Green carborundum powder 40um for optical glass is suitable for polishing hard materials such as optical glass, marbles, ceramics, and other hard-fragile combined materials. It is produced from an acid & water washing process. There is very little Ferro residue with high cleanness. Green silicon carbide is characterized by its high hardness and powerful grinding ability. Green carborundum powder is an aggressive polishing powder on optical glass. The strength can retain even in high temperatures up to 1400 degrees.
