What is Calcium Oxide (CaO) Micron Powder?

Calcium Oxide (CaO) micron powder, commonly known as quicklime, is a high-purity inorganic compound known for its strong alkaline properties, high thermal stability, and wide industrial applications. It is widely used in metallurgy, construction, chemical synthesis, and environmental applications.

Chemical Properties and CAS Number

• Chemical Formula: CaO
• CAS Number: 1305-78-8
• Appearance: White or gray fine powder
• Density: Approximately 3.34 g/cm³
• Melting Point: ~2,572°C
• Solubility: Reacts with water to form calcium hydroxide (Ca(OH)₂)
• Chemical Stability: Highly reactive with water and acids, forming hydroxides and salts

Applications of Calcium Oxide Micron Powder

1. Metallurgy and Steel Manufacturing

Used in steelmaking as a fluxing agent to remove impurities and enhance the quality of molten metal.

2. Construction and Cement Industry

A key component in cement and concrete production, improving durability, setting time, and strength.

3. Chemical and Industrial Applications

Applied in chemical synthesis, pH regulation, and refining processes for the production of various calcium-based compounds.

4. Environmental Treatment and Waste Management

Utilized in wastewater treatment, flue gas desulfurization, and soil stabilization to neutralize acidity and control pollutants.

5. Glass and Ceramics Manufacturing

Incorporated in glass and ceramic formulations to improve chemical resistance, hardness, and thermal stability.

6. Agriculture and Fertilizers

Used to enhance soil quality, neutralize acidity, and promote better crop growth in agricultural applications.

Pricing of Calcium Oxide Micron Powder

Prices vary based on purity, particle size, processing method, and industry demand:

• Industrial Grade: Typically ranges from $50 – $200 per metric ton
• High-Purity/Specialized Grade: Prices range from $500 – $1,500 per metric ton, used in high-end industrial applications.

Factors Influencing Calcium Oxide Powder Prices

• Purity level and particle size distribution
• Demand in construction, metallurgy, and environmental applications
• Processing complexity and production costs
• Bulk order volume and market fluctuations

Conclusion

Calcium Oxide (CaO) micron powder is a versatile material used in steelmaking, construction, environmental treatment, and chemical manufacturing due to its strong alkaline properties and thermal stability. Its applications in cement, glass, and agriculture make it essential for various industries. Pricing depends on purity, particle specifications, and industrial demand.