欧美韩中文精品有码视频在线,国产欧美日韩综合视频专区,妺妺窝人体色WWW看人体

Sight glass

Uses: Mirrors can be used in high temperature, corrosive, easily poisoned, dangerous, easy to crystallize chemical tower in order to ensure its safe production.

1 cleaning process.

Before use, it can be slightly wiped with alcohol cotton on its surface. Caution: Do not use acidic liquid to clean the outer surface of the glass.

2 Select the gasket correctly.

Ambient temperature of 280 degrees or less occasions, asbestos or PTFE pad can be, when the ambient temperature exceeds 500 ℃, the proposed choice of graphite gaskets. Note: The thicker the glass, the thickness of the gasket should be chosen accordingly.

3 force evenly.

Installation can not force too much, too large, it is recommended that the uniform force diagonal locking screw.

4 regular inspection.

Mirror glass after installation is completed, but also must be regularly checked, especially in the liquid environment containing acid and alkali, but also to do a regular inspection of the surface of the glass by the corrosion level to ensure the safety of front-line operators.


  • <menuitem id="fyapw"><center id="fyapw"></center></menuitem>

        1. <menuitem id="fyapw"><center id="fyapw"></center></menuitem>
          <pre id="fyapw"></pre>
          主站蜘蛛池模板: 日韩欧美高清DVD碟片| 三人成全免费观看电视剧高清| 欧美日本dvd一幕无码| 韩国电影按摩的清爽基础油| 日本丰满熟妇高清av| 久久久成人毛片无码| 仙居县| 国产尤物AV尤物在线看| 国产偷人妻精品一区| 免费观看全黄做爰的视频| 欧美大胆生殖艺术照| 临夏县| 在线 亚洲 国产 欧美| 欧美gv完整版视频网站| 大方县| 欧美日韩av在线旡码| 精品欧美乱码久久久久久1区2区| 张家界市| 天天噜噜噜在线视频| 河源市| 修文县| 成人无码免费一区二区中文| 繁昌县| 新乡市| 通道| 亚洲视频一区| 欧美free嫩10| 安仁县| 高H各种姿势调教1V1| 久久午夜私人影院| 乌拉特前旗| 镇赉县| 狠狠综合久久AV一区二区三区| 青草青草久热国产精品| 日本无码中文无码卡通动漫| 犍为县| 三年高清片大全| 狠狠综合久久AV一区二区三区| 弋阳县| 日本二手网站| 日本韩国av无码无线播放|