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2019年07月14日
真空加工腔体常用清洗方法
腔体因真空加工过程中表面会附着油渍,进而对于产品美观度以及不卫生而受到影响,那么怎么清洗真空腔体呢?下面给大家介绍几种常用的清洗方法,希望能够帮助到您。
清洗真空腔体的溶剂包括含洗涤剂的水、石油分馏物、稀酸、碱、有机溶剂、各种金属清洗剂等.一定要根据表面附着物的不同,正确使用相应的方法进行清洗。
1、超声波清洗 超声波清洗是利用超声波在液体中的空化作用、加速度作用及直进流作用对液体和污物直接、间接的作用,使污物层被分散、乳化、剥离而达到清洗目的.
2、电解侵蚀清洗 电解侵蚀清洗类似于电解抛光,是指在溶剂中利用电解作用,清除金属部件表面上的薄锈或氧化膜等污染物,主要用于化学稳定性较高的合金部件,如不锈钢,耐热钢等.
3、蒸汽脱脂清洗 蒸气脱脂指被粘物表面用餐剂的蒸气不断清洗以达到脱脂的目的,适用于表面类脂膜和油脂膜的清洗,操作方法简单,可以实现大批量清洗.一些带有牢固附着物或污染较为严重的基片在擦洗或超声波清洗后,用蒸汽脱脂清洗可以实现很好的清洗效果.
4、放电清洗 放电清洗一般用于高真空、超高真空腔体清洗中.放电清洗的效果取决于电机材料、几何形状及其与表面的关系.利用电子轰击气体造成解吸以及某些碳氢化合物的去除.
5、氮气清洗 氮气清洗主要是利用了氮气在材料表面的吸附热小、吸留时间短,容易被抽走的特性,用氮气冲洗被污染的真空系统,同时挤占水气等其他气体分子的粘附空间,缩短真空系统的抽气时间.
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- /www/wwwroot/vac/thinkphp/library/think/debug/Html.php ( 4.17 KB )
- [ BEHAVIOR ] Run Closure @app_init [ RunTime:0.000024s ]
- [ CACHE ] INIT File
- [ BEHAVIOR ] Run \addons\cms\Cms @app_init [ RunTime:0.002746s ]
- [ BEHAVIOR ] Run Closure @app_init [ RunTime:0.002778s ]
- [ LANG ] /www/wwwroot/vac/thinkphp/lang/zh-cn.php
- [ BEHAVIOR ] Run app\common\behavior\Common @app_dispatch [ RunTime:0.000259s ]
- [ ROUTE ] array ( 'type' => 'method', 'method' => array ( 0 => '\\think\\addons\\Route', 1 => 'execute', ), 'var' => array ( 'addon' => 'cms', 'controller' => 'archives', 'action' => 'index', ), )
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- [ PARAM ] array ( 'catename' => 'companynews', 'id' => '51', )
- [ RUN ] think\addons\Route->execute[ /www/wwwroot/vac/vendor/karsonzhang/fastadmin-addons/src/addons/Route.php ]
- [ LANG ] /www/wwwroot/vac/public/../application/common/lang/zh-cn/addon.php
- [ BEHAVIOR ] Run app\common\behavior\Common @addon_begin [ RunTime:0.001362s ]
- [ LANG ] /www/wwwroot/vac/addons/cms/lang/zh-cn.php
- [ DB ] INIT mysql
- [ VIEW ] /www/wwwroot/vac/addons/cms/view/default/show_news.html [ array ( 0 => 'config', 1 => 'user', 2 => 'site', 3 => '__CHANNEL__', 4 => 'isWechat', 5 => '__ARCHIVES__', 6 => '__MODEL__', ) ]
- [ BEHAVIOR ] Run \addons\cms\Cms @view_filter [ RunTime:0.000146s ]
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