Zircon Sand, Zircon Flour

Specifications 1, zircon sand 2, color: colorless transparent crystal 3, capacity: 500mt/month 4, mf: zr2sio4 5, purity ;65%.. 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. 1.80-120m 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.