1. Introduction:

It is the grey lumpish solid. It has very strong stabilities and does not place any chemical reaction in the dry air.

2. Usage:

The ferro silicon is used extensively in the steel-making, casting non-ferrous metals and other industrial production; It is the good deoxidizer and most steel kind use the Ferro Silicon for Deoxidization;In steel smelting; It is used to sedimentary accretion and expanding deoxidizing; It is used to prove the strength, hardness and elasticity of steel greatly in steel casting.

3. Specifications:

Si 70%min, Al 1.5%max, P 0.04%max, S 0.02%max, C 0.15%max,

calcium silicate bricks