... scope : Counterweight , Carbon additive for foundries, Displacement Foundry Pig Iron for foundries. Low carbon grainCounterweight iron Lump ... :sand ,shot, ball , other Shape.Packing: 1000Kg bags.Application scope : Counterweight , Carbon additive for foundries, Displacement Foundry ... Pig Iron for foundries. Low carbon grain iron for steel making etc. counter weight iron sand