Zircon sand

We are offering specifications.
1.80-120mesh refractory zircon sand for sale
2.inner layer for shell-making.
3.investment casting,ceramics,coating,etc..
1.the 80-120m zircon sand is used in investment casting, the processing is called dipping.
2.it can enhance the shell`s thickness.
3.it is specialize used in inner layer being mixed with silica sol.
4.we supply compititive price.
5.good service is supplied.
6.zircon sand specification
guaranteed chemical analysis:
zro2 (include hfo2) 66.0% minimum
total iron as fe2o3 0.07% maximum
tio2 0.15% maximum
7.typical chemical analysis:
zro2 66.6%
fe2o3 0.06%
tio2 0.14%
sio2(total) 32.2%
al2o3 0.45%
p2o5 0.12%
free silica as quartz
8.it is for investment casting
9.size specification:80-120 mesh
refractory zircon sand 65%