Silicon carbide refractories with silicon carbide particles or powder as a raw material. Added binder (clay or ferrosilicon, quartz, etc.) is made, or without a binding agent with high-temperature recrystallization into the legal ...... (more…)
2015-11-01 ChengChi 111 Silicon carbide clays ferrosilicon quartz adhesives recrysta
Heat treatment solutions for copper pipe and valve parts of refrigeration accessories
Common copper pipes ......

