Alumina Trihydrate ATH

ALUMINIUM HYDROXIDE

CAS NO.: 21645-51-2
EINECS No.: 244-492-7
FORMULA: Al(OH)3
MOL WT.: 78
H.S. CODE: 2818.30

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Regarding Aluminium Hydroxide for artifical marble, toothpaste abradant, flame retardant, Artificial Onyx Filler, etc, spec:
ALUMINUM HYDROXIDE

H-WF-90,H-WF-75,H-WF-50sp,H-WF-25,H-WF-20,H-WF-14,H-WF-10,H-WF-1
Physical properties :
Appearance: White powder
Molecular formula: Al( OH) 3
Molecular Weight: 78.0
CAS No.: 21645-51-2
Bulk Density( g/ cm3) : Loosed: 1.1
Packed: 1.3
Density( g/ cm3) : 2.42
Shelf life: Longer than 2 years.

chemical properties :
Al( OH) 3: 99.6% min.
Al2O3: 65.1% min.
SiO2: 0.03% max.
Fe2O3: 0.02% max.
Na2O: 0.2% max.
L.O.I.: 35% max.
Moisture: 0.1% max.
PH: 7.5~ 10
Whiteness: 93% min.
Particle Size: D50: 75~ 95um
Packing: in 25 kgs bags,

We have different size, fine, ultra fine, and also coated by Silane or Stearic Acid.
Particle size D50: 90um, 75~ 90um, 50um, 25um, 20um, 14um, 10um, 5um, 3um, 1um.

Best Regards

Yang Haitao

HENAN KINGWAY CHEMICALS CO., LTD.
Tel: 86-371-65336567,
Fax: 86-371-65336188
Web: http: / / www.hnkingway.com
Email: kingway@ hnkingway.com