... and lump, additive in the feed Application: 200mesh: as the additive in the feed 250-300mesh: whitewash the wall,plastic,rubber,waterproof ... material, is made through process of calcining.chemical reaction,reselection.dehydration,drying and depolymerization.It is adopted the technics of particular ... Content ≤0.3Oil Absorption ml/100g ≤38Insoluble substance in HCL acid %≤0.1Fe content ≤0.1Mn content ...