We are offering Crystal Quartz Powder, Silica Quartz Powder, quartz grits, quartz lumps. Specifications sio2 quartz powder, sand has different meshes, from10 mesh to 600 mesh. their matching whiten from 90% to 95%certificate of analysis sio2 99% fe2o3 0.1% whiteness: 91-92% moisture: 0.08% ignition loss 0.25%al2o3: 0.103% cao: 0.048%water absorption( g/100g): 25-30 oil absorption(g/100g) : 25-30 quartz sand , quartz powder are non-metallic mineral products , they are hard and durable silicate mineral , chemical property is stable. The main mineral composition is sio2 , the color of quartz sand is white , semitransparent or totally transparent. widely use in glass , cast , man-made stone plate , plastic , rubber, and grinding material industry. application:glassaerospace, electronic epoxy encapsulation, precision casting, coating, painting, printing ink, tire rubber, engineering plastic, sealant, adhesive, dental materials, cosmetic, high-grade electronic, ceramicsspecial refractory materials, shielding burnish polishing materials. metallurgy industry: fusing agent of metal's smelting, making acidity fire brickfused quartz: pure silicol dioxide can be used to make fused quartz and extract and purify crystal siliconchemical industry: making silicon compound, filler of sulfuric acid towerbuilding materials: raw materials of glass, ceramics and the correctinggrind materials: making grindstone, oilstone, sandpaper, silicon carbonate
