Zircon sand

High quality zircon sand
1. Zircon sand
2. Color: colorless transparent crystal
3. Capacity: 500mtmonth
4. Mf: zr2sio4
specifications
1. This is 80-120m zircon sand.
2. It is used in inner layer for shell-making.
3. It is used in investment casting.
technical specifications (%):
fe2o3 guaranteed: 0.075 max
(total iron as fe2o3): typical 0.04-0.07
tio2 guaranteed: 0.15 max
tio2 typical: 0.06-0.15
zro2+hfo2 typical: 66.0-67.0
al2o3 typical: 0.20-0.70
cao typical: 0.01-0.04
p2o5 typical: 0.06 -0.10
sio2 typical: 32.0-34.0
free silica typical: 0.01-0.07
ph typical: 5.5 -7.00
moisture typical: 0.01- 0.07