免费一区二区视频,韩日视频在线观看,日韩新片在线观看网,中文版亚洲电影,美女脱裤子屁屁网站,亚洲国产成人九九综合,男女啪啪漫画无遮挡全彩

Silicon Carbide

Silicon Carbide

Silicon carbide (SiC), also known as corundum, is a hard compound containing silicon and carbon. It is a new type of strong composite deoxidizer, which replaces the traditional silicon carbon powder for deoxidation. Compared with the original process, its physical and chemical properties are more stable. , good deoxidation effect. Silicon carbide is usually produced in resistance furnaces at high temperatures of 1700 – 2500 °C.Silicon carbide has been an important material in sandpaper.

+ Read More

Welcome to your inquiry!

Service Hotline:+86 15837207537    Whatsapp:8615837207537    Email:info@lsalloy.com