High Purity Gamma Alumina Powder (CAS 21645-51-2) & Calcined Alumina Ceramic Parts

Product Description:

This product page details our High Purity Gamma Alumina Powder (CAS 21645-51-2), a nanomaterial engineered for advanced industrial applications. Produced by calcining pseudo-boehmite at low temperatures, it offers high reactivity and strong adsorbability due to its exceptional purity and significant surface area. This powder is also the primary raw material for our high-performance Calcined Alumina Ceramic Parts.

Product Highlights:

• CAS Number: 21645-51-2

• High Purity: > 99.99% (with individual metallic impurities < 15 ppm)

• Nanoscale Particle Size: Average particle size of 20 - 50 nm

• High Surface Area: Approx. 100 m²/g for superior reactivity

• Phase Structure: Transitional Gamma (γ) Phase

Technical Specifications:

Key Applications:

Our Gamma Alumina Powder is versatile and critical in the following fields:

• Catalysis & Petrochemicals: An excellent catalyst and catalyst carrier for various chemical reactions due to its high surface area and porosity.

• Energy Storage: Serves as a key raw material for lithium battery separators, enhancing safety and performance.

• Advanced Ceramics: Used in transparent ceramics (e.g., high-pressure sodium lamps), high-strength substrates, cutting tools, crucibles, and furnace components.

• Surface Polishing: An effective polishing material for glass, metals, and semiconductors, providing a superior finish.

• Reinforced Composites: Acts as a wear-resistant reinforcing filler in paints, rubbers, and plastics.

• Specialized Materials: Used in vapor deposition, fluorescent materials, specialty glass, and advanced composites for aerospace applications (e.g., aircraft wing leading edges).

Quality Control: