Overview
Fluorite powder is derived from fluorite, a naturally occurring mineral composed primarily of calcium fluoride (CaF2). It is processed into fine powder for industrial applications. Fluorite powder is valued for its fluxing properties, which lower the melting point of materials in metallurgical processes, and its chemical stability, making it useful in various chemical reactions. Fluorite powder is available in different grades, with purity levels ranging from 70% to 99%. The higher the purity, the more suitable it is for specialized applications such as optical lenses and high-performance ceramics. Its versatility and reliability have made it a staple in multiple industries.
Physical and Chemical Properties
Fluorite powder is characterized by its high melting point (1,418°C) and boiling point (2,533°C), which make it suitable for high-temperature applications. Its density is 3.18 g/cm³, and it is insoluble in water but soluble in acids, particularly hydrochloric acid. The powder is typically white or colorless, though impurities can impart slight hues. Its low refractive index and transparency in the ultraviolet spectrum make it valuable for optical applications. Additionally, fluorite powder exhibits excellent chemical stability, resisting reactions with most chemicals except strong acids.
Main Applications
In metallurgy, fluorite powder is used as a flux to lower the melting point of raw materials, facilitating the removal of impurities during steel and aluminum production. It also improves the fluidity of slag, enhancing the efficiency of smelting processes. The chemical industry utilizes fluorite powder to produce hydrofluoric acid (HF), a key ingredient in the manufacture of refrigerants, pharmaceuticals, and fluoropolymers. In ceramics and glass manufacturing, it acts as a flux and opacifier, improving the quality and durability of finished products.
Safety and Storage
Fluorite powder is generally safe to handle but can pose risks if inhaled or ingested. Prolonged exposure to dust may cause respiratory irritation. It is recommended to use protective equipment such as masks and gloves when handling the powder. Storage conditions should be cool, dry, and well-ventilated, away from acids and moisture. Proper sealing of containers is essential to prevent contamination and degradation. Bulk storage should be in moisture-resistant bags or silos to maintain product integrity.
B2B Procurement Guide
When procuring fluorite powder, prioritize suppliers with a proven track record of quality and reliability. Key factors to consider include purity (typically 85%-99%), particle size (ranging from 100 to 500 mesh), and consistency in chemical composition. Prices vary based on purity and quantity, with approximate ranges of $200-$500 per ton. Request certificates of analysis (CoA) to verify specifications. Long-term contracts may offer cost advantages, especially for large-scale industrial buyers. Additionally, consider logistics and storage capabilities to ensure timely and safe delivery.
Related Manufacturers
- 主营：绿萤石、萤石粉、浮选萤石、萤石颗粒、萤石原矿、萤石干磨粉、氟化钙