... rubber,chemical,papermaking etc. Limestone Powder and lump, additive in the feed Application: 200mesh: as the additive in the feed 250-300mesh: ... soap 800mesh:rubber,pvc,plastic,electric cable 1250mesh:pvc,PE,coating,papermaking Properties:1.process:selects high purity limestone as ... -4.0Moisture Content ≤0.3Oil Absorption ml/100g ≤38Insoluble substance in HCL acid %≤0.1Fe content ≤0.1Mn content , ≤0 ...