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High Carbon Columnar Recarburizer 95%

Customized size carburizing agent for foundry casting

Coal Carbon Additive also called Calcined anthracite Coal, Gas Calcined Anthracite Coal, Carbon Raiser,Recarburizer,etc.

Physical form: clean appearance, no impurities, porous structure, fast absorption speed, high absorption rate

1. High fixed carbon. Fixed carbon content ≥ 95% Microscopic morphology: excellent crystallinity and quality, effectively improving the grade and performance of cast iron

2. Low sulfur and low nitrogen. Sulfur and nitrogen are below 0.05 High absorption rate. According to the method of use, the absorption rate can reach more than 90%.

    High Carbon Columnar Recarburizer 95%

    Artificial Graphite Columnar

    Artificial graphite columnar refers to man-made graphite shaped into rods or columns, often from petroleum coke, processed at extremely high temperatures to create a highly structured, pure carbon material used primarily as a high-efficiency recarburizer (carbon additive) in foundries to improve molten iron quality, or as components in batteries, electrodes, and lubricants. These columnar forms have large pores and a structure that promotes rapid dissolution and uniform graphite distribution in metals, enhancing casting properties like strength and reducing defects.

    Key Characteristics & Uses:


    1. Source Material: Typically made from petroleum coke or coal tar pitch, shaped, and then graphitized at temperatures over 2500°C (5400°F).
    2. Structure: Possesses a regular, well-defined crystalline structure with wide molecular spacing, allowing for faster decomposition in molten metal.
    3. Foundry Industry: Acts as a "recarburizer," rapidly adding carbon to iron/steel, increasing graphite nucleation, refining graphite structure, and improving casting quality (e.g., in ductile iron).
    Other Applications: Used in lithium-ion battery anodes, electrical contacts, friction materials, and as solid lubricants.
    Form: Produced as cylinders, blocks, or rods, often with controlled porosity for specific absorption rates. 
    In essence, artificial columnar graphite is a high-performance carbon product engineered for specific industrial needs, offering superior purity and structure compared to natural graphite in many applications

    Specification

    Fixed Carbon
    95%
    Sulfur
    0.05%
    Ash
    0.7%
    V.M
    0.8%