Schmelzsiliziumpulver

It is made from good electric melting quartz sand, broken by airflow disintegrator or vibration machine and produced by high grade machine. Main compositions:SiO2≥99.8%-99.9%, Fe2O3≤0.005-0.01%. The product has high purity and low expanding rate. The annual output is 5,000 ton. Granularity range:From 325 meshes to 3,000 meshes. It can be produced as request. Main use:It is used in plastic enveloping materials for GSI, epoxy resin casting materials, enveloping materials, silicon rubber and fireproof materials.