What is Iron Oxide (Fe₂O₃) Micron Powder?

Iron Oxide (Fe₂O₃) micron powder, also known as ferric oxide, is a finely milled powder consisting of iron and oxygen. Recognized for its vibrant pigmentation, chemical stability, and magnetic properties, it is commonly used in a variety of industrial and consumer applications.

Chemical Properties and CAS Number

• Chemical Formula: Fe₂O₃
• CAS Number: 1309-37-1
• Appearance: Red-brown or reddish-black powder
• Density: Approximately 5.24 g/cm³
• Melting Point: Approximately 1565°C
• Solubility: Insoluble in water, soluble in acids
• Chemical Stability: High stability, resistant to weathering, and chemically inert under normal conditions

Applications of Iron Oxide Micron Powder

1. Pigments and Colorants

Widely used in paints, coatings, plastics, inks, and cosmetics due to its vibrant color, stability, and non-toxicity.

2. Construction Materials

Incorporated in cement, concrete, bricks, and tiles as a coloring agent, enhancing aesthetic appeal and durability.

3. Magnetic Storage Media

Utilized in magnetic storage media, such as magnetic tapes, disks, and magnetic storage devices due to its excellent magnetic properties.

3. Catalysts

Employed as a catalyst or catalyst support in chemical reactions, including the synthesis of ammonia and various oxidation processes.

3. Polishing Compounds

Used in polishing agents and abrasives for metal finishing, jewelry polishing, and glass finishing due to its mild abrasive nature.

4. Environmental Remediation

Applied in wastewater treatment processes, pollutant adsorption, and heavy metal removal due to its adsorption capabilities.

Pricing of Iron Oxide Micron Powder

The price varies based on purity, particle size, and specific application requirements:

• Industrial Grade: Approximately $300 – $700 per metric ton, commonly used in construction, paints, and pigments.
• High-Purity or Specialty Grades: Approximately $1,500 – $3,500 per metric ton, suitable for specialized applications like pharmaceuticals, cosmetics, and advanced coatings.

Factors Influencing Iron Oxide Prices

• Particle size and purity level
• Industrial grade versus specialty grade
• Application-specific certifications (food-grade, pharmaceutical-grade)
• Quantity and additional custom requirements