{"id":276,"date":"2024-12-23T15:52:43","date_gmt":"2024-12-23T07:52:43","guid":{"rendered":"https:\/\/www.bihec.com\/vac-techniche\/?p=276"},"modified":"2024-12-23T15:52:43","modified_gmt":"2024-12-23T07:52:43","slug":"vactechniche%e7%86%94%e8%9e%8d%e7%9f%b3%e8%8b%b1%e8%a7%86%e7%aa%97%e3%80%81%e8%b6%85%e9%ab%98%e7%9c%9f%e7%a9%bauhv%e8%a7%86%e7%aa%97%e3%80%81var%e6%b6%82%e5%b1%82%e6%bf%80%e5%85%89%e8%a7%86%e7%aa%97","status":"publish","type":"post","link":"https:\/\/www.bihec.com\/vac-techniche\/vactechniche%e7%86%94%e8%9e%8d%e7%9f%b3%e8%8b%b1%e8%a7%86%e7%aa%97%e3%80%81%e8%b6%85%e9%ab%98%e7%9c%9f%e7%a9%bauhv%e8%a7%86%e7%aa%97%e3%80%81var%e6%b6%82%e5%b1%82%e6%bf%80%e5%85%89%e8%a7%86%e7%aa%97\/","title":{"rendered":"VacTechniche\u7194\u878d\u77f3\u82f1\u89c6\u7a97\u3001\u8d85\u9ad8\u771f\u7a7aUHV\u89c6\u7a97\u3001VAR\u6d82\u5c42\u6fc0\u5149\u89c6\u7a97"},"content":{"rendered":"<p><strong><a href=\"https:\/\/www.bihec.com\/vac-techniche\/tag\/vactechniche%e7%86%94%e8%9e%8d%e7%9f%b3%e8%8b%b1%e8%a7%86%e7%aa%97\/\" title=\"View all posts in VacTechniche\u7194\u878d\u77f3\u82f1\u89c6\u7a97\" target=\"_blank\">VacTechniche\u7194\u878d\u77f3\u82f1\u89c6\u7a97<\/a>\u3001<a href=\"https:\/\/www.bihec.com\/vac-techniche\/tag\/%e8%b6%85%e9%ab%98%e7%9c%9f%e7%a9%bauhv%e8%a7%86%e7%aa%97\/\" title=\"View all posts in \u8d85\u9ad8\u771f\u7a7aUHV\u89c6\u7a97\" target=\"_blank\">\u8d85\u9ad8\u771f\u7a7aUHV\u89c6\u7a97<\/a>\u3001<a href=\"https:\/\/www.bihec.com\/vac-techniche\/tag\/var%e6%b6%82%e5%b1%82%e6%bf%80%e5%85%89%e8%a7%86%e7%aa%97\/\" title=\"View all posts in VAR\u6d82\u5c42\u6fc0\u5149\u89c6\u7a97\" target=\"_blank\">VAR\u6d82\u5c42\u6fc0\u5149\u89c6\u7a97<\/a><\/strong><\/p>\n<p>VacTechniche\u7194\u878d\u77f3\u82f1\u89c6\u7a97\u63d0\u4f9bCF\u3001ISO\u548cKF\u6cd5\u5170\u7c7b\u578b\u3002\u89c6\u7a97\u7531\u9ad8\u7eaf\u5ea6\u6fc0\u5149\u8d28\u91cf\u7684\u7194\u878d\u77f3\u82f1\u5149\u5b66\u5143\u4ef6\u7ec4\u6210\uff0c\u5177\u6709\u7cbe\u786e\u7684\u5e73\u9762\u5ea6\u3001\u5e73\u884c\u5ea6\u3001\u5212\u75d5\u548c\u6316\u6398\u89c4\u683c\u3002<\/p>\n<p>\u8d85\u9ad8\u771f\u7a7a(UHV) CF\u7248\u672c\u91c7\u7528\u9ad8\u7ea7304L\u6216316LN\u4e0d\u9508\u94a2\u6cd5\u5170\u3002\u975e\u78c1\u6027\u89c6\u7a97\u9002\u7528\u4e8e\u4f4e\u80fd\u91cf\u5e94\u7528\u6216\u9700\u8981\u4f4e\u78c1\u6027\u710a\u63a5\u7684\u8868\u9762\u79d1\u5b66\u5e94\u7528\u3002\u975e\u78c1\u6027\u89c6\u53e3\u4f7f\u7528\u975e\u78c1\u6027\u710a\u63a5\u73af\uff0c\u800c\u4e0d\u662f\u5e38\u89c4\u7684kovar\u710a\u63a5\u73af\u3002316L\u4e0d\u9508\u94a2\u6cd5\u5170\u7528\u4e8e\u9ad8\u771f\u7a7aKF\u548cISO\u89c6\u7a97\u3002<\/p>\n<p><strong>\u63cf\u8ff0<\/strong><\/p>\n<p>TSL\u89c6\u7a97\u5728\u6d01\u51c0\u5ba4\u6761\u4ef6\u4e0b\u5236\u9020\uff0c\u5e76\u6309\u7167UHV\u6807\u51c6\u8fdb\u884c\u6c26\u6cc4\u6f0f\u6d4b\u8bd5\u3001\u6e05\u6d01\u548c\u5305\u88c5\u3002\u7194\u878d\u77f3\u82f1\u89c2\u5bdf\u7a97\u7684\u575a\u56fa\u7ed3\u6784\u5141\u8bb8\u91cd\u590d\u70d8\u70e4\uff0c\u5177\u6709UHV\u6027\u80fd\uff0c\u540c\u65f6\u7a97\u53e3\u63d0\u4f9b\u4ece\u6df1\u7d2b\u5916\u5230\u8fd1\u7ea2\u5916\u7684\u5bbd\u5e26\u5149\u4f20\u8f93\u3002\u7b26\u5408\u5ba2\u6237\u53cd\u5c04\u7387\u8981\u6c42\u7684\u5404\u79cd\u6297\u53cd\u5c04\u6d82\u5c42\u5728TSL\u8fdb\u884c\u52a0\u5de5\uff0c\u5e76\u4f5c\u4e3a\u4ea7\u54c1\u76ee\u5f55\u4e2dAR\u6d82\u5c42\u89c6\u53e3\u90e8\u5206\u5217\u51fa\u7684\u9009\u9879\u63d0\u4f9b\u3002<\/p>\n<p>\u8fd8\u63d0\u4f9b\u5e26\u6709VAR\u6d82\u5c42\u4f18\u5316\u6216\u7279\u5b9a\u5ba2\u6237\u6307\u5b9a\u6fc0\u5149\u6ce2\u957f\u7684\u6fc0\u5149\u89c6\u7a97\uff0c\u5c06\u6bcf\u4e2a\u9762\u7684\u53cd\u5c04\u7387\u964d\u4f4e\u52300.5%\u4ee5\u4e0b\u3002\u53ef\u6839\u636e\u8981\u6c42\u5236\u9020\u975e\u6807\u51c6\u89c6\u7a97\uff0c\u5305\u62ec\u51f9\u5165\u5f0f\u663e\u5fae\u955c\/\u7167\u76f8\u673a\u89c6\u7a97\u3002\u9000\u706b\u94dc\u57ab\u5708\u548c\u5176\u4ed6\u7ec4\u4ef6\u9644\u4ef6\u4e5f\u7531TSL\u63d0\u4f9b\u3002<\/p>\n<p><strong>\u4f20\u8f93\u66f2\u7ebf\u2013\u7194\u878d\u77f3\u82f1<\/strong><\/p>\n<p><img src=\"https:\/\/vactechniche.com\/wp-content\/uploads\/2023\/05\/Screen-Shot-2018-01-10-at-14.20.27-300x157.png\" \/><\/p>\n<table>\n<tbody>\n<tr>\n<td>\n<h6>Seal Type<\/h6>\n<\/td>\n<td>\n<h6>Braze<\/h6>\n<\/td>\n<\/tr>\n<tr>\n<td>\n<h6>Maximum Temperature<\/h6>\n<\/td>\n<td>\n<h6>200\u00b0C (KF &amp; ISO versions 150\u00b0C)<\/h6>\n<\/td>\n<\/tr>\n<tr>\n<td>\n<h6>Minimum Temperature<\/h6>\n<\/td>\n<td>\n<h6>minus 20\u00b0C<\/h6>\n<\/td>\n<\/tr>\n<tr>\n<td>\n<h6>Maximum Rate of Temperature Change<\/h6>\n<\/td>\n<td>\n<h6>3\u00b0C per minute<\/h6>\n<\/td>\n<\/tr>\n<tr>\n<td>\n<h6>Leak Rate<\/h6>\n<\/td>\n<td>\n<h6>&lt;1\u00d710-10 atm-cc\/sec (He)<\/h6>\n<\/td>\n<\/tr>\n<tr>\n<td>\n<h6>Pressure range<\/h6>\n<\/td>\n<td>\n<h6>1 bar to 1\u00d710-11 mbar<\/h6>\n<\/td>\n<\/tr>\n<tr>\n<td>\n<h6>Surface quality<\/h6>\n<\/td>\n<td>\n<h6>20\/10 scratch\/dig<\/h6>\n<\/td>\n<\/tr>\n<tr>\n<td>\n<h6>Parallelism<\/h6>\n<\/td>\n<td>\n<h6>&lt; 3 arc minutes<\/h6>\n<\/td>\n<\/tr>\n<tr>\n<td>\n<h6>Flatness<\/h6>\n<\/td>\n<td>\n<h6>&lt; 8\u03bb (\u03bb\/8 at 632.8nm over 75% of central area before brazing)<\/h6>\n<\/td>\n<\/tr>\n<tr>\n<td>\n<h6>Laser Damage Threshold<\/h6>\n<\/td>\n<td>\n<h6>2 J\/cm2 at 530nm (note, varies with wavelength, laser type and cleanliness of optic)<\/h6>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<table>\n<tbody>\n<tr>\n<th>\n<h6>PART NUMBER<\/h6>\n<\/th>\n<th>\n<h6>FLANGE TYPE<\/h6>\n<\/th>\n<th>\n<h6>OD MM<\/h6>\n<\/th>\n<th>\n<h6>VIEW DIAMETER MM<\/h6>\n<\/th>\n<th>\n<h6>OPTIC THICKNESS MM<\/h6>\n<\/th>\n<th>\n<h6>FLANGE THICKNESS MM<\/h6>\n<\/th>\n<th>\n<h6>FLANGE MATERIAL<\/h6>\n<\/th>\n<th>\n<h6>WELD RING MATERIAL<\/h6>\n<\/th>\n<th>\n<h6>NON-MAGNETIC<\/h6>\n<\/th>\n<\/tr>\n<tr>\n<td>\n<h6>VPZ16Q<\/h6>\n<\/td>\n<td>\n<h6>NW16CF<\/h6>\n<\/td>\n<td>\n<h6>34<\/h6>\n<\/td>\n<td>\n<h6>15<\/h6>\n<\/td>\n<td>\n<h6>1.5<\/h6>\n<\/td>\n<td>\n<h6>12.7<\/h6>\n<\/td>\n<td>\n<h6>304L<\/h6>\n<\/td>\n<td>\n<h6>Kovar<\/h6>\n<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>\n<h6>VPZ16Q-LN<\/h6>\n<\/td>\n<td>\n<h6>NW16CF<\/h6>\n<\/td>\n<td>\n<h6>34<\/h6>\n<\/td>\n<td>\n<h6>15<\/h6>\n<\/td>\n<td>\n<h6>1.5<\/h6>\n<\/td>\n<td>\n<h6>12.7<\/h6>\n<\/td>\n<td>\n<h6>316LN<\/h6>\n<\/td>\n<td>\n<h6>Kovar<\/h6>\n<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>\n<h6>VPZ16Q-NM<\/h6>\n<\/td>\n<td>\n<h6>NW16CF<\/h6>\n<\/td>\n<td>\n<h6>34<\/h6>\n<\/td>\n<td>\n<h6>15<\/h6>\n<\/td>\n<td>\n<h6>1.5<\/h6>\n<\/td>\n<td>\n<h6>12.7<\/h6>\n<\/td>\n<td>\n<h6>316LN<\/h6>\n<\/td>\n<td>\n<h6>Niobium<\/h6>\n<\/td>\n<td>\n<h6>Yes<\/h6>\n<\/td>\n<\/tr>\n<tr>\n<td>\n<h6>VPZ38Q<\/h6>\n<\/td>\n<td>\n<h6>NW35CF<\/h6>\n<\/td>\n<td>\n<h6>70<\/h6>\n<\/td>\n<td>\n<h6>32<\/h6>\n<\/td>\n<td>\n<h6>3<\/h6>\n<\/td>\n<td>\n<h6>12.7<\/h6>\n<\/td>\n<td>\n<h6>304L<\/h6>\n<\/td>\n<td>\n<h6>Kovar<\/h6>\n<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>\n<h6>VPZ38LAQ<\/h6>\n<\/td>\n<td>\n<h6>NW35CF<\/h6>\n<\/td>\n<td>\n<h6>70<\/h6>\n<\/td>\n<td>\n<h6>38<\/h6>\n<\/td>\n<td>\n<h6>3.5<\/h6>\n<\/td>\n<td>\n<h6>12.7<\/h6>\n<\/td>\n<td>\n<h6>304L<\/h6>\n<\/td>\n<td>\n<h6>Kovar<\/h6>\n<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>\n<h6>VPZ38Q-LN<\/h6>\n<\/td>\n<td>\n<h6>NW35CF<\/h6>\n<\/td>\n<td>\n<h6>70<\/h6>\n<\/td>\n<td>\n<h6>32<\/h6>\n<\/td>\n<td>\n<h6>3<\/h6>\n<\/td>\n<td>\n<h6>12.7<\/h6>\n<\/td>\n<td>\n<h6>316LN<\/h6>\n<\/td>\n<td>\n<h6>Kovar<\/h6>\n<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>\n<h6>VPZ38QLA-LN<\/h6>\n<\/td>\n<td>\n<h6>NW35CF<\/h6>\n<\/td>\n<td>\n<h6>70<\/h6>\n<\/td>\n<td>\n<h6>38<\/h6>\n<\/td>\n<td>\n<h6>3.5<\/h6>\n<\/td>\n<td>\n<h6>12.7<\/h6>\n<\/td>\n<td>\n<h6>316LN<\/h6>\n<\/td>\n<td>\n<h6>Kovar<\/h6>\n<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>\n<h6>VPZ38Q-NM<\/h6>\n<\/td>\n<td>\n<h6>NW35CF<\/h6>\n<\/td>\n<td>\n<h6>70<\/h6>\n<\/td>\n<td>\n<h6>32<\/h6>\n<\/td>\n<td>\n<h6>3<\/h6>\n<\/td>\n<td>\n<h6>12.7<\/h6>\n<\/td>\n<td>\n<h6>316LN<\/h6>\n<\/td>\n<td>\n<h6>Niobium<\/h6>\n<\/td>\n<td>\n<h6>Yes<\/h6>\n<\/td>\n<\/tr>\n<tr>\n<td>\n<h6>VPZ64Q<\/h6>\n<\/td>\n<td>\n<h6>NW63CF<\/h6>\n<\/td>\n<td>\n<h6>114<\/h6>\n<\/td>\n<td>\n<h6>63<\/h6>\n<\/td>\n<td>\n<h6>4.5<\/h6>\n<\/td>\n<td>\n<h6>17.4<\/h6>\n<\/td>\n<td>\n<h6>304L<\/h6>\n<\/td>\n<td>\n<h6>Kovar<\/h6>\n<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>\n<h6>VPZ64Q-LN<\/h6>\n<\/td>\n<td>\n<h6>NW63CF<\/h6>\n<\/td>\n<td>\n<h6>114<\/h6>\n<\/td>\n<td>\n<h6>63<\/h6>\n<\/td>\n<td>\n<h6>4.5<\/h6>\n<\/td>\n<td>\n<h6>17.4<\/h6>\n<\/td>\n<td>\n<h6>316LN<\/h6>\n<\/td>\n<td>\n<h6>Kovar<\/h6>\n<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>\n<h6>VPZ64Q-NM<\/h6>\n<\/td>\n<td>\n<h6>NW63CF<\/h6>\n<\/td>\n<td>\n<h6>114<\/h6>\n<\/td>\n<td>\n<h6>63<\/h6>\n<\/td>\n<td>\n<h6>4.5<\/h6>\n<\/td>\n<td>\n<h6>17.4<\/h6>\n<\/td>\n<td>\n<h6>316LN<\/h6>\n<\/td>\n<td>\n<h6>Niobium<\/h6>\n<\/td>\n<td>\n<h6>Yes<\/h6>\n<\/td>\n<\/tr>\n<tr>\n<td>\n<h6>VPZ100Q<\/h6>\n<\/td>\n<td>\n<h6>NW100CF<\/h6>\n<\/td>\n<td>\n<h6>152<\/h6>\n<\/td>\n<td>\n<h6>89<\/h6>\n<\/td>\n<td>\n<h6>6<\/h6>\n<\/td>\n<td>\n<h6>19.9<\/h6>\n<\/td>\n<td>\n<h6>304L<\/h6>\n<\/td>\n<td>\n<h6>Kovar<\/h6>\n<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>\n<h6>VPZ100Q-LN<\/h6>\n<\/td>\n<td>\n<h6>NW100CF<\/h6>\n<\/td>\n<td>\n<h6>152<\/h6>\n<\/td>\n<td>\n<h6>89<\/h6>\n<\/td>\n<td>\n<h6>6<\/h6>\n<\/td>\n<td>\n<h6>19.9<\/h6>\n<\/td>\n<td>\n<h6>316LN<\/h6>\n<\/td>\n<td>\n<h6>Kovar<\/h6>\n<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>\n<h6>VPZ100Q-NM<\/h6>\n<\/td>\n<td>\n<h6>NW100CF<\/h6>\n<\/td>\n<td>\n<h6>152<\/h6>\n<\/td>\n<td>\n<h6>89<\/h6>\n<\/td>\n<td>\n<h6>6<\/h6>\n<\/td>\n<td>\n<h6>19.9<\/h6>\n<\/td>\n<td>\n<h6>316LN<\/h6>\n<\/td>\n<td>\n<h6>Niobium<\/h6>\n<\/td>\n<td>\n<h6>Yes<\/h6>\n<\/td>\n<\/tr>\n<tr>\n<td>\n<h6>VPZ150Q<\/h6>\n<\/td>\n<td>\n<h6>NW150CF<\/h6>\n<\/td>\n<td>\n<h6>203<\/h6>\n<\/td>\n<td>\n<h6>136<\/h6>\n<\/td>\n<td>\n<h6>9.5<\/h6>\n<\/td>\n<td>\n<h6>22.3<\/h6>\n<\/td>\n<td>\n<h6>304L<\/h6>\n<\/td>\n<td>\n<h6>Kovar<\/h6>\n<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>\n<h6>VPZ150Q-LN<\/h6>\n<\/td>\n<td>\n<h6>NW150CF<\/h6>\n<\/td>\n<td>\n<h6>203<\/h6>\n<\/td>\n<td>\n<h6>136<\/h6>\n<\/td>\n<td>\n<h6>9.5<\/h6>\n<\/td>\n<td>\n<h6>22.3<\/h6>\n<\/td>\n<td>\n<h6>316LN<\/h6>\n<\/td>\n<td>\n<h6>Kovar<\/h6>\n<\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>\n<h6>VPZ150Q-NM<\/h6>\n<\/td>\n<td>\n<h6>NW150CF<\/h6>\n<\/td>\n<td>\n<h6>203<\/h6>\n<\/td>\n<td>\n<h6>136<\/h6>\n<\/td>\n<td>\n<h6>9.5<\/h6>\n<\/td>\n<td>\n<h6>22.3<\/h6>\n<\/td>\n<td>\n<h6>316LN<\/h6>\n<\/td>\n<td>\n<h6>Niobium<\/h6>\n<\/td>\n<td>\n<h6>Yes<\/h6>\n<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<br><div 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