| Class | Chemical Composition（wt%） | Density | Thermal expansion coefficient | |
| Cu | Mo | g/cm3 | 10-6/K | |
| Mo90Cu10 | 10±1 | Balance | 10 | 5.6 |
| Mo85Cu15 | 15±1 | Balance | 9.93 | 6.8 |
| Mo80Cu20 | 20±1 | Balance | 9.9 | 7.7 |
| Mo70Cu30 | 30±1 | Balance | 9.8 | 8.1 |
| Mo60Cu40 | 40±1 | Balance | 9.66 | 10.3 |
| Mo50Cu50 | 50±1 | Balance | 9.54 | 11.5 |
| Mo40Cu60 | 40 ±0.2 | Balance | 9.42 | 11.8 |
1.High thermal conductivity: Molybdenum-copper alloy exhibits excellent thermal conductivity, making it an ideal choice for high-temperature applications. It efficiently transfers heat, aiding in heat dissipation and maintaining stable operating temperatures of components.
2.Excellent thermal expansion matching: Molybdenum-copper alloy demonstrates good thermal expansion matching with materials such as silicon and ceramics. This makes it highly useful in the manufacturing of packaging and encapsulation materials, reducing thermal stresses and potential damage caused by temperature variations.
3.High strength and hardness: Molybdenum-copper alloy possesses high strength and hardness, making it perform well in applications that require strength and wear resistance. It can withstand significant mechanical stress and pressure while maintaining structural stability and integrity.
4.Superior corrosion resistance: Molybdenum-copper alloy exhibits excellent corrosion resistance, able to withstand various chemical media and corrosive environments. This makes it widely used in industries such as chemical, electronics, and aerospace, particularly in equipment and components handling corrosive substances.
5.Good processability: Molybdenum-copper alloy possesses good processability and can be shaped and machined using various methods. It can be cut, welded, drilled, and milled, making it suitable for manufacturing complex shapes and components with high precision requirements.
6.Excellent high-temperature stability: Molybdenum-copper alloy maintains stability and performance in high-temperature environments. It has a high melting point and exhibits good high-temperature resistance, making it widely employed in high-temperature applications in aerospace, energy, and nuclear industries.
1.Packaging materials: Molybdenum-copper alloy is widely used as a packaging material for electronic devices due to its excellent thermal expansion matching and high thermal conductivity. It efficiently dissipates heat, reduces thermal stress, and provides structural support and protection.
2.Heat sinks: Molybdenum-copper alloy is employed as a heat sink in high-power electronic devices to dissipate heat and lower temperatures. Its high thermal conductivity allows it to effectively absorb and disperse generated heat, maintaining device stability and reliability.
3.High-temperature tools and molds: With its high melting point and exceptional high-temperature stability, molybdenum-copper alloy is extensively utilized in the manufacturing of high-temperature tools and molds. These tools and molds can maintain strength and shape stability in high-temperature environments, suitable for high-temperature processing and forming applications.
4.High-temperature resistors: Molybdenum-copper alloy, due to its good electrical and thermal properties along with high-temperature stability, is used as a material for high-temperature resistors. It can maintain resistance stability in high-temperature environments and is employed for measuring and controlling current and resistance in high-temperature systems.
5.Aerospace applications: Molybdenum-copper alloy finds wide applications in the aerospace industry due to its high strength, hardness, and corrosion resistance. It is used in the manufacturing of engine components, combustion chamber structures, missile parts, spacecraft thermal control systems, and more.
6.Chemical equipment: The corrosion resistance of molybdenum-copper alloy makes it an ideal choice for manufacturing chemical equipment. It is used for reactors, heat transfer equipment, valves, pipes, and more, providing reliability and durability in handling corrosive media and chemicals.
7.X-ray and radiation shielding: Molybdenum-copper alloy, with its high density and strong radiation absorption capacity, is extensively used in X-ray equipment and radiation shielding materials. It effectively absorbs and shields radiation, protecting personnel and equipment from its effects.
