Spherical silica powder We are the leading high science and technology enterprise in Asian area, specializing in the develop, research, manufacture and sale high grade quartz products.Spherical....
Spherical silica powder, produced by SINOSI GROUP Co., with high quality and low prices, has been widely accepted by worldwide clients, and create us most favorable supplier in Asian areas. ....
Quartz Crucible 22" Product Description 22" quartz crucible ( common) Quartz crucible has the integrated performance which other materials dont have. There are excellent performance of resist....