Silicon Metal

We are offering silicon metal . Silicon metal: 1.si:99%(min) fe:05% max al:0.5%max ca:0.3% max size:10-100mm,90%min,or at customers'option package:1mt plastic woven bags with pe line feature: black silcion metal is produced at high tempreture in an electric resistance type furnace with quarts sand and petroleum coke as its raw materials .its hardness is between fused alumina and synthetic diamond.