Iron Oxide Black Pigment
Iron oxide black is an inorganic.
CAS Number: 1317-61-9
Molecular formula: Fe3O4
Molecular weight: 231.533
This substance is insoluble in water, alkaline solution and organic solvents such as ethanol and ether.
Color classification:
Black 330 Black 357 Black 616
Item |
Standard |
Item |
Standard |
Fe2O3 |
80-99% |
FeO |
0.01-0.5% |
Cu,ppm |
0.5-1.0% |
CaO |
0.1-2% |
Moisture |
0.1-1% |
Hydrotrope |
0.1-0.6% |
Tinting strength |
95-105 |
PH |
5-7 |
Application:
Iron oxide black is a commonly used magnetic material.
Used as raw material for audio tapes and telecommunication equipment. and raw materials for ironmaking.
Used for primers and topcoats.
It is very hard and can be used as abrasive. It has been widely used in the field of automobile braking and welding materials.
Because of its large specific gravity and strong magnetic properties, it has shown good performance in sewage treatment.
Iron oxide black can also be used as pigment and polishing agent, etc.
Packing:
25kg/50kg Bag,Jumbo Bag,Pallet or customers’ require