Iron oxide brown 600
Iron oxide brown 610
Iron oxide brown 663
Iron oxide brown 686

Test items specifications test results
Appearance brown powder similar
Content of fe2o3 88.0% min 88.2%
Volatile at 105 deg. 1.0% max 0.60%
Soluble in water 0.3% max 0.23%
Residue (320 mesh) % 0.3% max 0.10%
Oil absorption 20-30 % 26.2
pH of water extract 3.5-7 4.0
Shade close to standard close
Tinting strength 98-102 % 100.2%

Usage:
Paint&coating
Brick&tile

Package:
25kg/bag with pallets