calcium carbide malyanr@rocketmail.com size:4-15mm gas yield:280L/kg packing:50kg and 100kg steel drum Explore More
calcium carbide size:15-25mm gas yield:290L/kg packing:50kg,100kg,250kg steel drum Explore More
calcium carbide size:0-4mm,2-4mm,4-7mm,2-10mm,4-15mm,15-25mm,4-25mm,7-15mm,25-50mm,50-80mm etc. gas yield:260-305L/kg packing:25kg,50kg,100kg,250kg ...Explore More
