Reliable Industrial Supply from Leading Calcium Carbide Manufacturers in China

As global demand for acetylene gas production, organic synthesis, and metal processing continues to expand, sourcing high-grade chemical raw materials directly from established production hubs is vital for global distributors and industrial end-users. As premier calcium carbide manufacturers in China, we provide consistent, high-yield calcium carbide (CaC₂) synthesized to international quality and safety standards. Our manufacturing facilities leverage abundant local raw materials and advanced electric arc furnace technologies to supply global markets with cost-effective, premium-grade products.

Why Source from Established Calcium Carbide Manufacturers in China

The industrial chemical sector in East Asia has developed unrivaled supply chain efficiency, enabling high-capacity continuous production. Partnering directly with experienced calcium carbide manufacturers in China ensures access to reliable raw material streams with guaranteed chemical activity. Our production lines maintain strict quality control protocols from quicklime calcination and coke blending to furnace reduction, ensuring every batch meets rigorous purity metrics.

By eliminating intermediary trading channels, sourcing directly from verified calcium carbide manufacturers in China gives clients a distinct competitive advantage through factory-direct pricing, flexible order customization, and direct technical support. Whether your operations require precise lump size fractions or specialized packaging parameters for long-distance maritime transport, our direct factory model covers every aspect of international procurement.

Product Grade and Specifications

Our industrial calcium carbide features high gas output, minimal trace impurities, and consistent lump size distribution. Key technical parameters include:

• Chemical Formula: CaC₂
• CAS Registry Number: 75-20-7
• Acetylene Gas Yield: ≥ 295 L/kg at standard temperature and pressure (20°C, 101.3 kPa)
• Available Particle Fractions: 2-4mm, 4-7mm, 7-15mm, 15-25mm, 25-50mm, 50-80mm, and 80-120mm
• Phosphine (PH₃) Content: ≤ 0.08% (v/v)
• Hydrogen Sulfide (H₂S) Content: ≤ 0.10% (v/v)
• Physical Characteristics: High mechanical strength, low dust generation, dark grey to purple-brown crystalline solid

Diverse Industrial Applications

Products engineered by qualified calcium carbide manufacturers in China serve a critical role across several core industrial sectors worldwide:

1. Industrial Acetylene Gas Generation: Serves as the primary feedstock for generating acetylene gas used in metal cutting, oxy-acetylene welding, and specialized illumination.
2. Metallurgical Steel Desulfurization: Acts as a powerful reagent in hot-metal pretreatment for modern steelworks, removing sulfur impurities efficiently to yield high-purity steel products.
3. Synthetic Organic Chemicals: Used extensively as a chemical foundation for producing vinyl chloride monomer (VCM), polyvinyl chloride (PVC), calcium cyanamide (lime nitrogen), and synthetic rubbers.
4. Agricultural De-greening Agents: Applied in controlled environments to release trace acetylene gas for fruit ripening acceleration.

Export Packaging, Safety Standards, and Logistics

Due to the hazardous nature of calcium carbide and its rapid reactivity with moisture, secure packaging is paramount. We pack all outgoing shipments into heavy-duty 50kg or 100kg steel drums sealed air-tight under a dry nitrogen gas cushion. The drums feature reinforced corrugated rims and lever-lock lids compliant with UN hazardous goods packaging regulations (UN 1402, Class 4.3). Our dedicated logistics management ensures seamless clearance, ocean freight handling, and safe arrival at destination ports worldwide.