Specifications:

 

Pigment grade			Alloy grade
Item	Index		Item	Index
	High grade	1st grade
Cr2O3	99.00	99.00	Cr2O3	≥99.00
Lustre	standard, or as reqd		Fe2O3	≤0.030
Colouring ability	95.00	95.00	Phosphorous	≤0.001
Oil absorption	25.00	25.00	Cobalt	≤0.001
Covering power	15.00	15.00	Manganese	≤0.001
Residues above sieve %	0.50	0.50	Copper	≤0.001
Moisture %	0.30	0.50	Nickel	≤0.001
Solubles	asCr +6 5PPM	0.05	Lead	≤0.001
Insolubles %	0.30	0.30		≤0.001

Usage: In smelting of metal chrome, as coloring agent of chrome carbide, enamel, glass, artificial leather and building material, as organic synthetic catalyst, in making of sunlight fastness coatings, special printing ink for paper money, making of polishing ointment and abrasive etc.