... Powder and lump, additive in the feed Application: 200mesh: as the additive in the feed 250-300mesh: whitewash the wall,plastic,rubber,waterproof ... :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 ...