Hydrated alumina is a kind of ideal fire retardant filler for electric wire and cables. It is non-hygroscopic with customizable grain size and non-toxic with stable whiteness at curing.Aluminum hydroxide is working well with materials just like polyester,epoxy,phenolic,pvc,silicone rubber,etc.
Typical properties |
HJx-1 |
HJX-5 |
Moisture |
<0.4 |
<0.4 |
Al(OH)3 |
>99.6 |
>99.6 |
SiO2 |
<0.04 |
<0.04 |
Iron Oxide |
<0.03 |
<0.03 |
Sodium oxide |
<0.3 |
<0.3 |
Particle Size(D50,μm) |
0.9-1.3 |
4-6 |
Oil Absorption Volume |
37-44 |
32-35 |
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