国产精品视频无码_亚洲黄色一级毛片_亚洲国语毛片在线看国产_美女搞黄视频网站_娇妻被交换粗又大又硬69_亚洲无码要在线视频_a毛片免费在线观看_五月伊人婷婷综合_激情图片在线观看_国产mv乱伦网页

current location: Home   >> Product >> Sight glass

Fluorine-butterfly sight glasses

詳情介紹

The product description

Lining fluoride is general subject is made of carbon steel precision casting or welding forming, made of rare materials 304. Then the inside lining of fluorine plastic (F46), lens to choose high quality toughened glass or tempered borosilicate glass, which has the best corrosion resistance and mechanical strength, and a beautiful shape, high strength, strong corrosion resistance characteristics. Fluorine-lined mirror has been widely used in petroleum, chemical, pesticide, dyeing, acid and alkali manufacturing industries, is the most ideal choice on the current anticorrosion pipeline.