... 4.Used for plastic,rubber,chemical,papermaking etc. Limestone Powder and lump Application: 200mesh: as the additive in the feed ... 1250mesh:pvc,PE,coating,papermaking Properties:1.process:selects high purity limestone as raw material, is made through ... secondary depolymerization.2.feature:poison free,odour free,high purity,high heat stability,low oil absoption,good dispersibilityTypical Physical ...