3-4u Micro Quartz Powder

We are offering 3-4u micro micro quartz powder, micro silica powder etc. with high chemical content of sio2, excellent whiteness degree, and granularity to 3-4um. or produce it according to client's request. application: paints, plastics, silicone rubber, glass, electrical, welding electrodes, paper, abrasives adhesives, epoxy molding, cosmetics, ceramics, precision casting