Iron Oxide(Red Yellow Black Green Brown Blue)

Molecular formula: Fe2O3

Molecular weight: 159.69

Physical Property: Type Quantity: 160

Characters: red yellow black green brown blue powder

Relative density (water = 1): 5.24

Melting point: 1565 ℃

Forms: mineral: hematite, ocher

Chemical properties: 1) Stability

Stable,soluble in hydrochloric acid, sulfuric acid generated +3, ferric salt.

2) Solubility

Insoluble in water, do not react with water.

3) Oxidative

(High temperature) are CO, H2, Al, C, Si, etc. to restore.

Specification: Iron oxide red: Y101 110 120 130 190 color gradually become darker.

Yellow Iron: 311 313

Iron Palm: 842 7602 7601

Iron black: 722 (93% 95% 96%) Fe2O3

Appearance: Non-toxic colored powder.

Details:

Usage: 1. The red-brown pigment powder as a low-level, industry, said iron oxide red, used in paint, ink, rubber and other industries

Do Catalyst

Glass, precious stones, metal polishing agent

For the refining of pig iron and CO reaction (H2 can)

poduction process: Burning in the air such as iron compounds or iron hydroxide can be ferric oxide.