Zirconium Silicate

Type/component
ZrO2(%)≥65
SiO2(%)≤34 
Fe2O3(%)≤0.08 
Tio2(%)≤0.12 
Fineness≤1um-1.2um 
Property:
1.Crystal system:quadratic system =6.56A =5.97A
2.Refractive index:1.95
3.Density:4.6-4.7
4.Melting point:2550C
5.Transition point:1550癈thermal decomposition(ZrO2+SiO2)
6.Coefficient of thermal expansion:4.5?0-6(20-1400)
7.Mean particle size:≤1.2um
Packaging: 40kg paper bag