
Pure Calcium Cored Wire
Pure Calcium Cored Wire is a flux-cored material designed for precise carbon addition during steelmaking, enabling rapid and stable increases in molten steel carbon content.
- Fast Delievery
- Quality Assurance
- 24/7 Customer Service
Product Introduction
Product Introduction
Pure calcium core wire is a core metallurgical auxiliary material used in ladle refining during steelmaking. It is meticulously crafted by wrapping a high-purity metallic calcium core with high-quality steel strip, resulting in a compact structure and excellent stability. The product is primarily used for deoxidation, desulfurization, and inclusion modification in molten steel, effectively optimizing steel quality and enhancing the purity and mechanical properties of the steel. It is widely used in the smelting and production of various types of steel, including carbon steel, alloy steel, and special steel.
Our factory has specialized in the production of metallurgical alloy additives for many years. Relying on mature production processes and a comprehensive quality control system, we are able to provide major steel mills and metallurgical enterprises with highly stable, cost-effective pure calcium-core wires and customized supply services.
Application Scenarios
- Carbon charging after EAF/converter steelmaking
- Fine carbon adjustment in secondary refining (LF, RH)
- Composition control for low-carbon, medium-carbon, and select alloy steels
- Production lines demanding high carbon charging efficiency and stability


Usage Recommendations
- Calculate theoretical dosage based on target carbon content and molten steel weight; recommend staged charging.
- Ensure full contact between the cored wire and molten steel during addition to enhance carbon absorption efficiency.
- Combine with rapid composition analysis to promptly adjust subsequent carbon addition quantities.
- Avoid moisture exposure to prevent material caking, which impairs combustion and dissolution.
- Store in a sealed container within a dry warehouse during prolonged non-use.
Strict Quality Inspection System
Consistent quality is the cornerstone of long-term supply. Enhao Alloy has established a standardized, end-to-end quality inspection mechanism to strictly control the quality of pure calcium core wire products. Before shipment, all finished products undergo comprehensive testing using professional equipment to verify key indicators such as core composition, purity, and physical parameters, ensuring strict compliance with industry standards and customized technical requirements. We prevent non-conforming products from leaving the warehouse, ensuring that every batch has uniform composition and stable performance to meet the demands of various high-precision steelmaking processes, thereby guaranteeing the quality of your production.
Stable Production Capacity and Supply Capabilities
Our factory possesses large-scale, specialized production capabilities, equipped with four standardized production lines and eight specialized production furnaces. With comprehensive production equipment and mature processes, we are capable of automated, continuous production. Backed by a comprehensive production system, our factory maintains ample inventory to meet various customer needs, including large-volume purchases, long-term stable supply, and emergency restocking. We provide stable, uninterrupted product supply to our partner companies over the long term, helping customers advance their production plans in an orderly manner.
Minimum Order Quantities and Partnership Inquiries
To lower the procurement threshold for customers and accommodate the needs of enterprises of all sizes, our pure calcium core wire products offer flexible minimum order quantities, which are negotiable. Whether it's small-batch sample purchases, medium-batch routine purchases, or large-volume long-term strategic partnerships, we welcome discussions on all options.
If you have any questions regarding specific product specifications, customization options, packaging specifications, pricing, or minimum order quantities, please feel free to contact us at any time.
Email: Jingfengyuan@jfyferroalloys.com
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