{"id":73568,"date":"2026-03-13T09:00:19","date_gmt":"2026-03-13T01:00:19","guid":{"rendered":"https:\/\/xtlaser.com\/?p=73568"},"modified":"2026-04-09T10:35:36","modified_gmt":"2026-04-09T02:35:36","slug":"how-to-remove-air-bubbles-in-a-co2-laser-tube-causes-solutions-and-prevention","status":"publish","type":"post","link":"https:\/\/xtlaser.com\/vi\/how-to-remove-air-bubbles-in-a-co2-laser-tube-causes-solutions-and-prevention.html","title":{"rendered":"How to Remove Air Bubbles in a CO2 Laser Tube: Causes, Solutions, and Prevention"},"content":{"rendered":"

H\u01b0\u1edbng d\u1eabn kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1: T\u1ea1i sao \u0111\u1ea7u c\u1eaft laser s\u1ee3i quang c\u1ee7a b\u1ea1n b\u1ecb qu\u00e1 nhi\u1ec7t?<\/span><\/h3>
<\/div><\/div>\u0110\u01b0\u1ee3c vi\u1ebft b\u1edfi Steven, V\u1eadn h\u00e0nh K\u1ef9 thu\u1eadt t\u1ea1i XT LASER<\/span>Xu\u1ea5t b\u1ea3n: Th\u00e1ng 3 n\u0103m 2026 | Th\u1eddi gian \u0111\u1ecdc: 3 ph\u00fat<\/span><\/font><\/div>\n
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T\u00f3m t\u1eaft:<\/strong> C\u00e1c b\u1ecdt kh\u00ed b\u1ecb m\u1eafc k\u1eb9t trong \u00e1o l\u00e0m m\u00e1t c\u1ee7a \u1ed1ng laser CO2 ho\u1ea1t \u0111\u1ed9ng nh\u01b0 ch\u1ea5t c\u00e1ch nhi\u1ec7t, ng\u0103n c\u1ea3n s\u1ef1 truy\u1ec1n nhi\u1ec7t th\u00edch h\u1ee3p. \u0110i\u1ec1u n\u00e0y d\u1eabn \u0111\u1ebfn qu\u00e1 nhi\u1ec7t, l\u1ec7ch tia v\u00e0 kh\u1ea3 n\u0103ng n\u1ee9t \u1ed1ng th\u1ee7y tinh. \u0110\u1ec3 lo\u1ea1i b\u1ecf ch\u00fang nhanh ch\u00f3ng, h\u00e3y b\u00f3p \u1ed1ng n\u01b0\u1edbc silicon \u0111\u1ec3 t\u1ea1o ch\u00eanh l\u1ec7ch \u00e1p su\u1ea5t ho\u1eb7c xoay \u1ed1ng sao cho \u0111\u1ea7u ra n\u01b0\u1edbc h\u01b0\u1edbng th\u1eb3ng l\u00ean tr\u00ean. Lu\u00f4n duy tr\u00ec nhi\u1ec7t \u0111\u1ed9 b\u1ed9 l\u00e0m m\u00e1t d\u01b0\u1edbi 25\u00b0C.<\/p>\n\n\n\n

When performing maintenance on your CO2 laser machine\u2014such as changing the laser tube or replacing the chiller water\u2014you might notice small pockets of air forming inside the tube’s glass water jacket.<\/p>\n\n\n\n

M\u1eb7c d\u00f9 m\u1ed9t v\u00e0i b\u1ecdt kh\u00ed nh\u1ecf c\u00f3 v\u1ebb v\u00f4 h\u1ea1i, nh\u01b0ng ch\u00fang ph\u1ea3i \u0111\u01b0\u1ee3c lo\u1ea1i b\u1ecf ngay l\u1eadp t\u1ee9c. \u0110\u1ec3 l\u1ea1i c\u00e1c t\u00fai kh\u00ed trong h\u1ec7 th\u1ed1ng l\u00e0m m\u00e1t c\u1ee7a b\u1ea1n s\u1ebd l\u00e0m gi\u1ea3m \u0111\u00e1ng k\u1ec3 ch\u1ea5t l\u01b0\u1ee3ng ch\u00f9m tia v\u00e0 k\u1ebft qu\u1ea3 x\u1eed l\u00fd c\u1ee7a b\u1ea1n. \u0110\u00e2y l\u00e0 h\u01b0\u1edbng d\u1eabn k\u1ef9 thu\u1eadt ho\u00e0n ch\u1ec9nh v\u1ec1 l\u00fd do t\u1ea1i sao c\u00e1c b\u1ecdt kh\u00ed n\u00e0y h\u00ecnh th\u00e0nh v\u00e0 ch\u00ednh x\u00e1c c\u00e1ch lo\u1ea1i b\u1ecf ch\u00fang.<\/p>\n\n\n\n

S\u1ef1 nguy hi\u1ec3m c\u1ee7a vi\u1ec7c t\u1eadp trung kh\u00f4ng kh\u00ed trong \u1ed1ng laser<\/h2>\n\n\n\n

\u00c1o l\u00e0m m\u00e1t c\u1ee7a \u1ed1ng laser CO2 d\u1ef1a v\u00e0o d\u00f2ng n\u01b0\u1edbc li\u00ean t\u1ee5c, kh\u00f4ng b\u1ecb gi\u00e1n \u0111o\u1ea1n \u0111\u1ec3 h\u1ea5p th\u1ee5 nhi\u1ec7t.<\/sup> C\u00e1c b\u1ecdt kh\u00ed ph\u00e1 v\u1ee1 qu\u00e1 tr\u00ecnh n\u00e0y theo hai c\u00e1ch quan tr\u1ecdng:<\/p>\n\n\n\n

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  1. Gi\u1ea3m truy\u1ec1n nhi\u1ec7t: Kh\u00f4ng kh\u00ed l\u00e0 ch\u1ea5t d\u1eabn nhi\u1ec7t k\u00e9m. M\u1ed9t b\u1ecdt kh\u00ed n\u1eb1m \u00e1p v\u00e0o th\u00e0nh th\u1ee7y tinh b\u00ean trong t\u1ea1o ra m\u1ed9t \"\u0111i\u1ec3m n\u00f3ng\" v\u00ec n\u01b0\u1edbc kh\u00f4ng th\u1ec3 ch\u1ea1m v\u00e0o v\u00e0 l\u00e0m m\u00e1t khu v\u1ef1c c\u1ee5 th\u1ec3 \u0111\u00f3. B\u1ecdt kh\u00ed c\u00e0ng l\u1edbn, hi\u1ec7u qu\u1ea3 l\u00e0m m\u00e1t c\u00e0ng k\u00e9m. \u0110\u1ec3 c\u00f3 hi\u1ec7u su\u1ea5t v\u00e0 tu\u1ed5i th\u1ecd t\u1ed1i \u01b0u, nhi\u1ec7t \u0111\u1ed9 v\u1eadn h\u00e0nh c\u1ee7a \u1ed1ng CO2 kh\u00f4ng bao gi\u1edd \u0111\u01b0\u1ee3c v\u01b0\u1ee3t qu\u00e1 25\u00b0C.<\/li>\n\n\n\n
  2. L\u1ec7ch quang h\u1ecdc: N\u1ebfu c\u00e1c t\u00fai kh\u00ed t\u00edch t\u1ee5 g\u1ea7n c\u00e1c khoang quang h\u1ecdc (th\u1ea5u k\u00ednh gh\u00e9p \u0111\u1ea7u ra ho\u1eb7c g\u01b0\u01a1ng ph\u1ea3n x\u1ea1 cao \u1edf ph\u00eda sau), c\u00e1c b\u1ed9 ph\u1eadn quan tr\u1ecdng \u0111\u00f3 s\u1ebd qu\u00e1 n\u00f3ng. S\u1ef1 gi\u00e3n n\u1edf nhi\u1ec7t sau \u0111\u00f3 s\u1ebd l\u00e0m cho ch\u00f9m tia laser l\u1ec7ch ho\u00e0n to\u00e0n, ph\u00e1 h\u1ecfng \u0111\u1ed9 ch\u00ednh x\u00e1c c\u1eaft c\u1ee7a b\u1ea1n ho\u1eb7c th\u1eadm ch\u00ed l\u00e0m n\u1ee9t th\u1ea5u k\u00ednh.<\/li>\n<\/ol>\n\n\n\n

    C\u00e1c Nguy\u00ean nh\u00e2n Ph\u1ed5 bi\u1ebfn G\u00e2y ra B\u1ecdt kh\u00ed<\/h2>\n\n\n\n

    Hi\u1ec3u c\u00e1ch kh\u00f4ng kh\u00ed x\u00e2m nh\u1eadp v\u00e0o h\u1ec7 th\u1ed1ng m\u1ea1ch k\u00edn c\u1ee7a b\u1ea1n l\u00e0 b\u01b0\u1edbc \u0111\u1ea7u ti\u00ean \u0111\u1ec3 ph\u00f2ng ng\u1eeba. C\u00e1c nguy\u00ean nh\u00e2n ph\u1ed5 bi\u1ebfn nh\u1ea5t bao g\u1ed3m:<\/p>\n\n\n\n