parameters of high carbon silicon
| High carbon silicon | Si | C | Al | S | P |
| ≥ | ≥ | ≤ | ≤ | ≤ | |
| Si68C18 | 68 | 18 | 3 | 0.1 | 0.05 |
| Si65C15 | 65 | 15 | 3 | 0.1 | 0.05 |
| Si60C10 | 60 | 10 | 3 | 0.1 | 0.05 |
uses of high carbon silicon
1. Deoxidizer
High-carbon silicon is used as a deoxidizer in the steelmaking process, effectively reducing the oxygen content in molten steel. Silicon has a strong chemical affinity with oxygen, so high-carbon silicon can react with oxygen in the molten steel, forming slag that floats to the surface of the steel, thus achieving the purpose of deoxidation. This method not only improves the quality of steel but also reduces defects such as subcutaneous bubbles and porosity caused by excessive oxygen content.
2. Improve the quality and performance of steel
In the process of steelmaking, silicon and carbon elements in high-carbon silicon can dissolve into the molten steel, achieving the effect of increasing silicon and carbon. Silicon can significantly enhance the strength, hardness, and elasticity of steel, enabling it to withstand greater stress without deformation. In addition, silicon can also improve the elastic properties of steel, making it easier to return to its original shape when subjected to external forces.
3. Desulfurizer
High carbon silicon also has a certain desulfurization effect in steelmaking. It can react with sulfur in steel, reducing the sulfur content in steel and thus improving the quality of steel, avoiding the adverse effects of sulfur on the processing performance and mechanical properties of steel.
4. Cost-effectiveness
High carbon silicon, as a new type of strong composite deoxidizer, can replace traditional deoxidizers such as silica powder, calcium carbide, carbon powder, and alloy powder, which are more expensive, thus reducing production costs. At the same time, high carbon silicon has a large density and high purity, does not pollute the steel liquid, and helps to improve the quality of the steel liquid.
5. Multiple Forms
High carbon silicon can be processed into various forms such as spheres, powders, or granules according to customer requirements, to adapt to different production processes and application needs.
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