1.性能特点：碳酸钙化学性质比较稳定，几乎不溶于水，具有结构致密，白度高，杂质少，分散性好，覆盖力强，表面光滑，粒度均匀，加工工艺性能好，DOP吸油值低等特点。
Characteristics: the calcium carbonate chemical properties is stable, almost insoluble in water, having a compact structure, high whiteness, less impurity, good dispersibility, good covering power, smooth surface, even granularity, good manufacturability, low value of DOP oil absorption.
2.应用领域：用于透明母料、橡胶、玻璃、塑料、涂料、油墨造纸、人造石等行业。
Application fields: transparent master batch, rubber, glass, plastic, paint, ink, paper making, artificial stone, etc
3系数指标
规 格 测定项目 | 800M | 1250M | 1500M | 2300M | 2500M | |
粒径分布通过累计重量（%） | 1.0μm | 25 | 30 | 35 | 45 | 50 |
2.0μm | 40 | 50 | 60 | 70 | 85 | |
5.0μm | 60 | 70 | 80 | 90 | 98 | |
8.0μm | 75 | 85 | 97 | 98 | 100 | |
10 μm | 85 | 97 | 99 | 100 | ||
20 μm | 99 | 100 | ||||
30 μm | 100 | |||||
Particle Size | 粒径D50(μm)≤ | 3.5 | 2.5 | 2.0 | 1.5 | 1 |
Particle Size | 粒径D97(μm)≤ | 16 | 10 | 8 | 6 | 4.5 |
Appearance | 外观 | 白色粉末 | 白色粉末 | 白色粉末 | 白色粉末 | 白色粉末 |
Whiteness | 白度%≥ | 92 | 93 | 93 | 95 | 95 |
Sieve Test | 筛余物(20μm)≤ | 0.8 | 0.1 | 0.01 | 0 | 0 |
PH Value | PH值 | 8.5-9.5 | 8.5-9.5 | 8.5-9.5 | 8.5-9.5 | 8.5-9.5 |
Oil Absorption | 吸油量(ml/100g) | 18-22 | 20-24 | 22-28 | 22-30 | 22-30 |
Moisture Content | 水份%≤ | 0.5 | 0.5 | 0.5 | 0.5 | 0.5 |
DOP Absorption value | DOP吸油量(ml/100g) | 40-45 | 42-50 | 45-55 | 48-58 | 50-60 |
Loss on lgnition | 烧失量% | 43.5 | 43.5 | 43.5 | 43.5 | 43.5 |
Sediment Volume | 沉降体积（ml) | 30 | 35 | 45 | 55 | 68 |
True Specific Gravity | 真比重（t/m3) | 2.7 | 2.7 | 2.7 | 2.7 | 2.7 |
Postulate Specific Gravity | 假比重（t/m3) | 1 | 0.85 | 0.8 | 0.7 | 0.6 |
CaCO3 | 碳酸钙%≥ | 98.8 | 98.8 | 98.8 | 98.8 | 98.8 |
Fe2O3 | 三氧化二铁%≤ | 0.02 | 0.02 | 0.02 | 0.02 | 0.02 |
SiO2 | 二氧化硅%≤ | 0.01 | 0.01 | 0.01 | 0.01 | 0.01 |
MgO | 氧化镁%≤ | 0.1 | 0.1 | 0.1 | 0.1 | 0.1 |
Al2O3 | 三氧化二铝%≤ | 0.01 | 0.01 | 0.01 | 0.01 | 0.01 |
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