Property:

Orange-red to purplish-red tripartite powder, insoluble in water.

Usage:

1. It is an inorganic pigment, used as an anti-rust pigment in the paint industry.

2. Used as colorant and filler for rubber, artificial marble, ground terrazzo, plastic, asbestos, artificial leather, leather polishing paste, etc.

3. Precision instruments, polishing agents for optical glass and raw materials for manufacturing magnetic ferrite components.