General Properties 常规属性
Molecular weight分子量 | 78 | Mohs hardness 摩氏硬度 | 3 |
Density g/cm3 密度 | 2.4 | Ratio of refraction 折光率 | 1.58 |
Physical and Chemical Properties理化指标：
Item Model | HJX-1S | HJX-1 | HJX-3 | HJM-5 | |
Chemical constituent 化学成分 | Al(OH)3 [%] ≥ | 99.7 | 99.7 | 99.7 | 99.7 |
Al2O3 [%] ≥ | 64.5 | 64.5 | 64.5 | 64.5 | |
SiO2 [%] ≤ | 0.05 | 0.05 | 0.05 | 0.05 | |
Fe2O3 [%] ≤ | 0.01 | 0.01 | 0.01 | 0.01 | |
Na2O [%] ≤ | 0.35 | 0.35 | 0.35 | 0.35 | |
Loss on ignition 灼减 ≤ | 35.0 | 35.0 | 35.0 | 35.0 | |
Attached water水分 ≤ | 0.4 | 0.4 | 0.4 | 0.4 | |
+325 mesh 325目筛上≤ | 0.01 | 0.01 | 0.1 | 0.5 | |
oil absorption 吸油率 ≈ | 32 | 32 | 32 | 32 | |
Particle size 粒度 [um] | D10 | 0.3-0.6 | 0.3-0.6 | 0.5-0.8 | 0.7-1.0 |
D50 | 1-2 | 1-2 | 2-4 | 4-6 | |
D90 | 4-6 | 4-6 | 7-10 | 8-12 | |
Specific conductivity 电导率[µs/cm] | 150 | 200 | 150 | 150 | |
Whiteness 白度 [R457] ≥ | 97.0 | 97.0 | 96.0 | 96.0 | |
PH value PH值 | 10.0±1.5 | ||||
Notes: In this specification, the mean particle size can also be produced according to customer's requirements. 备注：可根据客户要求调整产品粒度 | |||||
Applications产品应用：
●Plastics and rubber 工程塑料橡胶制品
●Coating, adhesives and electronic sealing material涂层，胶黏剂，电子灌封料
●wire-insulating compound, rubber cable, conveyer belt 绝缘子，橡胶电缆料，输送带
Packaging包装：
●Compound paper or plastic packaging纸塑合一袋或塑编袋
●Net weight: 25kg/bag, or jumbo bag 25公斤/包或集装袋
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