transparent iron oxide black

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 e97
Volatile matter at 105 Celsius degree % d3.0
Water soluble % d0.5
Screenings( by 45¼ m square hole screen) % d0.05
PH value of water suspension 6-8
Oil absorption g/ 100g 25-30
Fe2O3 content % e93.0
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 e85%
Conductivity