... , printing ink, porcelain, colour asphaltum, paper dyes,ect.2. The construction material including metope, ground and marble. and the painting material including ... It mainly used in Construction, Coating and Paint, Ink, Rubber, Plastic, etc. Products NameFe2O3Fe3O4ContentTintingStrengthWaterSolubeSaltResidueOn sievePHValueOilAbsorptionml/100gMoisture and volatiles105 Min%RangeMax %Max %RangeRangeMax ...