What is AZ91 Magnesium Alloy Powder?

AZ91 Magnesium Alloy Powder is a lightweight metal powder composed primarily of magnesium (Mg) with aluminum (Al) and zinc (Zn) as key alloying elements. This alloy is known for its excellent strength-to-weight ratio, corrosion resistance, and high castability, making it widely used in aerospace, automotive, and industrial applications.

Chemical Properties and CAS Number

• Chemical Composition:
  • Magnesium (Mg): ~90%
  • Aluminum (Al): ~9%
  • Zinc (Zn): ~1%
• CAS Number: 7439-95-4 (for Magnesium)
• Density: Approximately 1.81 g/cm³
• Melting Point: 595-640°C
• Corrosion Resistance: High, due to the presence of aluminum
• Thermal Conductivity: Moderate, enhancing heat dissipation in components

Applications of AZ91 Magnesium Alloy Powder

1. Automotive and Transportation

Used in lightweight automotive parts, engine components, and structural elements to reduce vehicle weight and improve fuel efficiency.

2. Aerospace Industry

Employed in aircraft components and aerospace structures due to its excellent strength-to-weight ratio and corrosion resistance.

3. Electronics and Consumer Goods

Integrated into electronic casings, laptop frames, and mobile device components for lightweight durability and thermal conductivity.

4. Additive Manufacturing and 3D Printing

Utilized in powder-based 3D printing for producing high-strength, lightweight components with complex geometries.

5. Industrial and Medical Applications

Applied in medical implants, orthopedic devices, and industrial machinery where biocompatibility and strength are crucial.

Pricing of AZ91 Magnesium Alloy Powder

Pricing varies based on purity, particle size, processing method, and order volume:

• Industrial Grade: Typically ranges from $30 – $100 per kilogram
• High-Purity or Specialty Grade: Prices range from $100 – $500 per kilogram, used in aerospace and medical applications.

Factors Influencing AZ91 Magnesium Alloy Powder Prices

• Particle size and purity
• Manufacturing process and customization
• Industry-specific standards and certifications
• Bulk order volume and supplier pricing

Conclusion

AZ91 Magnesium Alloy Powder is a highly versatile material valued for its lightweight properties, corrosion resistance, and mechanical strength. Its widespread use in aerospace, automotive, electronics, and additive manufacturing makes it a crucial material in modern industrial applications. Pricing is influenced by purity, particle specifications, and intended use.