Aluminum Hydroxide
Al（OH）3
CAS NO. 21645-51-2
General Properties 常規屬性
|
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 |
HJM-10 |
HJM-15 |
HJM-25 |
HJM-35 |
HJM-50 |
|
|
Chemical constituent 化學成分 |
Al(OH)3 [%] ≥ |
99.7 |
99.7 |
99.7 |
99.7 |
99.7 |
|
Al2O3 [%] ≥ |
64.5 |
64.5 |
64.5 |
64.5 |
64.5 |
|
|
SiO2 [%] ≤ |
0.05 |
0.05 |
0.05 |
0.05 |
0.05 |
|
|
Fe2O3 [%] ≤ |
0.01 |
0.01 |
0.01 |
0.01 |
0.01 |
|
|
Na2O [%] ≤ |
0.30 |
0.30 |
0.30 |
0.30 |
0.30 |
|
|
Loss on ignition 灼減 ≤ |
35.0 |
35.0 |
35.0 |
35.0 |
35.0 |
|
|
Attached water水分 ≤ |
0.4 |
0.30 |
0.30 |
0.30 |
0.30 |
|
|
+325 mesh 325目篩上≤ |
0.01 |
0.5 |
10 |
30 |
50 |
|
|
oil absorption 吸油率 ≈ |
27 |
22 |
20 |
20 |
20 |
|
|
Mean particle diameter粒度（D50） μ m |
9-12 |
13-18 |
22-27 |
30-40 |
40-60 |
|
|
Whiteness白度 [R457] ≥ |
97 |
96 |
95 |
95 |
95 |
|
|
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. 備注：可根據客戶要求調整產品粒度 |
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Applications：
●Plastics and board fireproofing工程塑料防火板
●Coating, adhesives and electronic sealing material涂層，膠黏劑，電子灌封料
●insulating compound, conveyer belt絕緣材料 輸送帶
●Artificial stone and BMC and SMC人造石，團狀模塑料，片狀模塑料
Packaging：
●Compound paper or plastic packaging紙塑合一袋或塑編袋
●Net weight:25kg/bag, or40 kg/bag or jumbo bag 25公斤/包或40公斤/包或集裝袋
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