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quartz sand
1.It’s a hard, wear-resisting, Chemical stability of silicate minerals.
2.The color is ivory or colorless translucent.
3.It’s used in follows industry:
4.The chemical composition form
Commodity | SiO2 | Al2O3 | Fe2O3 | Density | Hardness | Fusion point |
Quartz sand | 99.2%-99.5% | 0.2% | 0.15% | 2.65g/m3 | 7.0 | 1750°c |
5.The production process
Dry method[crush→Roughing→Concentration→Dust collection]
Wet process[Wash→classification→stoving]
quartz sand