Product Introduction
Calcium Silicon Alloy is a composite alloy composed of silicon, calcium, and iron, serving as a commonly used composite deoxidizer and desulfurizer. It finds extensive application in the production of various steel grades such as high-quality steel, low-carbon steel, and stainless steel, as well as special alloys like nickel-based and titanium-based alloys. Calcium-Silicon also functions effectively as a temperature-raising agent in converter steel making operations. Additionally, it serves as a nodularizing agent for cast iron and an additive in ductile iron production.
Product Specifications
|
Grade |
Ca ≥ |
Si |
C ≤ |
Al ≤ |
P ≤ |
S ≤ |
|
Ca31Si60 |
31 |
55~65 |
0.8 |
2.4 |
0.04 |
0.06 |
|
Ca28Si60 |
28 |
55~65 |
0.8 |
2.4 |
0.04 |
0.06 |
|
Ca24Si60 |
24 |
55~65 |
0.8 |
2.5 |
0.04 |
0.04 |
|
Ca20Si55 |
20 |
50~60 |
1.0 |
2.5 |
0.04 |
0.04 |
|
Ca16Si55 |
16 |
50~60 |
1.0 |
2.5 |
0.04 |
0.04 |
Functions of Calcium-Silicon Alloy
1. Both calcium and silicon exhibit strong affinity for oxygen. Calcium not only possesses exceptional deoxidizing capability but also effectively combines with sulfur and nitrogen, delivering excellent desulfurization and denitrogenation effects.
2. Calcium-silicon alloy exhibits strong deoxidizing power, with deoxidation byproducts readily rising to the surface for removal, leaving no residues in the molten steel.
3. It also enhances steel properties, improving plasticity, impact toughness, and casting fluidity.
4. Currently, calcium-silicon alloy can replace aluminum for final deoxidation in steel, finding extensive application in the production of high-quality steels, special steels, and special alloys. Examples include rail steel, low-carbon steel, stainless steel, as well as nickel-based alloys and titanium-based alloys.
5. Additionally, calcium-silicon alloy serves as a temperature-raising agent in converter steelmaking and is suitable as a nodularizing agent for cast iron and an additive in ductile iron production, demonstrating a remarkably broad range of applications.
Why Choose Us?
We consistently prioritize customer needs, offering one-stop services from product consultation and specification customization to logistics distribution and after-sales support.
Quality Assurance: Every batch undergoes rigorous testing to ensure compliance with national and industry standards.
Customization Services: Our expert team tailors product specifications and packaging to meet your production requirements.
After-Sales Support: We provide professional technical consultation to address any questions during product usage.
For detailed information on calcium silicon alloy products, pricing quotes, or customization needs, feel free to contact us anytime.



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