1. Introduce
– A blue-gray metal with good strength and luster
– Due to its excellent wear resistance and strength properties, it is mainly applied to the manufacture of wear-resistant and high-strength alloys
– Co alloy element effect: improve strength, corrosion resistance, high temperature properties
* Co alloy
1) Stellite
– Co-Cr-W-C based alloy with excellent wear resistance, corrosion resistance, high temperature strength and oxidation resistance, used for cutting tools, medical devices, engine parts and turbine blades
2) Vitallium
– Co-Cr-Mo-Ni-C-based alloy with excellent corrosion and heat resistance, used for implants, artificial joints, and turbochargers
3) MP35N
– Co-Ni-Cr-Mo-based alloy with excellent ductility, toughness and corrosion resistance, used for medical implants
4) UMCo50
– Co-Cr-Fe-based alloy with excellent heat resistance, impact resistance, and wear resistance, used for heat treatment furnace parts
2. Property
– Excellent strength, high temperature corrosion resistance, creep resistance, electrical resistance, abrasion resistance
[Co Mechanical Properties]
| Tensile Strength (Mpa) | Yield Strength (Mpa) |
|---|---|
| 225 | 225 |
[Co Physical Properties]
| Density (g/㎤) | Melting Range (℃) | Electrical resistivity (µΩ∙㎝) | Curie Temperature (℃) | Specific Heat (J/kg∙℃) | Thermal Conductivity (W/mK) | Coefficient of Thermal Expansion (µm/m°C) |
|---|---|---|---|---|---|---|
| 8.8 | 1493 | 9.0 | 1121 | 440 | 69.21 | 12.5 |
3. Application
– Lithium-ion batteries, wear-resistant and high-strength alloys
(1) Lithium-ion batteries / (2) Alloys
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