Regarding Aluminium Hydroxide for filler,spec as follow:
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:
SPEC Typical
Al(OH)3: 99.6% min. 99.78%
SiO2: 0.05% max. 0.023%
Fe2O3: 0.02% max. 0.008%
Na2O: 0.4% max. 0.19%
Moisture @ 105'C: 0.3% max. 0.18%
PH value: 7.5~10 9.60
Whiteness: 93 min. 95.6
L.O.I. @ 1200 'C: 35% max.
We have different size,fine, ultra fine, and also coated by Silane or Stearic Acid.
Particle size D50: 75~90um,50um,25um,20um,14um,10um,5um,3um,1um.
产品规格︰
Please kindly be noted that Aluminium Hydroxide used for Aluminium Sulphate ,Specification:
Al(OH)3:98.5% min.(dry basis)
Al2O3: 64.5% min.(dry basis)
SiO2: 0.05% max.
Fe2O3: 0.02% max.
Na2O: 0.40% max.
Moisture:10% max.
L.O.I.: 35% .
Packing:In 50 kgs bags.
Aluminium Hydroxide Agate grade,specification:
Al(OH)3: 99.6% min.
SiO2: 0.03% max.
Fe2O3: 0.01% max.
Na2O: 0.3% max.
L.O.I.: 35% max.
Moisture: 0.3% max.
Whiteness: 94% min.
Size: 70~90um,8~12um,etc.
Packing: In 25 kgs bags
