... .Used for plastic,rubber,chemical,papermaking etc. Limestone Powder and lump, additive in the feed Application: 200mesh: as the additive in the ... feed 250-300mesh: whitewash the wall,plastic,rubber,waterproof material 350- ... .4400MESH940.3980.30.4325MESH940.4980.30.4 F-0172, Limestone Powder and Lump,additive in the feed