Custom CoCrMo Parts Manufacturing

Biocompatible High-Performance Alloy Solutions

Expert manufacturing of custom CoCrMo (Cobalt-Chromium-Molybdenum) parts with exceptional biocompatibility, wear resistance, and mechanical properties for medical implants, aerospace components, and industrial applications.

•Biocompatible material
•Superior wear resistance
•High strength properties
•Medical grade certified

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CoCrMo Alloy Overview

CoCrMo (Cobalt-Chromium-Molybdenum) is a high-performance alloy that combines exceptional mechanical properties with excellent biocompatibility. This versatile material is widely used in medical implants, aerospace components, and industrial applications where strength, corrosion resistance, and wear resistance are critical.

•Cobalt-based superalloy
•Excellent biocompatibility
•Superior wear resistance
•High temperature stability
•Corrosion resistant

Material Composition & Properties

Advanced Manufacturing Capabilities

Our specialized manufacturing processes ensure precise CoCrMo parts with superior quality and performance for critical applications.

Precision CNC Machining

Advanced CNC machining with specialized tooling for CoCrMo, ensuring tight tolerances and superior surface finishes for medical and aerospace applications.

Multi-Axis Machining

5-axis CNC machining for complex geometries and intricate features, reducing setup time and improving accuracy for critical components.

Swiss Machining

High-precision Swiss machining for small, complex parts with excellent dimensional accuracy and surface quality.

Wire EDM

Precision wire EDM for intricate shapes and hard-to-reach areas, maintaining material integrity and precision.

Surface Finishing

Specialized finishing processes including electropolishing, passivation, and mechanical polishing for medical-grade surfaces.

Applications & Industries

CoCrMo is extensively used in industries requiring high performance, biocompatibility, and reliability.

Medical Implants

Hip and knee replacements, dental implants, orthopedic devices, and surgical instruments requiring biocompatibility.

Aerospace

Engine components, turbine blades, high-temperature structural parts, and precision aerospace components.

Industrial Equipment

Wear-resistant components, cutting tools, dies, and high-performance machinery parts.

Automotive

High-performance engine components, racing parts, and specialized automotive applications.

Chemical Processing

Corrosion-resistant equipment, valves, and components for aggressive chemical environments.

Why Choose Our CoCrMo Manufacturing

✓

Medical Grade Quality

Full compliance with medical device standards and biocompatibility requirements for implant applications.

✓

Superior Wear Resistance

Exceptional resistance to wear and abrasion, making it ideal for high-contact applications.

✓

Biocompatibility

Proven biocompatibility for medical implants and devices requiring long-term tissue contact.

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High Temperature Performance

Maintains mechanical properties and dimensional stability at elevated temperatures.

✓

Precision Manufacturing

Advanced CNC machining capabilities ensure tight tolerances and superior surface finishes.

Quality Assurance & Certification

Comprehensive quality control ensures every CoCrMo part meets the highest industry standards and regulatory requirements.

✓ ISO 13485 medical device certification

✓ ASTM F75 material specification compliance

✓ Biocompatibility testing and validation

✓ Dimensional inspection and CMM verification

✓ Surface finish and roughness testing

✓ Chemical composition verification

Frequently Asked Questions

What is the melting point of cobalt-chromium?

The melting point of cobalt-chromium alloys typically ranges from 1350°C to 1450°C (2462°F to 2642°F). This high melting point makes CoCrMo suitable for high-temperature applications and allows for various manufacturing processes including casting, forging, and powder metallurgy.

What is chromium cobalt used for?

Chromium cobalt (CoCrMo) is primarily used for medical implants such as hip and knee replacements, dental implants, and orthopedic devices. It's also used in aerospace components, industrial equipment, automotive parts, and chemical processing equipment due to its excellent wear resistance, corrosion resistance, and high-temperature stability.

What are the mechanical properties of CoCrMo?

CoCrMo exhibits excellent mechanical properties including tensile strength of 800-1200 MPa, yield strength of 450-800 MPa, elongation of 8-20%, and hardness of 25-45 HRC. The material maintains these properties at elevated temperatures and under cyclic loading, making it ideal for demanding applications.

Is cobalt-chromium a stainless steel?

No, cobalt-chromium is not a stainless steel. While both are corrosion-resistant alloys, cobalt-chromium is a cobalt-based superalloy, whereas stainless steel is primarily iron-based with chromium as the main alloying element. CoCrMo offers superior wear resistance and biocompatibility compared to stainless steels.

What is CoCrMo?

CoCrMo is a cobalt-chromium-molybdenum alloy that combines exceptional mechanical properties with excellent biocompatibility. It typically contains 60-65% cobalt, 27-30% chromium, and 5-7% molybdenum, along with other trace elements. This composition provides optimal balance of strength, corrosion resistance, and biocompatibility for medical and industrial applications.

Is cobalt chromium better than titanium?

CoCrMo and titanium each have their advantages. CoCrMo offers superior wear resistance and higher strength, making it better for high-contact applications like joint replacements. Titanium has better biocompatibility and lower density, making it ideal for certain medical implants. The choice depends on the specific application requirements.

Can cobalt, chromium rust?

Cobalt-chromium alloys have excellent corrosion resistance and do not rust like iron-based materials. The high chromium content (27-30%) forms a protective oxide layer that prevents corrosion in most environments. However, under extreme conditions or in certain chemical environments, some corrosion may occur, though it's significantly less than with many other metals.

Is cobalt, chromium a noble metal?

No, cobalt and chromium are not considered noble metals. Noble metals include gold, silver, platinum, palladium, rhodium, iridium, and ruthenium. However, cobalt-chromium alloys exhibit noble-like behavior due to their excellent corrosion resistance and stability in various environments, making them suitable for medical and industrial applications.

Why is cobalt, chromium used for implants?

Cobalt-chromium is used for implants because it offers excellent biocompatibility, superior wear resistance, high strength, and corrosion resistance. These properties make it ideal for long-term implantation in the human body, particularly for joint replacements where wear resistance is critical. The material has been extensively tested and proven safe for medical applications.

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