What is Cobalt Chromium (Co-Cr) Alloy Powder?

Cobalt Chromium (Co-Cr) Alloy Powder is a high-performance metallic powder composed primarily of cobalt and chromium, known for its excellent mechanical properties, corrosion resistance, biocompatibility, wear resistance, and high-temperature stability. This alloy powder is widely utilized in additive manufacturing (3D printing), biomedical implants, aerospace components, dental prosthetics, and industrial applications.

Chemical Properties and CAS Number

• Material: Cobalt Chromium Alloy (Co-Cr)

• CAS Number: 12604-58-9

• Main Components: Cobalt (Co), Chromium (Cr)

• Typical Composition: 60-70% Cobalt, 25-30% Chromium, with additions of Mo, W, and Ni

• Density: Approximately 8.3 – 8.9 g/cm³

• Melting Point: ~1350 – 1450°C

• Particle Size: Typically 15–45 µm (customizable)

• Appearance: Metallic gray powder

• Purity: 99%+

Applications of Cobalt Chromium Alloy Powder

• Biomedical Implants:

  • Hip joints, knee replacements, orthopedic implants, spinal rods due to excellent biocompatibility and corrosion resistance.

• Dental Prosthetics:

  • Crowns, bridges, partial dentures, and orthodontic devices due to superior strength, biocompatibility, and aesthetics.

• Additive Manufacturing (3D Printing):

  • Complex precision parts in aerospace, automotive, and medical sectors via SLM (Selective Laser Melting) or EBM (Electron Beam Melting).

• Aerospace and Defense:

  • Engine components, turbine blades, high-temperature and wear-resistant components.

• Industrial Applications:

  • High-performance valves, cutting tools, wear-resistant coatings, high-temperature molds.

Pricing of Cobalt Chromium Alloy Powder

Prices vary based on particle size, purity, alloy composition, and order quantity:

• Research & Lab-Scale: $200 – $800 per kilogram

• Industrial & Bulk Orders: $80 – $200 per kilogram (bulk volume discounts available)

Factors Influencing Pricing

• Alloy purity and specific elemental composition

• Particle size distribution and spherical morphology

• Customization for additive manufacturing techniques (SLM, EBM)

• Certification for biomedical and aerospace standards

• Order volume and packaging specifications