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: 久热re这里精品视频在线6| 类乌齐县| 久久精品人妻一区二区蜜桃| 施甸县| 天天噜噜噜在线视频| 中文字幕在线观看| 欧美乱人伦中文在线| 灵山县| 亚洲?国产 日韩 在线 一区| 宝山区| 河曲县| 塔河县| 久久精品熟女亚洲AV麻豆| 大埔区| 欧美日韩免费高清视视频| 成全电影大全在线观看第二季| 高青县| 新郑市| 日本在高清av不卡| 少妇与大狼拘作爱性A片| 欧美乱妇日本无乱码特黄大片| 日本老熟妇乱子伦视频| 阿拉善右旗| 和龙市| 欧美熟videos肥婆| 欧美牲交aⅴ人妖| 四川省| 迷人的人妻hhd语中字| 护士小雪的YIN荡高日记H视频| 少妇做爰XXXⅩ高潮片入口| 老旺粗大挺进秦雨体内| 女人国产香樵久久精品| 新丰县| 贵阳市| 国产成人精品一区二区三区视频| 欧美人成网站在线看| 欧美亚洲日本国产黑白配| 辰溪县| 疯狂做爰高辣H文H| 怀仁县| 昭通市|