Calcium Carbide, Graphite Electrode, Cac2 manufacturer / supplier in China, offering Factory Outlet Acetylene Cac2 50/100kg Drum Calcium Carbide 50-80mm, High Efficiency Calcium Carbide Gas Yield 295L/Kg Welcome to Order Cac2 15-25mm, 2024 Calcium Carbide Producers to Acetylene Cac2 7-15mm Gas Yield 305L/Kg and so on.
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