Aluminum Hydroxide
Al（OH）3
CAS NO. 21645-51-2
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
|
Item Model |
HJL-5 |
HJL-8 |
HJL-21 |
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|
Chemical constituent 化学成分 |
Al(OH)3 [%] ≥ |
99.7% |
99.7% |
99.7% |
|
|
Al2O3 [%] ≥ |
64.5 |
64.5 |
64.5 |
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|
SiO2 [%] ≤ |
0.05 |
0.05 |
0.05 |
||
|
Fe2O3 [%] ≤ |
0.01 |
0.01 |
0.01 |
||
|
Na2O [%] ≤ |
0.30 |
0.30 |
0.30 |
||
|
Loss on ignition 灼减 ≤ |
35.0 |
35.0 |
35.0 |
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|
Attached water水分 ≤ |
0.4 |
0.30 |
0.30 |
||
|
+325 mesh 325目筛上≤ |
0.01 |
0.5 |
10 |
||
|
oil absorption 吸油率 ≈ |
22 |
20 |
18 |
||
|
Mean particle diameter粒度（D50） µ m |
5-7 |
6-9 |
13-17 |
||
|
Whiteness白度 [R457] ≥ |
97 |
96 |
95 |
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|
PH value PH值 |
10.0±1.5 |
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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 |
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Applications：
●Coating, adhesives and electronic sealing material涂层，胶黏剂，电子灌封料
●BMC and SMC团状模塑料，片状模塑料
Packaging：
●Compound paper or plastic packaging纸塑合一袋或塑编袋
●Net weight: 25kg/bag, or40 kg/bag or jumbo bag 25公斤/包或40公斤/包或集装袋
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