Black Sic P Sand Black Silicon Carbide Grit Powder Price. Cost-Effective Deoxidizer: Replaces expensive ferrosilicon, reducing steelmaking costs while improving element recovery. High Purity Options: Available in SIC contents from 83% to 98% to meet specific metallurgical requirements. Customizable Sizes: Offers various size options including 1-5mm, 1-10mm, and F/P grades for diverse applications. Quality Steel Improvement: Stabilizes molten steel quality, refines grain structure, and removes harmful impurities. Fast Deoxygenation: Provides rapid deoxygenation with early slag formation and a strong reducing atmosphere. Wide Application Scope: Suitable for plain steel, alloy steel, special steel smelting, refractory, and casting industries.