Offgrade silicon is the low grade silicon metal, which contains Si 96%min.
It can replace the silicon metal 553 to produce Aluminum, 
Also it can be used to replace the fesi in steel plant.

Chemical Composition of Offgrade Silicon

Grade Si Fe Al Ca
Low grade Silicon 40-90% / / /
Silicon97 96-98% 1.8%max 0.8%max 0.4%max
Offgrade silicon is the low grade silicon metal , we can also provide Silicon Briquette, Ferro Silicon and other products.

Silicon Briquette

Silicon Briquette

Ferro Silicon

Ferro Silicon