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Brucite

Specification of Brucite for flame retardant market
Property
Value
Mg(OH)2
94% min
CaO
1% max
SiO2
0.16%
Fe2O3
0.15%
LOI
30%
Decomposition Teperature
340 ℃
Acid Insoluble
1.5% max
Whiteness
90%
 
Specification of BruciteOre grade
Grade
Mg(OH)2
% min
MgO
% min
SiO2
% max
CaO
% max
Fe2O3
% max
Al2O3
% max
LOI
% Max
A
93
62
1.3
2.5
1.8
0.8
32
B
88
58
2.5
3.5
2.0
0.9
34
 
Calcined Brucite
Grade
MgO
% min
SiO2
% max
CaO
% max
Fe2O3
% max
Al2O3
% max
LOI
% Max
A
92
2.5
2.0
0.8
0.7
2.0
B
90
3.0
2.5
0.8
0.7
3.0
C
87
3.5
3.0
2.0
1.0
3.5
D
85
4.0
3.5
2.5
1.5
3.5
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