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高岭土,是经过特殊工艺处理后,具有完整的磷片结构,稳定的高白度,粒度分布均匀,基本上无筛余物,光散射系数高,分散液粘浓度高,遮盖力高,悬浮性好,附着力强,储存性能稳定等优点。主要应用于涂料、造纸、油漆、橡胶、高级瓷器、电线电缆、工业塑料、油墨、食品、化妆品、药品等,在油漆涂料中代替立德粉和部分钛白 粉等昂贵材料。
化学指标
SiC2(%) | AL2O3(%) | Fe2O3(%) | TiO2(%) | CaO(%) |
52-54 | 44-46 | <0.35 | <0.5 | <0.2 |
Mgo(%) | K2O(%) | Ha2O(%) | MnO(%) |
<0.2 | <0.05 | <0.1 | <0.004 |
白度(%) | 94°±1 |
粒度(-10um,%) | ≥95% |
325目筛余物(%) | ≤0.003% |
吸油值 | ≥62% |
PH值 | 6.5-7.5 |
水份 | ≤0.5% |