Ground Aluminum Hydroxide (PF-COP8)
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Grounded Aluminum hydroxide
Ground Aluminum Hydroxide (PF-COP8)
PF-COP8 aluminum hydroxide is a high whiteness ground grade with an average median particle size of 8-11 microns.
It can be used in rubber, SMC, BMC urethane foam, unsaturated polyester resin, PVC, SBR belting, EPDM, EPR, adhesives, and coatings.
Grade |
|
PF-COP5 |
PF-COP8 |
PF-COP11 |
Name |
Unit |
Indicator value |
Indicator value |
Indicator value |
Al(OH)3-content |
[%] |
≥99.6 |
≥99.6 |
≥99.6 |
Al2O3 |
[%] |
≥64.5 |
≥64.5 |
≥64.5 |
SiO2 |
[%] |
≤0.05 |
≤0.05 |
≤0.007 |
Fe2O3 |
[%] |
≤0.02 |
≤0.02 |
≤0.007 |
Na2O(total) |
[%] |
≤0.35 |
≤0.35 |
≤0.2 |
Loss on ignition |
[%] |
35 |
35 |
34.5 |
Free moisture | [%] | ≤0.4 | ≤0.3 | ≤0.2 |
Particle size (Laser diffraction) |
D50(μm) |
5-7 | 8-11 | 10-12 |
Oil absorption |
ml/100g |
≤35 | ≤35 | 28 |
Whiteness |
[%] |
≥96 | ≥96 | ≥96 |
Mohs hardness |
|
3 | ||
PH |
|
8-9 |
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Ground Aluminum Hydroxide (PF-COP5)
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