Features
Near zero thermal expansion rate
Excellent thermal stability
High purity (99.9% of SiO2, low iron, potassium, sodium, titanium, etc.)
Stable chemical properties
Special machinery control production, stable particle size distribution

Parameter

Application:

It can significantly improve the strength, stability and use frequency of the finished products when used on refractory bricks, castables, ramming materials and other refractories.

High grade refractory raw materials

Precision casting and shell mold manufacturing and other purposes.
Grinding, artificial marble, semiconductor fillers, ceramic raw materials,  electronic industry, optics, glass, quartz glass instrument, chemical industry and various sandblasting.  

Fused silica sand / quarts sand  is mainly used for casting, grinding, artificial marble, semiconductor, electronics, optical, glass, quartz glass instruments, refractory, chemical and various sand blasting quartz sand.