Fused Silica Powder

　 Fused Silica Powder is a high-quality quartz smelting process through a unique form processing,Its crystal structure orderly transition from disorder to order.Products of high purity, color white, with a very low thermal expansion coefficient and good electromagnetic radiation,Reasonable controllable particle size distribution and excellent characteristics.
　　Fused Silica Powder mainly used for large-scale integrated circuits and semiconductor components of the package,High-grade electrical insulation, silicone rubber industries. 

Chemical composition

Physical

Water extractSiO2(%)

99.9

Combustion (%)0.15PH7Al2O3(%)0.2Density2.2Cl -（ppm）1Fe2O3(%)0.008Moshi hardness6Na+（ppm）1Ti2O(%)0.01EC/cm5

Jiangsu Donghai Jingshengyuan Silica Co., Ltd. (Jiangsu Donghai JSY silica CO, LTD) is located in the famous silica and crystal hometown of China and the Chinese quartz crystal production base city - Donghai County. Jiangsu Donghai JSY silica CO, LTD was founded in 1999, is one of the earliest andthe largest professional manufacturers of micro natural silica ,fused silica ,silicon carbide,graphite, productsin Donghai County, , the company also has boththe dry, and wet professionalproduction lines, with an annual output of silica powder, quartz sand, quartz powder (silica sand) more than 30,000Ton. Our products can be widely used in electronics, electrical appliances, electrical, chemical, ceramics, paint and coating, silicone rubber, medicine and other fields industry. And our micro silica products is used more than 20provinces across the whole china, meanwhile, part of the silica and quartzproducts are exported to Japan, South Korea, Southeast Asia, the United States, Europe, Middle East and other countries and regions. With strong technical ability, advanced testing equipment, perfect pre-sales, after-sales service. Donghai JSY silica CO., LTD can provide and supply different customers with crystalline silica powder, fused silica powder, cristobalite micro silica, active silica powder(surface treated silica), supper fine silica powder 5 series, ordinary silica powder, electronic grade silica powder, electrical grade silica powder in 10 major categories, nearly 90 different specifications of silicon powder, quartz powder(sand) products. Learning from advanced foreign technology, with constantly quality improvement and enhancement, Donghai JSY silica CO., LTD become the first certified and authorized in the silica powder industry by DNV (Det Norske Veritas) and ISO9001: 2000 international quality management system. And thanks to micro silica good product quality, product diversification, good service, scientific management, the company