... 50 KG AND 100 KG /NET NEW IRON DRUMS ; PER 20' CONTAINER CAN PACK INTO 22.5 MT NET WEIGHT .Delivery ... Detail:Interiorly 20 Days the Receipt the L/C Or advance after .Specificationsmetallurgy ... : Black brown ; Purity: 80% : SIZE: 4-7 MM , 7-15 MM , 15-25 MM , 25-50 MM , 50-80 MM , 70-100 MM , 80-120 MM ;GAS YIELD:295-305 ...