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High white aluminium hydroxide
Characteristic:
High white aluminum hydroxide series products are non-toxic, tasteless, smoke free and flame retardant. It is a kind of excellent environmental protection inorganic flame retardant filling material.
Use:
Widely used in plastics, rubber, SMC, BMC, artificial marble, as well as insulation, electrical equipment, filling materials and other industries.

Item\Product
Fine size
H-WF-8
H-WF-10
H-WF-14
H-WF-20 H-WF-25
H-WF-90
Chemical information
AL(OH)3% >
99.6
99.6
99.6
99.6 99.6
99.6
SiO2 ≤
0.05
0.05
0.05
0.05 0.05
0.05
Fe2O3 ≤
0.02
0.02
0.02
0.02 0.02
0.02
Na2O% ≤
0.30
0.30
0.30
0.25 0.30
0.30
L.O.l ≤
35
35
35
   
35
S- Na2O% ≤
0.007
0.010
0.015
0.03 0.03
0.020
(%)Moisture ≤
0.4
0.4
0.4
0.2 0.2
0.1
D50 Mean size(μm)%
7-9
8-11
13-18
21±3 25±5
80-120
+43(μm)% ≤
3
4
/
   
/
Black spot(个/200g)
/
/
/
   
40
Whiteness %
97
97
96
95 95
93
DOP ml/100g
33
32
32
32 32
30
Refractive index
1.57



Aluminium hydroxide
The special production process makes the performance of the layered packing aluminium hydroxide more suitable for the processing of artificial board.
Aluminum hydroxide has higher purity than carbon process, and has been recognized by many top plate manufacturers at home and abroad. Many famous brands in the world use our products as raw materials.

Brand Chemical composition % DOP Whiteness Particle size Moisture
AL(OH)3≥
SIO2≤ Fe2O3≤ Na2O≤ Na2O(S)≤ M1/100g≤ %≥ D50um +325 mesh %≤ %≤
H-WF-14SP 99.6 0.03 0.02 0.20 0.02 30 95 16±3 12 0.3
H-WF-25SP 99.6 0.03 0.02 0.20 0.02 30 94 25±5 - 0.2
H-WF-25MSP 99.6 0.03 0.02 0.20 0.03 21 95 - - 0.2
H-WF-50SP 99.6 0.03 0.02 0.20 0.02 30 93 50±10 - 0.2
H-WF-75SP 99.6 0.03 0.02 0.20 0.02 30 92 85±15 - 0.1
H-WF-90SP 99.6 0.03 0.02 0.20 0.02 30 91 95±20 - 0.1