Fabricant et fournisseur de Carbure de calcium, électrode en graphite, Cac2, carbone CPC, carbone GPC de la Chine, offrant 50-80mm Calcium Carbide, 50kg/100kg Iron Drums Packaging, 25-50mm Industry Grade Calcium Carbide for Acetylene, High Gas Yield 295-305L/Kg, Long-Term Stable Supply, Direct Factory Prices, Competitive Advantage. de qualité etc.