Alumina hydrate is functional filler and extender used in the synthetic onyx and artifical marble and is also flame retardant.

Aluminum hydrate:

We could supply you high quality aluminum hydroxide used in the artifical marble and flame retardant. 

Physical properties:Appearance:White powderMolecular formula:AL(OH)3Molecular Weight:78.0CAS No:21645-51-2Density(g/cm3):2.42

Chemical properties:AL(OH)3:99.6%min.Al2O3:65.1%min.SiO2:0.03%max.Fe2O3:0.02%max.Na2O3:0.2%max.L.O.I:35%max.Moisture:0.1%max.PH:7.5-10Whiteness:95%min.Particle Size:D50:75-95umPacking:in 25kgs bags.We have different size,fine,ultra fine.Particle size D50:90um,75-90um,50um,25um,20um,14um,10um,5um,3um,1um.

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Aluminum hydrate