As a prominent Fused Silica Grain Manufacturer, Exporter and Supplier, we offer this high quality material at affordable rates. Processed by experts with due care, the Fused Silica Grain is suitable for a variety of industrial applications. Tested for purity on stringent standards, the Fused Silica Grain is offered in secure packaging for the clients. Physical Properties (TYPICAL) Structure : AmorphousColor : WhiteSpecific Gravity : 2.2 gms/ccMelting Temperature : 1723oCApproximate Bulk Density : 1.2 gms/ccHardness : 6 to 7 moh'sThermal Expansion : 0.55 x