Fused quartz is manufactured from deliberated silica sand,through high termperature fusion,cooling,smash and selecting.

Fused Quartz Lump

Fused quartz is manufactured from deliberated silica sand,through high termperature fusion,cooling,smash and selecting,the appearance is colorless and transplanted,a bit of them will transplanted frog shape.and it can be processed to all kinds at the request of customers.

Composition:

Sio2:99.2%-99.9%

Fe2O3:15ppm max

Li2O:1.0 ppm max

Al2O3:25ppm max

K2O:20ppm max

Na2O:11 ppm max