Calcium Silicon Barium Alloy
| Ca(%) | Si(%) | Ba(%) | Al(%) |
| ≥20 | ≥35 | ≥20 | ≤2.0 |
| ≥30 | ≥20 | ≥13 | ≤2.0 |
| ≥10 | ≥45 | ≥10 | —— |
| 26-30 | 35-45 | 18-24 | —— |
| 8-12 | 45-55 | 8-12 | —— |
| ≥12 | ≥50 | ≥12 | —— |
| ≥20 | ≥35 | ≥20 | —— |
| Also can execute the production according to customer’s special requirement | |||
Product Introduction
Calcium Silicon Barium Alloy is a multi-element alloy containing calcium, silicon and barium. It is mainly used for deoxidation, desulfurization and modification in steel smelting to improve the purity of molten steel and the quality of castings.
Product Applications
Molten Steel Deoxidation Aid
Calcium Silicon Barium Alloy reacts rapidly with oxygen in molten steel to form stable oxides such as silicates, calcium oxide, and barium oxide. This reduces the oxygen content in the steel by forming easily buoyant inclusions, improving the purity of the molten steel and the quality of the finished product.
Desulfurization and Dephosphorization
The calcium and barium in this alloy form insoluble compounds with sulfur and phosphorus, allowing them to separate from the molten steel as slag, reducing the content of harmful impurities in the steel.
Inclusion Morphology Modifier
The alloy transforms large angular inclusions into small particles or spherical structures, thereby improving the plasticity, toughness, and mechanical properties of the steel.
Grain Refining Accelerator
The barium element acts as a nucleation core during solidification, promoting crystal nucleation and inhibiting grain growth, thereby improving the strength, impact resistance, and fatigue life of the finished steel.
Alloying Agents
Silicon, calcium, and barium can be used as alloying elements to precisely adjust the composition of steel, improving hardness, processability, and corrosion resistance. They are suitable for the formulation of conventional high-strength steels, stainless steels, and specialty alloys.
Company Advantages
Electric Arc Furnace and MRF Integration
The company’s refractory plant is equipped with three electric arc furnaces and one medium frequency furnace (MRF). Precisely controlled charging and furnace temperature ensure a stable ratio of calcium, silicon, and barium in the Calcium Silicon Barium Alloy.
Integrated Production
Raw materials are processed in our own calcining equipment (such as a gas calciner) and then directly used in alloy production, reducing reliance on outsourcing. Combined with our own crushing and screening systems, we shorten overall delivery cycles.
Proven Export Experience
Our products have been exported in bulk to Europe, India, the Middle East, and other regions. Our understanding of target market certifications and packaging specifications facilitates direct use by buyers at local steel mills or for resale.
FAQ
Q: What is the main function of Calcium Silicon Barium Alloy?
A: It is primarily used for deoxidation, desulfurization, and inclusion modification in steelmaking, improving molten steel purity and finished product performance.
Q: What types of steel is it suitable for?
A: It is suitable for a variety of steel grades, including carbon steel, alloy steel, and stainless steel, especially those requiring low sulfur and low oxygen.
Q: Can the composition ratio be adjusted to meet customer requirements?
A: Yes, the calcium, silicon, and barium content can be customized according to customer process requirements to ensure optimal performance and compatibility.
Q: How can the alloy be added?
A: It can be added via ladle dosing or tundish wire feeding, depending on the steelmaking process.
Q: What precautions should be taken during storage?
A: It must be sealed and moisture-proof to prevent moisture absorption or oxidation, which could affect reaction efficiency and composition stability.
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