Silicon carbide (SiC), also known as carborundum, is a compound of silicon and carbon with chemical formula SiC.Grains of silicon carbide can be used in Abrasive and cutting tools,Structural material,Automobile parts,Foundry crucibles,Electric systems,Electronic circuit elements,Power electronic devices,LEDs,Astronomy,Thin filament pyrometry,Heating elements,Nuclear fuel particles,Steel production,Graphene production. If you want to buy silicon materials, please contact me: mob/whatsapp: 008613661392551 skype:eric.minmetals zom32 at qq dot com