Product Description Black silicon carbide is produced in a high temperature electric resistance type furnace from a mixture of quartz sand an petroleum coke. Excellent raw material makes good hardness and toughness, high efficiency and durability. Chemical Composition(%): Grit SiC F.C Fe2O3 F12-90 ≥ 98.50 ≤ 0.20 ≤0.60 F100-120 ≥ 98.00 ≤ 0.30 ≤ 0.80 F150-220 ≥ 97.00 ≤ 0.30 ≤ 1.20 Size available: F12-F1200, P12-2500 0-1mm, 1-3mm, 6/10, 10/18, 200mesh, 325mesh etc. Other specical spec. could be supplied as required Package: 1. 1000kgs packed in a big bag 2. 25kgs/bag with 40 bags in a big bag 3. 25kgs/bag with 40 bags on a pallet Other package could be supplied as request. Company Information H&X is a professional supplier of abrasive and refractory material in China. We put our business reputation at the first position all the time. Our goal is to supply good quality product at better price with best service. We started our business since 1998. We supply abrasive grains, powder for abrasives tools, grinding, polishing, sandblasting, etc. Refractory materials for melting, foundry, minerals for ceramic, glass and constraction, including silicon carbide, fused alumina, silica, garnet, etc. With over ten years knowhow in this field, we've established long-term stable business relationship with customers worldwide. Sincerely invite your esteemed company to cooperate with us. You will get: 1. competitive pricing 2. technical sales support 3.shorter lead time 4. all details informed for every order 5.credit saved for better payment term