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Specifications

Name: Transparent iron oxide Black (GTBL-909)
Appearance: black powder
HS Code: 2821100000
CAS NO: 1317-61-9
MF: Fe3O4
Packing detail: 25kg net weight per PP bag.
Properties:
It is widely applied to color of building material, water color, greasepaint, applied to making alnico in electronics and telecommunication, and applied to steel defect detection in battery and mechanical industry.
 
Specification:
 
Type
GTBL-909
Appearance
Black powder
Sample Comparison in Color
Approximate
Sample Comparison in Relative Tinting Strength
≥97
Volatile matter at 105℃ %
≤3.0
Water soluble %
≤0.5
Screenings(by 45μm square hole screen)%
≤0.05
PH value of water suspension
6-8
Oil absorption g/100g
25-30
Fe2O3 content %
≥93.0
Oil perjmeability
5 grade
Water-fast
5 grade
Alkali-resisting
5 grade
Acid-resisting
5 grade
solvent resistance ( ethanol resistance, toluene resistance)
5 grade
UV absorbing capacity
≥85%
Conductivity (<)
<500 us/cm