{"id":9879,"date":"2026-07-28T09:04:11","date_gmt":"2026-07-28T09:04:11","guid":{"rendered":"https:\/\/www.keylinktech.com\/?p=9879"},"modified":"2026-07-29T07:52:50","modified_gmt":"2026-07-29T07:52:50","slug":"atmospheric-plasma-cleaning-copper-alloy","status":"publish","type":"post","link":"https:\/\/www.keylinktech.com\/vi\/case-study\/atmospheric-plasma-cleaning-copper-alloy\/","title":{"rendered":"Nghi\u00ean c\u1ee9u \u0111i\u1ec3n h\u00ecnh: Kh\u00f4i ph\u1ee5c \u0111\u1ed9 s\u1ea1ch v\u00e0 \u0111\u1ed9 s\u00e1ng b\u1ec1 m\u1eb7t c\u1ee7a h\u1ee3p kim \u0111\u1ed3ng b\u1eb1ng h\u1ec7 th\u1ed1ng plasma kh\u00ed quy\u1ec3n Keylink"},"content":{"rendered":"<div class=\"wp-block-image\">\n<figure class=\"alignright size-full is-resized\"><img fetchpriority=\"high\" decoding=\"async\" width=\"396\" height=\"494\" src=\"https:\/\/www.keylinktech.com\/wp-content\/uploads\/2026\/07\/WPS\u56fe\u7247.webp\" alt=\"Kh\u00f4i ph\u1ee5c \u0111\u1ed9 s\u1ea1ch v\u00e0 \u0111\u1ed9 s\u00e1ng b\u00f3ng b\u1ec1 m\u1eb7t c\u1ee7a h\u1ee3p kim \u0111\u1ed3ng. \" class=\"wp-image-9880\" style=\"aspect-ratio:0.801626488527447;width:171px;height:auto\" srcset=\"https:\/\/www.keylinktech.com\/wp-content\/uploads\/2026\/07\/WPS\u56fe\u7247.webp 396w, https:\/\/www.keylinktech.com\/wp-content\/uploads\/2026\/07\/WPS\u56fe\u7247-240x300.webp 240w, https:\/\/www.keylinktech.com\/wp-content\/uploads\/2026\/07\/WPS\u56fe\u7247-10x12.webp 10w\" sizes=\"(max-width: 396px) 100vw, 396px\" \/><\/figure>\n<\/div>\n\n\n<p class=\"wp-block-paragraph\">H\u1ee3p kim \u0111\u1ed3ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i trong c\u00e1c \u1ee9ng d\u1ee5ng \u0111i\u1ec7n, \u0111i\u1ec7n t\u1eed, \u00f4 t\u00f4 v\u00e0 k\u1ef9 thu\u1eadt ch\u00ednh x\u00e1c, n\u01a1i m\u00e0 \u0111\u1ed9 d\u1eabn \u0111i\u1ec7n, v\u1ebb ngo\u00e0i v\u00e0 ch\u1ea5t l\u01b0\u1ee3ng b\u1ec1 m\u1eb7t tuy\u1ec7t v\u1eddi l\u00e0 r\u1ea5t quan tr\u1ecdng. Trong qu\u00e1 tr\u00ecnh c\u00e1n, d\u1eadp, l\u01b0u tr\u1eef v\u00e0 x\u1eed l\u00fd, b\u1ec1 m\u1eb7t v\u1eadt li\u1ec7u th\u01b0\u1eddng b\u1ecb nhi\u1ec5m b\u1ea9n b\u1edfi d\u1ea7u c\u00e1n, c\u1eb7n oxy h\u00f3a, h\u1ee3p ch\u1ea5t h\u1eefu c\u01a1 v\u00e0 c\u00e1c h\u1ea1t trong kh\u00f4ng kh\u00ed. Nh\u1eefng ch\u1ea5t g\u00e2y \u00f4 nhi\u1ec5m n\u00e0y kh\u00f4ng ch\u1ec9 l\u00e0m gi\u1ea3m hi\u1ec7u su\u1ea5t b\u00e1m d\u00ednh m\u00e0 c\u00f2n l\u00e0m gi\u1ea3m \u0111\u1ed9 s\u00e1ng b\u00f3ng t\u1ef1 nhi\u00ean c\u1ee7a kim lo\u1ea1i tr\u00ean b\u1ec1 m\u1eb7t \u0111\u1ed3ng. Trong d\u1ef1 \u00e1n kh\u00e1ch h\u00e0ng n\u00e0y, m\u1ee5c ti\u00eau ch\u00ednh l\u00e0 lo\u1ea1i b\u1ecf hi\u1ec7u qu\u1ea3 c\u00e1c ch\u1ea5t g\u00e2y \u00f4 nhi\u1ec5m tr\u00ean b\u1ec1 m\u1eb7t v\u00e0 t\u1ea1o ra b\u1ec1 m\u1eb7t ho\u00e0n thi\u1ec7n s\u00e1ng b\u00f3ng, s\u1ea1ch s\u1ebd h\u01a1n tr\u01b0\u1edbc khi ti\u1ebfn h\u00e0nh c\u00e1c c\u00f4ng \u0111o\u1ea1n x\u1eed l\u00fd ti\u1ebfp theo.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"alignright size-full is-resized\"><img decoding=\"async\" width=\"559\" height=\"413\" src=\"https:\/\/www.keylinktech.com\/wp-content\/uploads\/2026\/07\/2-1.webp\" alt=\"So s\u00e1nh hi\u1ec7u qu\u1ea3 tr\u01b0\u1edbc v\u00e0 sau\" class=\"wp-image-9881\" style=\"aspect-ratio:1.353561019355803;width:261px;height:auto\" srcset=\"https:\/\/www.keylinktech.com\/wp-content\/uploads\/2026\/07\/2-1.webp 559w, https:\/\/www.keylinktech.com\/wp-content\/uploads\/2026\/07\/2-1-300x222.webp 300w, https:\/\/www.keylinktech.com\/wp-content\/uploads\/2026\/07\/2-1-16x12.webp 16w\" sizes=\"(max-width: 559px) 100vw, 559px\" \/><\/figure>\n<\/div>\n\n\n<p class=\"wp-block-paragraph\">Gi\u1ea3i ph\u00e1p \u0111\u01b0\u1ee3c cung c\u1ea5p b\u1edfi H\u1ec7 th\u1ed1ng Plasma Kh\u00ed quy\u1ec3n Keylink \u0111\u01b0\u1ee3c trang b\u1ecb m\u1ed9t ng\u1ecdn \u0111u\u1ed1c plasma quay \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1eb7c bi\u1ec7t (H).<strong>2<\/strong> (\u0110u\u00f4i \u0111\u1ed1t plasma kh\u1eed oxy). \u0110\u1ea7u \u0111\u1ed1t plasma xoay ti\u00eau chu\u1ea9n c\u00f3 \u0111\u01b0\u1eddng k\u00ednh ng\u1ecdn l\u1eeda 40 mm, trong khi c\u00e1c c\u1ea5u h\u00ecnh \u0111\u1ea7u \u0111\u1ed1t l\u1edbn h\u01a1n v\u1edbi \u0111\u01b0\u1eddng k\u00ednh ng\u1ecdn l\u1eeda l\u00ean \u0111\u1ebfn 100 mm c\u0169ng c\u00f3 s\u1eb5n \u0111\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng t\u1ea5m v\u00e0 cu\u1ed9n r\u1ed9ng h\u01a1n. Thi\u1ebft k\u1ebf plasma xoay \u0111\u1ea3m b\u1ea3o ph\u00e2n b\u1ed1 n\u0103ng l\u01b0\u1ee3ng \u0111\u1ed3ng \u0111\u1ec1u cao tr\u00ean to\u00e0n b\u1ed9 khu v\u1ef1c x\u1eed l\u00fd, mang l\u1ea1i hi\u1ec7u su\u1ea5t l\u00e0m s\u1ea1ch nh\u1ea5t qu\u00e1n v\u00e0 \u0111\u1ed9 \u1ed5n \u0111\u1ecbnh quy tr\u00ecnh tuy\u1ec7t v\u1eddi.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C\u00e1c t\u1ea5m v\u00e0 cu\u1ed9n h\u1ee3p kim \u0111\u1ed3ng c\u00f3 \u0111\u1ed9 d\u00e0y 0,125 mm \u0111\u01b0\u1ee3c x\u1eed l\u00fd b\u1eb1ng h\u1ed7n h\u1ee3p kh\u00ed g\u1ed3m 5% Hydro (H\u2082) v\u00e0 95% Nit\u01a1 (N\u2082). Hydro c\u00f3 t\u00e1c d\u1ee5ng l\u00e0m gi\u1ea3m hi\u1ec7u qu\u1ea3 c\u00e1c l\u1edbp oxit m\u1ecfng v\u00e0 h\u1ed7 tr\u1ee3 lo\u1ea1i b\u1ecf t\u1ea1p ch\u1ea5t hydrocarbon, trong khi Nit\u01a1 \u1ed5n \u0111\u1ecbnh s\u1ef1 ph\u00f3ng \u0111i\u1ec7n plasma \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o ho\u1ea1t \u0111\u1ed9ng \u0111\u00e1ng tin c\u1eady v\u00e0 l\u1eb7p l\u1ea1i. Qu\u00e1 tr\u00ecnh plasma trong kh\u00ed quy\u1ec3n lo\u1ea1i b\u1ecf c\u00e1c ch\u1ea5t g\u00e2y \u00f4 nhi\u1ec5m \u1edf c\u1ea5p \u0111\u1ed9 ph\u00e2n t\u1eed m\u00e0 kh\u00f4ng c\u1ea7n ti\u1ebfp x\u00fac c\u01a1 h\u1ecdc, b\u1ea3o to\u00e0n t\u00ednh to\u00e0n v\u1eb9n c\u1ee7a v\u1eadt li\u1ec7u \u0111\u1ed3ng m\u1ecfng.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">T\u1ed1c \u0111\u1ed9 x\u1eed l\u00fd ban \u0111\u1ea7u l\u00e0 10 mm\/gi\u00e2y khi s\u1eed d\u1ee5ng m\u1ed9t m\u1ecf h\u00e0n plasma quay duy nh\u1ea5t. T\u00f9y thu\u1ed9c v\u00e0o h\u1ed7n h\u1ee3p kh\u00ed \u0111\u01b0\u1ee3c ch\u1ecdn, c\u00e1c th\u00f4ng s\u1ed1 quy tr\u00ecnh v\u00e0 y\u00eau c\u1ea7u l\u00e0m s\u1ea1ch, t\u1ed1c \u0111\u1ed9 s\u1ea3n xu\u1ea5t cao h\u01a1n c\u00f3 th\u1ec3 \u0111\u1ea1t \u0111\u01b0\u1ee3c. \u0110\u1ed1i v\u1edbi s\u1ea3n xu\u1ea5t s\u1ed1 l\u01b0\u1ee3ng l\u1edbn, c\u00f3 th\u1ec3 l\u1eafp \u0111\u1eb7t th\u00eam m\u1ecf h\u00e0n plasma quay th\u1ee9 hai ho\u1eb7c th\u1ee9 ba theo chi\u1ec1u d\u1ecdc, gi\u00fap t\u0103ng \u0111\u00e1ng k\u1ec3 n\u0103ng su\u1ea5t trong khi v\u1eabn duy tr\u00ec \u0111\u1ed9 \u0111\u1ed3ng \u0111\u1ec1u l\u00e0m s\u1ea1ch tuy\u1ec7t v\u1eddi. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Hi\u1ec7u qu\u1ea3 l\u00e0m s\u1ea1ch \u0111\u01b0\u1ee3c ki\u1ec3m ch\u1ee9ng b\u1eb1ng ph\u00e9p \u0111o g\u00f3c ti\u1ebfp x\u00fac tr\u01b0\u1edbc v\u00e0 sau khi x\u1eed l\u00fd b\u1eb1ng plasma. C\u00e1c m\u1eabu b\u1ecb \u00f4 nhi\u1ec5m n\u1eb7ng h\u01a1n cho th\u1ea5y g\u00f3c ti\u1ebfp x\u00fac trung b\u00ecnh l\u00e0 104,74\u00b0, trong khi c\u00e1c m\u1eabu b\u1ecb \u00f4 nhi\u1ec5m nh\u1eb9 h\u01a1n cho th\u1ea5y g\u00f3c ti\u1ebfp x\u00fac trung b\u00ecnh l\u00e0 95,5\u00b0 tr\u01b0\u1edbc khi x\u1eed l\u00fd. Sau khi x\u1eed l\u00fd b\u1eb1ng plasma, g\u00f3c ti\u1ebfp x\u00fac trung b\u00ecnh gi\u1ea3m xu\u1ed1ng c\u00f2n 28,5\u00b0, nh\u01b0 minh h\u1ecda trong bi\u1ec3u \u0111\u1ed3 \u0111\u00ednh k\u00e8m. S\u1ef1 gi\u1ea3m \u0111\u00e1ng k\u1ec3 n\u00e0y x\u00e1c nh\u1eadn vi\u1ec7c lo\u1ea1i b\u1ecf hi\u1ec7u qu\u1ea3 c\u00e1c ch\u1ea5t g\u00e2y \u00f4 nhi\u1ec5m tr\u00ean b\u1ec1 m\u1eb7t v\u00e0 s\u1ef1 gia t\u0103ng \u0111\u00e1ng k\u1ec3 n\u0103ng l\u01b0\u1ee3ng b\u1ec1 m\u1eb7t.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ngo\u00e0i s\u1ef1 c\u1ea3i thi\u1ec7n r\u00f5 r\u1ec7t v\u1ec1 kh\u1ea3 n\u0103ng th\u1ea5m \u01b0\u1edbt, kh\u00e1ch h\u00e0ng c\u00f2n nh\u1eadn th\u1ea5y b\u1ec1 m\u1eb7t kim lo\u1ea1i s\u00e1ng h\u01a1n v\u00e0 \u0111\u1ed3ng \u0111\u1ec1u h\u01a1n \u0111\u00e1ng k\u1ec3 sau khi x\u1eed l\u00fd. Vi\u1ec7c lo\u1ea1i b\u1ecf c\u00e1c l\u1edbp m\u00e0ng b\u1ec1 m\u1eb7t v\u00e0 t\u1ea1p ch\u1ea5t oxit nh\u1eb9 \u0111\u00e3 kh\u00f4i ph\u1ee5c l\u1ea1i \u0111\u1ed9 b\u00f3ng t\u1ef1 nhi\u00ean c\u1ee7a h\u1ee3p kim \u0111\u1ed3ng, gi\u00fap v\u1eadt li\u1ec7u \u0111\u00e1p \u1ee9ng c\u1ea3 y\u00eau c\u1ea7u v\u1ec1 ch\u1ea5t l\u01b0\u1ee3ng k\u1ef9 thu\u1eadt v\u00e0 th\u1ea9m m\u1ef9. B\u1ec1 m\u1eb7t s\u1ea1ch h\u01a1n, s\u00e1ng h\u01a1n c\u0169ng t\u1ea1o \u0111i\u1ec1u ki\u1ec7n t\u1ed1t h\u01a1n cho vi\u1ec7c ph\u1ee7 l\u1edbp, in \u1ea5n, h\u00e0n, gh\u00e9p n\u1ed1i v\u00e0 d\u00e1n keo.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>T\u00f3m l\u1ea1i<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Nghi\u00ean c\u1ee9u tr\u01b0\u1eddng h\u1ee3p n\u00e0y ch\u1ee9ng minh c\u00e1ch H\u1ec7 th\u1ed1ng Plasma Kh\u00ed quy\u1ec3n Keylink k\u1ebft h\u1ee3p c\u00f4ng ngh\u1ec7 plasma quay ti\u00ean ti\u1ebfn, h\u00f3a h\u1ecdc kh\u00ed H\u2082\/N\u2082 \u0111\u01b0\u1ee3c t\u1ed1i \u01b0u h\u00f3a v\u00e0 kh\u1ea3 n\u0103ng s\u1ea3n xu\u1ea5t quy m\u00f4 l\u1edbn \u0111\u1ec3 mang l\u1ea1i hi\u1ec7u su\u1ea5t l\u00e0m s\u1ea1ch v\u01b0\u1ee3t tr\u1ed9i cho c\u00e1c t\u1ea5m v\u00e0 cu\u1ed9n h\u1ee3p kim \u0111\u1ed3ng. H\u1ec7 th\u1ed1ng n\u00e0y kh\u00f4ng ch\u1ec9 c\u1ea3i thi\u1ec7n n\u0103ng l\u01b0\u1ee3ng b\u1ec1 m\u1eb7t v\u00e0 \u0111\u1eb7c t\u00ednh b\u00e1m d\u00ednh m\u00e0 c\u00f2n n\u00e2ng cao v\u1ebb ngo\u00e0i c\u1ee7a v\u1eadt li\u1ec7u, cho ph\u00e9p c\u00e1c nh\u00e0 s\u1ea3n xu\u1ea5t \u0111\u00e1p \u1ee9ng c\u00e1c y\u00eau c\u1ea7u kh\u1eaft khe c\u1ee7a kh\u00e1ch h\u00e0ng \u0111\u1ed3ng th\u1eddi t\u0103ng hi\u1ec7u qu\u1ea3 s\u1ea3n xu\u1ea5t th\u00f4ng qua c\u1ea5u h\u00ecnh nhi\u1ec1u \u0111\u1ea7u \u0111\u1ed1t linh ho\u1ea1t.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>C\u1ea3i thi\u1ec7n g\u00f3c ti\u1ebfp x\u00fac sau khi x\u1eed l\u00fd b\u1ec1 m\u1eb7t b\u1eb1ng plasma.<\/strong><\/h2>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"778\" height=\"390\" src=\"https:\/\/www.keylinktech.com\/wp-content\/uploads\/2026\/07\/3-1.webp\" alt=\"So s\u00e1nh c\u00e1c th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt kh\u00e1c nhau\" class=\"wp-image-9882\" srcset=\"https:\/\/www.keylinktech.com\/wp-content\/uploads\/2026\/07\/3-1.webp 778w, https:\/\/www.keylinktech.com\/wp-content\/uploads\/2026\/07\/3-1-300x150.webp 300w, https:\/\/www.keylinktech.com\/wp-content\/uploads\/2026\/07\/3-1-768x385.webp 768w, https:\/\/www.keylinktech.com\/wp-content\/uploads\/2026\/07\/3-1-18x9.webp 18w, https:\/\/www.keylinktech.com\/wp-content\/uploads\/2026\/07\/3-1-600x301.webp 600w\" sizes=\"(max-width: 778px) 100vw, 778px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-9-16 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe title=\"X\u1eed l\u00fd plasma kh\u00ed quy\u1ec3n \u2013 \u0110\u1ed3ng v\u1edbi H2\/N2\" width=\"563\" height=\"1000\" src=\"https:\/\/www.youtube.com\/embed\/lL0MsJMJpng?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>","protected":false},"excerpt":{"rendered":"<p>Copper alloys are widely used in electrical, electronic, automotive, and precision engineering applications where excellent conductivity, appearance, and surface quality are essential. During rolling, stamping, storage, and handling, the material surface often becomes contaminated with rolling oils, oxidation residues, organic compounds, and airborne particles. These contaminants not only reduce adhesion performance but also diminish the [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":9985,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[114,134],"tags":[],"class_list":["post-9879","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-case-study","category-expert-insight"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Copper Alloy Surface Cleaning with Atmospheric Plasma | Keylink<\/title>\n<meta name=\"description\" content=\"Keylink&#039;s H2\/N2 rotating plasma torch reduces copper alloy contact angle from 104.74\u00b0 to 28.5\u00b0, removing oxides and oils to improve coating, welding, and bonding performance.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.keylinktech.com\/vi\/case-study\/atmospheric-plasma-cleaning-copper-alloy\/\" \/>\n<meta property=\"og:locale\" content=\"vi_VN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Copper Alloy Surface Cleaning with Atmospheric Plasma | Keylink\" \/>\n<meta property=\"og:description\" content=\"Keylink&#039;s H2\/N2 rotating plasma torch reduces copper alloy contact angle from 104.74\u00b0 to 28.5\u00b0, removing oxides and oils to improve coating, welding, and bonding performance.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.keylinktech.com\/vi\/case-study\/atmospheric-plasma-cleaning-copper-alloy\/\" \/>\n<meta property=\"og:site_name\" content=\"KeyLink\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/keylinktech\/\" \/>\n<meta property=\"article:published_time\" content=\"2026-07-28T09:04:11+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-07-29T07:52:50+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.keylinktech.com\/wp-content\/uploads\/2026\/07\/2-3.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"902\" \/>\n\t<meta property=\"og:image:height\" content=\"478\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"keylink\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u0110\u01b0\u1ee3c vi\u1ebft b\u1edfi\" \/>\n\t<meta name=\"twitter:data1\" content=\"keylink\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u01af\u1edbc t\u00ednh th\u1eddi gian \u0111\u1ecdc\" \/>\n\t<meta name=\"twitter:data2\" content=\"3 ph\u00fat\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/www.keylinktech.com\\\/case-study\\\/atmospheric-plasma-cleaning-copper-alloy\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.keylinktech.com\\\/case-study\\\/atmospheric-plasma-cleaning-copper-alloy\\\/\"},\"author\":{\"name\":\"keylink\",\"@id\":\"https:\\\/\\\/www.keylinktech.com\\\/es\\\/#\\\/schema\\\/person\\\/49a9d14effdf9a61c82c1dd0bbc61745\"},\"headline\":\"Case Study: Restoring Surface Cleanliness and Brightness of Copper Alloy with Keylink Atmospheric Plasma Systems\",\"datePublished\":\"2026-07-28T09:04:11+00:00\",\"dateModified\":\"2026-07-29T07:52:50+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/www.keylinktech.com\\\/case-study\\\/atmospheric-plasma-cleaning-copper-alloy\\\/\"},\"wordCount\":514,\"publisher\":{\"@id\":\"https:\\\/\\\/www.keylinktech.com\\\/es\\\/#organization\"},\"image\":{\"@id\":\"https:\\\/\\\/www.keylinktech.com\\\/case-study\\\/atmospheric-plasma-cleaning-copper-alloy\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.keylinktech.com\\\/wp-content\\\/uploads\\\/2026\\\/07\\\/2-3.jpg\",\"articleSection\":[\"Case Study\",\"Expert Insight\"],\"inLanguage\":\"vi\"},{\"@type\":\"WebPage\",\"@id\":\"https:\\\/\\\/www.keylinktech.com\\\/case-study\\\/atmospheric-plasma-cleaning-copper-alloy\\\/\",\"url\":\"https:\\\/\\\/www.keylinktech.com\\\/case-study\\\/atmospheric-plasma-cleaning-copper-alloy\\\/\",\"name\":\"Copper Alloy Surface Cleaning with Atmospheric Plasma | Keylink\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/www.keylinktech.com\\\/es\\\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\\\/\\\/www.keylinktech.com\\\/case-study\\\/atmospheric-plasma-cleaning-copper-alloy\\\/#primaryimage\"},\"image\":{\"@id\":\"https:\\\/\\\/www.keylinktech.com\\\/case-study\\\/atmospheric-plasma-cleaning-copper-alloy\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/www.keylinktech.com\\\/wp-content\\\/uploads\\\/2026\\\/07\\\/2-3.jpg\",\"datePublished\":\"2026-07-28T09:04:11+00:00\",\"dateModified\":\"2026-07-29T07:52:50+00:00\",\"description\":\"Keylink's H2\\\/N2 rotating plasma torch reduces copper alloy contact angle from 104.74\u00b0 to 28.5\u00b0, removing oxides and oils to improve coating, welding, and bonding performance.\",\"breadcrumb\":{\"@id\":\"https:\\\/\\\/www.keylinktech.com\\\/case-study\\\/atmospheric-plasma-cleaning-copper-alloy\\\/#breadcrumb\"},\"inLanguage\":\"vi\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\\\/\\\/www.keylinktech.com\\\/case-study\\\/atmospheric-plasma-cleaning-copper-alloy\\\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"vi\",\"@id\":\"https:\\\/\\\/www.keylinktech.com\\\/case-study\\\/atmospheric-plasma-cleaning-copper-alloy\\\/#primaryimage\",\"url\":\"https:\\\/\\\/www.keylinktech.com\\\/wp-content\\\/uploads\\\/2026\\\/07\\\/2-3.jpg\",\"contentUrl\":\"https:\\\/\\\/www.keylinktech.com\\\/wp-content\\\/uploads\\\/2026\\\/07\\\/2-3.jpg\",\"width\":902,\"height\":478,\"caption\":\"Copper alloy \\\/ atmospheric plasma cleaning\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\\\/\\\/www.keylinktech.com\\\/case-study\\\/atmospheric-plasma-cleaning-copper-alloy\\\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\\\/\\\/www.keylinktech.com\\\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Case Study: Restoring Surface Cleanliness and Brightness of Copper Alloy with Keylink Atmospheric Plasma Systems\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\\\/\\\/www.keylinktech.com\\\/es\\\/#website\",\"url\":\"https:\\\/\\\/www.keylinktech.com\\\/es\\\/\",\"name\":\"Plasma Surface Treatment Machine Manufacturer - KeyLink\",\"description\":\"my wordpress blog\",\"publisher\":{\"@id\":\"https:\\\/\\\/www.keylinktech.com\\\/es\\\/#organization\"},\"alternateName\":\"KeyLink\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\\\/\\\/www.keylinktech.com\\\/es\\\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"vi\"},{\"@type\":\"Organization\",\"@id\":\"https:\\\/\\\/www.keylinktech.com\\\/es\\\/#organization\",\"name\":\"KeyLink\",\"alternateName\":\"KeyLink\",\"url\":\"https:\\\/\\\/www.keylinktech.com\\\/es\\\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"vi\",\"@id\":\"https:\\\/\\\/www.keylinktech.com\\\/es\\\/#\\\/schema\\\/logo\\\/image\\\/\",\"url\":\"https:\\\/\\\/www.keylinktech.com\\\/wp-content\\\/uploads\\\/2024\\\/09\\\/keylink-logo.jpg\",\"contentUrl\":\"https:\\\/\\\/www.keylinktech.com\\\/wp-content\\\/uploads\\\/2024\\\/09\\\/keylink-logo.jpg\",\"width\":125,\"height\":52,\"caption\":\"KeyLink\"},\"image\":{\"@id\":\"https:\\\/\\\/www.keylinktech.com\\\/es\\\/#\\\/schema\\\/logo\\\/image\\\/\"},\"sameAs\":[\"https:\\\/\\\/www.facebook.com\\\/keylinktech\\\/\"]},{\"@type\":\"Person\",\"@id\":\"https:\\\/\\\/www.keylinktech.com\\\/es\\\/#\\\/schema\\\/person\\\/49a9d14effdf9a61c82c1dd0bbc61745\",\"name\":\"keylink\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"vi\",\"@id\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/8c2363f567f33045a49c8fde3ff3cb991b6cd896bec00faccb98b4cc63fb6185?s=96&d=mm&r=g\",\"url\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/8c2363f567f33045a49c8fde3ff3cb991b6cd896bec00faccb98b4cc63fb6185?s=96&d=mm&r=g\",\"contentUrl\":\"https:\\\/\\\/secure.gravatar.com\\\/avatar\\\/8c2363f567f33045a49c8fde3ff3cb991b6cd896bec00faccb98b4cc63fb6185?s=96&d=mm&r=g\",\"caption\":\"keylink\"}}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"L\u00e0m s\u1ea1ch b\u1ec1 m\u1eb7t h\u1ee3p kim \u0111\u1ed3ng b\u1eb1ng plasma kh\u00ed quy\u1ec3n | Keylink","description":"M\u1ecf h\u00e0n plasma xoay H2\/N2 c\u1ee7a Keylink gi\u00fap gi\u1ea3m g\u00f3c ti\u1ebfp x\u00fac c\u1ee7a h\u1ee3p kim \u0111\u1ed3ng t\u1eeb 104,74\u00b0 xu\u1ed1ng 28,5\u00b0, lo\u1ea1i b\u1ecf oxit v\u00e0 d\u1ea7u \u0111\u1ec3 c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t ph\u1ee7, h\u00e0n v\u00e0 li\u00ean k\u1ebft.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.keylinktech.com\/vi\/case-study\/atmospheric-plasma-cleaning-copper-alloy\/","og_locale":"vi_VN","og_type":"article","og_title":"Copper Alloy Surface Cleaning with Atmospheric Plasma | Keylink","og_description":"Keylink's H2\/N2 rotating plasma torch reduces copper alloy contact angle from 104.74\u00b0 to 28.5\u00b0, removing oxides and oils to improve coating, welding, and bonding performance.","og_url":"https:\/\/www.keylinktech.com\/vi\/case-study\/atmospheric-plasma-cleaning-copper-alloy\/","og_site_name":"KeyLink","article_publisher":"https:\/\/www.facebook.com\/keylinktech\/","article_published_time":"2026-07-28T09:04:11+00:00","article_modified_time":"2026-07-29T07:52:50+00:00","og_image":[{"width":902,"height":478,"url":"https:\/\/www.keylinktech.com\/wp-content\/uploads\/2026\/07\/2-3.jpg","type":"image\/jpeg"}],"author":"keylink","twitter_card":"summary_large_image","twitter_misc":{"\u0110\u01b0\u1ee3c vi\u1ebft b\u1edfi":"keylink","\u01af\u1edbc t\u00ednh th\u1eddi gian \u0111\u1ecdc":"3 ph\u00fat"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.keylinktech.com\/case-study\/atmospheric-plasma-cleaning-copper-alloy\/#article","isPartOf":{"@id":"https:\/\/www.keylinktech.com\/case-study\/atmospheric-plasma-cleaning-copper-alloy\/"},"author":{"name":"keylink","@id":"https:\/\/www.keylinktech.com\/es\/#\/schema\/person\/49a9d14effdf9a61c82c1dd0bbc61745"},"headline":"Case Study: Restoring Surface Cleanliness and Brightness of Copper Alloy with Keylink Atmospheric Plasma Systems","datePublished":"2026-07-28T09:04:11+00:00","dateModified":"2026-07-29T07:52:50+00:00","mainEntityOfPage":{"@id":"https:\/\/www.keylinktech.com\/case-study\/atmospheric-plasma-cleaning-copper-alloy\/"},"wordCount":514,"publisher":{"@id":"https:\/\/www.keylinktech.com\/es\/#organization"},"image":{"@id":"https:\/\/www.keylinktech.com\/case-study\/atmospheric-plasma-cleaning-copper-alloy\/#primaryimage"},"thumbnailUrl":"https:\/\/www.keylinktech.com\/wp-content\/uploads\/2026\/07\/2-3.jpg","articleSection":["Case Study","Expert Insight"],"inLanguage":"vi"},{"@type":"WebPage","@id":"https:\/\/www.keylinktech.com\/case-study\/atmospheric-plasma-cleaning-copper-alloy\/","url":"https:\/\/www.keylinktech.com\/case-study\/atmospheric-plasma-cleaning-copper-alloy\/","name":"L\u00e0m s\u1ea1ch b\u1ec1 m\u1eb7t h\u1ee3p kim \u0111\u1ed3ng b\u1eb1ng plasma kh\u00ed quy\u1ec3n | Keylink","isPartOf":{"@id":"https:\/\/www.keylinktech.com\/es\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.keylinktech.com\/case-study\/atmospheric-plasma-cleaning-copper-alloy\/#primaryimage"},"image":{"@id":"https:\/\/www.keylinktech.com\/case-study\/atmospheric-plasma-cleaning-copper-alloy\/#primaryimage"},"thumbnailUrl":"https:\/\/www.keylinktech.com\/wp-content\/uploads\/2026\/07\/2-3.jpg","datePublished":"2026-07-28T09:04:11+00:00","dateModified":"2026-07-29T07:52:50+00:00","description":"M\u1ecf h\u00e0n plasma xoay H2\/N2 c\u1ee7a Keylink gi\u00fap gi\u1ea3m g\u00f3c ti\u1ebfp x\u00fac c\u1ee7a h\u1ee3p kim \u0111\u1ed3ng t\u1eeb 104,74\u00b0 xu\u1ed1ng 28,5\u00b0, lo\u1ea1i b\u1ecf oxit v\u00e0 d\u1ea7u \u0111\u1ec3 c\u1ea3i thi\u1ec7n hi\u1ec7u su\u1ea5t ph\u1ee7, h\u00e0n v\u00e0 li\u00ean k\u1ebft.","breadcrumb":{"@id":"https:\/\/www.keylinktech.com\/case-study\/atmospheric-plasma-cleaning-copper-alloy\/#breadcrumb"},"inLanguage":"vi","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.keylinktech.com\/case-study\/atmospheric-plasma-cleaning-copper-alloy\/"]}]},{"@type":"ImageObject","inLanguage":"vi","@id":"https:\/\/www.keylinktech.com\/case-study\/atmospheric-plasma-cleaning-copper-alloy\/#primaryimage","url":"https:\/\/www.keylinktech.com\/wp-content\/uploads\/2026\/07\/2-3.jpg","contentUrl":"https:\/\/www.keylinktech.com\/wp-content\/uploads\/2026\/07\/2-3.jpg","width":902,"height":478,"caption":"Copper alloy \/ atmospheric plasma cleaning"},{"@type":"BreadcrumbList","@id":"https:\/\/www.keylinktech.com\/case-study\/atmospheric-plasma-cleaning-copper-alloy\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.keylinktech.com\/"},{"@type":"ListItem","position":2,"name":"Case Study: Restoring Surface Cleanliness and Brightness of Copper Alloy with Keylink Atmospheric Plasma Systems"}]},{"@type":"WebSite","@id":"https:\/\/www.keylinktech.com\/es\/#website","url":"https:\/\/www.keylinktech.com\/es\/","name":"Nh\u00e0 s\u1ea3n xu\u1ea5t m\u00e1y x\u1eed l\u00fd b\u1ec1 m\u1eb7t Plasma - KeyLink","description":"blog wordpress c\u1ee7a t\u00f4i","publisher":{"@id":"https:\/\/www.keylinktech.com\/es\/#organization"},"alternateName":"KeyLink","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.keylinktech.com\/es\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"vi"},{"@type":"Organization","@id":"https:\/\/www.keylinktech.com\/es\/#organization","name":"Li\u00ean k\u1ebft kh\u00f3a","alternateName":"KeyLink","url":"https:\/\/www.keylinktech.com\/es\/","logo":{"@type":"ImageObject","inLanguage":"vi","@id":"https:\/\/www.keylinktech.com\/es\/#\/schema\/logo\/image\/","url":"https:\/\/www.keylinktech.com\/wp-content\/uploads\/2024\/09\/keylink-logo.jpg","contentUrl":"https:\/\/www.keylinktech.com\/wp-content\/uploads\/2024\/09\/keylink-logo.jpg","width":125,"height":52,"caption":"KeyLink"},"image":{"@id":"https:\/\/www.keylinktech.com\/es\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/keylinktech\/"]},{"@type":"Person","@id":"https:\/\/www.keylinktech.com\/es\/#\/schema\/person\/49a9d14effdf9a61c82c1dd0bbc61745","name":"keylink","image":{"@type":"ImageObject","inLanguage":"vi","@id":"https:\/\/secure.gravatar.com\/avatar\/8c2363f567f33045a49c8fde3ff3cb991b6cd896bec00faccb98b4cc63fb6185?s=96&d=mm&r=g","url":"https:\/\/secure.gravatar.com\/avatar\/8c2363f567f33045a49c8fde3ff3cb991b6cd896bec00faccb98b4cc63fb6185?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/8c2363f567f33045a49c8fde3ff3cb991b6cd896bec00faccb98b4cc63fb6185?s=96&d=mm&r=g","caption":"keylink"}}]}},"_links":{"self":[{"href":"https:\/\/www.keylinktech.com\/vi\/wp-json\/wp\/v2\/posts\/9879","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.keylinktech.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.keylinktech.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.keylinktech.com\/vi\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.keylinktech.com\/vi\/wp-json\/wp\/v2\/comments?post=9879"}],"version-history":[{"count":4,"href":"https:\/\/www.keylinktech.com\/vi\/wp-json\/wp\/v2\/posts\/9879\/revisions"}],"predecessor-version":[{"id":9935,"href":"https:\/\/www.keylinktech.com\/vi\/wp-json\/wp\/v2\/posts\/9879\/revisions\/9935"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.keylinktech.com\/vi\/wp-json\/wp\/v2\/media\/9985"}],"wp:attachment":[{"href":"https:\/\/www.keylinktech.com\/vi\/wp-json\/wp\/v2\/media?parent=9879"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.keylinktech.com\/vi\/wp-json\/wp\/v2\/categories?post=9879"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.keylinktech.com\/vi\/wp-json\/wp\/v2\/tags?post=9879"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}