We are a leading Fused Silica(Grains & powder) ,fused quartz, silica sand and silica powder manufacturer in China, Our main market is in Asia , Europe, and America. The product is used as materials or fillers for EMC(electronic), High grade Refractory, Investment Casting and Technical Ceramic industries. We have rich quartz minerals and total 15 sets of fusing furnace and full sets of facilities for crushing and product purifying. Also we have full sets of chemical analyzing instruments, laser particle size analyzer, also qualified by ISO9001 quality assurance system ,so we can control the product quality well. The feedback from customer is also good, so please be sure that we can supply you of qualified product. supply size , 120F, 200mesh, 325mesh, 400mesh ,600mesh , 800mesh, 1250mesh,etc... The partice size can be produced as customer's special requirment.