Purchase Qty. Reference FOB Price
1-9 Tons US$2,000.00
10-24 Tons US$1,900.00
25+ Tons US$1,700.00
Product Description
Product Description Black silicon carbide is made of quartz sand, petroleum coke (or coal coke), sawdust and other raw materials by high-temperature smelting in the resistance furnace, and by high-temperature smelting in the resistance furnace, which is black opaque, hexagonal crystal, Mohs ...