A professional manufacturer and exporter, we can supply high quality calcium carbide with very competitive price. Detailed Product Description:Name: Calcium Carbide Lump Size: 80-120mm, 50-80mm, 25-50mm, 7-30mm ,4-15mm, 1-4mmGas Yeild:285L/KG,295L/KG,305L/KG.Packing:New iron drum;50kg/drum,100kg/drum,250kg/drum. Delivery time: 15-20 working days.Quantity: shipped with 22.5mt in 1*20FCL, and 19. ...