On Sale Silicon Ball Si Briquet 50# 65# 

1.Silicon briquette is pressed by off grade silicon metal powder or ferro silicon powder. 

2.It's a good substitute for ferro silicon in steel-making, which has advantage in reducing the production cost. 

3. Adding ferrosilicon to cast iron can be inoculant for ductile iron, prevent the formation of carbides, and promote the precipitation of graphite and the nodulizing,

Speciation