200目 | 400目 | 600目 | 800目 | 1250目 | 2000目 | 3000目 | |
碳酸钙 | ≥98% | ≥98% | ≥98.8% | ≥98.8% | ≥99% | ≥99% | ≥99% |
三氧化二铁 | ≤0.03% | ≤0.03% | ≤0.03% | ≤0.03% | ≤0.03% | ≤0.03% | ≤0.03% |
二氧化硅 | ≤0.05% | ≤0.05% | ≤0.05% | ≤0.05% | ≤0.05% | ≤0.05% | ≤0.05% |
三氧化二铝 | ≤0.15% | ≤0.15% | ≤0.15% | ≤0.15% | ≤0.15% | ≤0.15% | ≤0.15% |
PH值 | 8-9 | 8-9 | 8-9 | 8-9 | 8-9 | 8-9 | 8-9 |
水份 | ≤0.3% | ≤0.3% | ≤0.3% | ≤0.3% | ≤0.3% | ≤0.3% | ≤0.3% |
白度 | ≥93 | ≥94 | ≥94 | ≥95 | ≥95 | ≥95 | ≥95 |
吸油量g/100g | 10-15 | 13-16 | 15-18 | 17-20 | 20-23 | 23-26 | 31-34 |
吸水量g/100g | 0.35 | 0.4 | 0.43 | 0.45 | 0.48 | 0.52 | 0.59 |
碳酸钙:经天然方解石研磨粉碎气流分级精制而成。其产品粒径小、杂质少、白度高、吸油量低、绝缘流动性好等特点。广泛用于塑料、橡胶、涂料、建材、纺织、玻璃、造纸、复合材料等领域.