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氧化铁红在着色力和颜色一致性方面质量突出。由于其特定的化学组成和结构，产品还具有优异的耐光、耐高温、耐酸、耐碱、防锈性。氧化铁红是建筑材料、油漆和涂料着色等领域的理想之选。
氧化铁采用特殊的宇星法工艺生产，分散性好，着色力和遮盖力很强，无油渗性和水渗性，它们在着色力、稳定性、色相一致性方面教国内同级产品质量更突出。
氧化铁红应用范围很广，例如用于混凝土屋面瓦、外墙油漆、彩色塑料等。它们常常被用作特殊的标志或信号色，例如用于彩色沥青、自行车道路面等，宇星现在厂区路面就是采用自制的氧化铁红铺建而成。
型号 | 101 | 110 | 120 | 130 | 145 | 180 | 190 | 3602 |
含量(%) | ≥95 | ≥95 | ≥95 | ≥95 | ≥95 | ≥95 | ≥95 | ≥95 |
吸油量(ml/100g) | 15~25 | 15~25 | 15~25 | 15~25 | 15~25 | 15~25 | 15~25 | 15~25 |
筛余物(%) | ≤0.3 | ≤0.3 | ≤0.3 | ≤0.3 | ≤0.3 | ≤0.3 | ≤0.3 | ≤0.3 |
水溶物(%) | ≤0.5 | ≤0.5 | ≤0.5 | ≤0.5 | ≤0.5 | ≤0.5 | ≤0.5 | ≤0.5 |
105℃挥发物(%) | ≤1.0 | ≤1.0 | ≤1.0 | ≤1.0 | ≤1.0 | ≤1.0 | ≤1.0 | ≤1.0 |
PH值 | 4~7 | 4~7 | 4~7 | 4~7 | 4~7 | 4~7 | 4~7 | 4~7 |
密度(g/cm3) | 0.7~1.1 | 0.7~1.1 | 0.7~1.1 | 0.7~1.1 | 0.7~1.1 | 0.7~1.1 | 0.7~1.1 | 0.7~1.1 |
粒子形状 | Spherical | Spherical | Spherical | Spherical | Spherical | Spherical | Spherical | Spherical |
色差 (△E) | ≤1.0 | ≤1.0 | ≤1.0 | ≤1.0 | ≤1.0 | ≤1.0 | ≤1.0 | ≤1.0 |
着色力(%) | 95~105 | 95~105 | 95~105 | 95~105 | 95~105 | 95~105 | 95~105 | 95~105 |
