Iron Oxide Powder Black / Red / Yellow

IRON OXIDE (II,III) BLACK

Iron Oxide Yellow - Pigment Yellow 42

Iron (III) Oxide Red - Ferric Oxide Fe2O3

TECHNICAL GRADE

250g

BLACK IRON OXIDE

Specification:

• Other Names: Iron (II III) Oxide, ferrous ferric oxide, iron(II) diiron(III) oxide, ferroso ferric oxide, magnetite, black iron oxide, lodestone, rust
• CAS No: 1317-61-9
• Formula: Fe₃O₄ / FeO.Fe₂O₃
• MOL Wt: 321.5 g/mol
• Assay: 99.8%
• Physical state: Black powder
• Particle size: <75 microns
• Specific gravity: 5.17 g/cm³
• Melting Point: 1597 ^oC
• Solubility: insoluble

Uses for Ferrous Ferric Oxide / Black Iron Oxide:

• Used as black pigment (CI pigment black 11 / CI 77499).
• A pigment in ceramics to produce glazes.
• Used as a catalyst in the Haber process.
• Used as a catalyst in the 'water gas shift reaction'.
• Used as an ingredient in thermate, a type of thermite, used for cutting steel.

YELLOW IRON OXIDE

Uses for Iron Oxide Yellow:

• Used as yellow pigment (CI pigment 42:77492).
• A pigment in ceramics to produce glazes.
• Coating, paint, scagliola, tinting of the wall, floor.
• Pigment of watercolour and grease-paint.
• Tinting of the leather-colorant.

Yellow iron oxide is also used in paints, enamels, Porcelain Enamels, concrete colorants, plastics, rubber, and paper where permanent yellow is required. It has excellent hiding power, absorbs ultraviolet light, is compatible with a broad range of vehicles, disperses well in aqueous and solvent systems, does not contain heavy metals. Other applications are in Primers, Wood Primers, Dry Distemper, Cement Paints, Adhesives, Cement Flooring, Vinyl Flooring, Designer Tiles, Paving blocks, Cement Colours , Mosaic Tiles, Ceramics, Plastics (Plastics Asphalt), PVC, Rubber products ,Paper, Crayons, Leather, Glazes, Dadoes, Plaster works. Elastomers , Textile, Inks, Fibre, Glass Polishing, Metal Polishing, Rouge Polishing, Optical Lens etc

Properties of yellow iron oxide:

• Other Names: C.I. 77492; Iron (III) oxide monohydrate yellow; Pigment yellow 42; Bayferrox 920; Ferric oxide hydrate;
• CAS No: 51274-00-1
• EINECS: 257-098-5
• Formula: Fe₂O₃ H₂O / FeOOH
• MOL Wt: 177.71 g/mol
• Assay: 99.8%
• Fe2O3 content: 86%
• Physical state: yellow powder
• Particle size: not available
• Relative density: 4.03 g/cm³
• Melting Point: 1538 ^oC
• Solubility: insoluble
• pH Value: 4.5

RED IRON OXIDE

Uses for Ferric Oxide / Red Iron Oxide:

• In the iron and steel industry it is used to make steel and alloys.
• A pigment in ceramics to produce glazes.
• Jewellers rouge or red rouge.
• A fine polish for jewellery and lenses.
• Pigments (pigment brown 6, pigment brown 7 and pigment red 101).
• Used in the thermite reaction.

Properties of iron oxide red:

• Other Names: Ferric oxide, hematite, ferric iron, red iron oxide, synthetic maghemite, colcothar, iron sesquioxide, iron 3 oxide, iron (III) oxide
• CAS No: 1309-37-1
• EINECS No: 215-168-2
• Formula: Fe₂O₃
• MOL mass: 159.69 g/mol
• Physical state: red/brown powder
• Specific gravity: 5.242 g/cm³
• Melting Point: 1566 ^oC
• Solubility: insoluble