Product Description
Item Iron Oxide Red 130, Iron oxide Red 190 ,Iron oxide Brown 610 ,Iron Oxide Black 780 , Iron oxide Yellow 313 ,Iron Oxide Blue
Fe2O3/Fe3O4≥% 96 95 92 93 86
105°C Moisture ≤% 1.0 1. 0 1.0 1. 0 1.0 1. 0
Water soluble salts ≤% 0.3 0. 3 0.5 0. 5 0.3 0.5
Residue on 45um ≤% 0.2 0.20 0.30 0.3 0. 3 0.3
PH-value 3.5-8 3.5 -8 4-7 5-8 3.5-7
Oil absorption 15-25 15- 25 20-30 12-25 25-30
Tinting strength % 95-105 9 5-105 9 5-105 95-105 9 5-105 95-105
Density approx / cm 5.0-5.1 5.0 -5.1 4.8 4.5-5.0 4.0-4.3