\u1ea1ch l\u1ea7n \u0111\u1ea7u.<br \/>\n&#8211; Tr\u00e1nh ch\u1ea5t t\u1ea9y ch\u1ee9a clor, ch\u1ea5t t\u1ea9y r\u1ec9 \u201c\u0111a n\u0103ng\u201d kh\u00f4ng r\u00f5 th\u00e0nh ph\u1ea7n.<br \/>\n&#8211; \u0110\u1ecbnh k\u1ef3 r\u1eeda nh\u1eb9 b\u1eb1ng x\u00e0 ph\u00f2ng trung t\u00ednh, tr\u00e1ng s\u1ea1ch, lau kh\u00f4; c\u00f3 th\u1ec3 ph\u1ee7 l\u1edbp b\u1ea3o v\u1ec7 m\u1ecfng g\u1ed1c s\u00e1p\/microcrystalline \u1edf khu v\u1ef1c bi\u1ec3n.<\/p>\n<h2 id=\"toc-8-loi-thuong-gap-va-cach-khac-phuc\">L\u1ed7i th\u01b0\u1eddng g\u1eb7p v\u00e0 c\u00e1ch kh\u1eafc ph\u1ee5c<\/h2>\n<p>&#8211; D\u00f9ng len th\u00e9p khi\u1ebfn b\u1ec1 m\u1eb7t \u201cr\u1ec9 gi\u1ea3\u201d: c\u1ea7n t\u1ea9y nhi\u1ec5m s\u1eaft b\u1eb1ng gel oxalic\/citric c\u00f3 \u1ee9c ch\u1ebf, sau \u0111\u00f3 th\u1ee5 \u0111\u1ed9ng h\u00f3a.<br \/>\n&#8211; D\u00f9ng HCl \u0111\u1ec3 t\u1ea9y xi: xu\u1ea5t hi\u1ec7n r\u1ed7 li ti\/\u1ed1 v\u00e0ng sau v\u00e0i tu\u1ea7n. Li\u00ean h\u1ec7 d\u1ecbch v\u1ee5 chuy\u00ean nghi\u1ec7p \u0111\u1ec3 pickling\/passivation (HF\/HNO3 ch\u1ec9 do \u0111\u01a1n v\u1ecb \u0111\u01b0\u1ee3c c\u1ea5p ph\u00e9p th\u1ef1c hi\u1ec7n).<br \/>\n&#8211; D\u00f9ng pad sai h\u1ea1t l\u00e0m \u201cch\u00e1y v\u00e2n\u201d: ph\u1ea3i re-grain to\u00e0n di\u1ec7n v\u00f9ng \u1ea3nh h\u01b0\u1edfng v\u1edbi d\u1ea3i h\u1ea1t 240\u2192320\u2192400.<\/p>\n<h2 id=\"toc-9-vi-du-thuc-te-nhanh\">V\u00ed d\u1ee5 th\u1ef1c t\u1ebf nhanh<\/h2>\n<p>&#8211; Lan can inox 304 HL d\u00ednh silicone v\u00e0 v\u1eefa:<br \/>\n  &#8211; C\u1ea1y silicone b\u1eb1ng dao nh\u1ef1a, lau d-limonene 2 ph\u00fat \u2192 s\u1ea1ch keo.<br \/>\n  &#8211; Th\u1ea5m n\u01b0\u1edbc 20 ph\u00fat, c\u1ea1y v\u1eefa \u2192 b\u00f4i gel citric 10%, ch\u00e0 nylon 3 ph\u00fat \u2192 r\u1eeda s\u1ea1ch.<br \/>\n  &#8211; Pad 7448 \u0111i theo v\u00e2n \u0111\u1ec3 \u0111\u1ed3ng \u0111\u1ec1u, th\u1ee5 \u0111\u1ed9ng h\u00f3a citric 10% trong 15 ph\u00fat \u2192 r\u1eeda, lau kh\u00f4. B\u1ec1 m\u1eb7t ph\u1ee5c h\u1ed3i \u0111\u1ed9 \u0111\u1ec1u m\u00e0u, kh\u00f4ng x\u01b0\u1edbc.<\/p>\n<h2 id=\"toc-10-tai-lieu-tham-khao\">T\u00e0i li\u1ec7u tham kh\u1ea3o<\/h2>\n<p>&#8211; Nickel Institute \u2013 Cleaning and care of stainless steel: https:\/\/nickelinstitute.org<br \/>\n&#8211; British Stainless Steel Association (BSSA) \u2013 Care and Cleaning: https:\/\/bssa.org.uk<br \/>\n&#8211; ASSDA Technical Bulletin \u2013 Cleaning and maintenance, Tea staining: https:\/\/www.assda.asn.au<br \/>\n&#8211; ASTM A380\/A967 \u2013 Cleaning, descaling and passivation of stainless steel<br \/>\n&#8211; Outokumpu \u2013 Stainless steel maintenance guidelines: https:\/\/www.outokumpu.com<br \/>\n&#8211; 3M Scotch-Brite Surface Conditioning Pads \u2013 Technical Data: https:\/\/www.3m.com<\/p>\n<h2 id=\"toc-11-ket-luan\">K\u1ebft lu\u1eadn<\/h2>\n<p>\u0110\u1ec3 t\u1ea9y keo, s\u01a1n v\u00e0 xi m\u0103ng tr\u00ean inox an to\u00e0n v\u00e0 tri\u1ec7t \u0111\u1ec3, h\u00e3y \u01b0u ti\u00ean lo\u1ea1i b\u1ecf c\u01a1 h\u1ecdc b\u1eb1ng d\u1ee5ng c\u1ee5 nh\u1ef1a, ch\u1ecdn dung m\u00f4i\/h\u00f3a ch\u1ea5t t\u01b0\u01a1ng th\u00edch (IPA\/acetone\/d-limonene cho keo; mineral spirits ho\u1eb7c t\u1ea9y s\u01a1n kh\u00f4ng MC cho s\u01a1n; citric\/sulfamic cho xi m\u0103ng), lu\u00f4n r\u1eeda \u2013 lau kh\u00f4 k\u1ef9 v\u00e0 ph\u1ee5c h\u1ed3i b\u1ec1 m\u1eb7t \u0111\u00fang c\u00e1ch. Tr\u00e1nh tuy\u1ec7t \u0111\u1ed1i HCl, ch\u1ea5t t\u1ea9y ch\u1ee9a clor v\u00e0 c\u00f4ng c\u1ee5 b\u1eb1ng th\u00e9p. Ho\u00e0n t\u1ea5t b\u1eb1ng th\u1ee5 \u0111\u1ed9ng h\u00f3a citric \u0111\u1ec3 k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd v\u00e0 ng\u0103n \u1ed1 v\u00e0ng.<\/p>\n<p>C\u1ea7n t\u01b0 v\u1ea5n quy tr\u00ecnh c\u1ee5 th\u1ec3 cho m\u00e1c inox, ho\u00e0n thi\u1ec7n b\u1ec1 m\u1eb7t v\u00e0 hi\u1ec7n tr\u01b0\u1eddng c\u1ee7a b\u1ea1n? Li\u00ean h\u1ec7 Inox Cuong Thinh \u0111\u1ec3 \u0111\u01b0\u1ee3c kh\u1ea3o s\u00e1t v\u00e0 b\u00e1o gi\u00e1 t\u1ed1t nh\u1ea5t.<br \/>\nHotline: 0343.417.281<br \/>\nEmail: inoxcongnghiep.cuongthinh@gmail.com<\/p>\n","protected":false},"excerpt":{"rendered":"<p>H\u01b0\u1edbng d\u1eabn k\u1ef9 thu\u1eadt t\u1ea9y keo, s\u01a1n, xi m\u0103ng tr\u00ean inox 201\/304\/316 sau thi c\u00f4ng: ch\u1ecdn h\u00f3a ch\u1ea5t an to\u00e0n, quy tr\u00ecnh chu\u1ea9n, tr\u00e1nh x\u01b0\u1edbc v\u00e0 \u0103n m\u00f2n, ph\u1ee5c h\u1ed3i b\u1ec1 m\u1eb7t.<\/p>\n","protected":false},"author":7,"featured_media":1013,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[23],"tags":[],"class_list":["post-1511","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\/1511","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=1511"}],"version-history":[{"count":0,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/posts\/1511\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/media\/1013"}],"wp:attachment":[{"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/media?parent=1511"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/categories?post=1511"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/inoxcuongthinh.com\/inct\/wp\/v2\/tags?post=1511"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}