女人张开腿让男桶喷水高潮_国内精品免费一区二区2001_日韩综合在线播放_麻豆在网站1区_欧美日韩在线视频首页_天天狠天天天天透在线

sales@zmscable.com

What is the purpose of the heating cable on the ramp?

2 years ago 1457 0 News

發熱電纜.png


The Role of Heating Cables on Ramps


Mineral insulated heating cable is made of single or multiple alloy heating wires as a heat source, high purity, high temperature, fused crystalline magnesium oxide as a thermal insulator, seamless continuous stainless steel or brass as a sheath, made of special production process The Corrosion-resistant places can be added PE or deferred halogen-free jacket.


Mineral insulation heating cable mechanical properties, because of its strong structure, can be resistant to twisting, extrusion, bending, pulling, and friction.

And general heavy handling; the product insulation layer of magnesium oxide is an inorganic material, and the core and outer jacket Are made of metal which fundamentally solves the aging problem, greatly extending the service life of the cable.


Mineral insulated heating cables should pay attention to the following when installation:

1 In the cable laying up and down two layers, should be used pure cement, should not be mixed with stones to avoid damage to the cable.

2 According to the size of the road load, the upper and lower layers of cement thickness should be a corresponding change.

3 To avoid snow cable directly connected to the power supply, should be through the cold side of the cable.


INQUIRY
主站蜘蛛池模板: 亚洲品质自拍视频 | 老妇女色视频 | 国产精品一品二区三区的使用体验 | 久久精品人妻无码一区二区三区盗 | 欧美牲交作爱在线 | 日本XXXXZZX片免费观看 | 国产福利姬喷水福利在线观看 | 中文字幕+乱码+中文乱码www | 亚洲AV无码精品色午夜果冻不卡 | 国产美女免费 | 精品人妻系列无码天堂 | 欧美成人精品二区三区99精品 | 羞羞答答xxdd在线网站 | 亚洲精品久久久久一区二区三区 | 免费黄色网页在线观看 | 久一国产 | 亚洲永久网站 | 在线观看一区 | JK小仙女自慰流白浆呻吟 | 一本久久a精品一合区久久久 | 亚洲欧美高清一区二区三区 | 黄色网页你懂的 | 激情内射亚洲一区二区三区爱妻 | 国产亚洲精品久久久美女18黄 | 久久大学生精品视频 | 免费大片av手机看片 | 国产特级全黄一级毛片 | 天天操天天插天天干 | 日本免费一二三区中文 | 一级免费黄色毛片 | 日韩乱码人妻无码系列中文字幕 | 免费无码A片一区二区三区天美 | 91老司机福利在线 | 亚洲欧美激情视频 | 国产精品国产三级国AV麻豆 | 国产女人高潮叫床免费视频 | 人妻系列无码专区免费视频 | 岛国无码av不卡一区二区 | 成人影片亚区免费无码 | 手机看片日本 | 亚洲AV中文无码乱人伦在线R▽ |