Durable Black Silicon Carbide Powder For Alloy Production
Products Parameters
| Grit | Sic | F.C. | Fe2O3 |
| F12-F90 | ≥98.50 | <0.20 | ≤0.60 |
| F100-F150 | ≥98.00 | <0.30 | ≤0.80 |
| F180-F220 | ≥97.00 | <0.30 | ≤1.20 |
| F230-F400 | ≥96.00 | <0.40 | ≤1.20 |
| F500-F800 | ≥95.00 | <0.40 | ≤1.20 |
| F1000-F1200 | ≥93.00 | <0.50 | ≤1.20 |
| P12-P90 | ≥98.50 | <0.20 | ≤0.60 |
| P100-P150 | ≥98.00 | <0.30 | ≤0.80 |
| P180-P220 | ≥97.00 | <0.30 | ≤1.20 |
| P230-P500 | ≥96.00 | <0.40 | ≤1.20 |
| P600-P1500 | ≥95.00 | <0.40 | ≤1.20 |
| P2000-P2500 | ≥93.00 | <0.50 | ≤1.20 |
Products Description
Black silicon carbide powder is an important metallurgical material, widely used in many fields of industrial production. As a synthetic carbide, it has become the preferred material for many high-temperature, high-wear-resistant and high-strength application scenarios due to its unique physical and chemical properties. The preparation of black silicon carbide powder usually adopts a high-temperature reduction method, which is generated by the high-temperature reaction of quartz sand and petroleum coke in an electric furnace. This process requires not only a strict raw material ratio, but also precise control of temperature and reaction time to ensure the purity and particle uniformity of the final product.
In the metallurgical industry, one of the main uses of black silicon carbide powder is as an additive or deoxidizer. In the steel smelting process, it can effectively remove impurities from the molten metal and improve the purity and mechanical properties of the steel. At the same time, the high temperature stability of black silicon carbide powder enables it to remain chemically inert in extreme environments, avoiding the impact of high temperature oxidation on the smelting effect. In addition, it is also used in the foundry industry as a reinforcement material for foundry sand to improve the surface finish and dimensional accuracy of castings. In addition to the metallurgical field, black silicon carbide powder also occupies an important position in the refractory industry. Due to its high melting point, excellent thermal conductivity and thermal shock resistance, it is often used as a raw material for refractory bricks, castables and ceramic products. In high-temperature kilns or metal heat treatment equipment, refractory materials with the addition of black silicon carbide can significantly extend the service life of the equipment and improve energy efficiency. At the same time, its wear resistance enables it to maintain structural stability in a high-temperature airflow environment and reduce material loss.
Black silicon carbide powder also plays a key role in the manufacture of abrasives and cutting tools. Its hardness is second only to diamond and boron carbide, and it is suitable for processing hard and brittle materials such as glass, ceramics and certain alloys. By mixing with other binders, black silicon carbide powder can be made into grinding wheels, cutting discs or abrasive pastes, which are widely used in mechanical processing, semiconductor wafer cutting and other fields. Compared with other abrasives, black silicon carbide powder has more outstanding sharpness and durability, and can maintain high cutting efficiency during long-term use.
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