Heating Cable CuMn3 MC012 Copper Nickel Electric Resistance Alloy Heating Resistance Nickel Copper Wire for Industry
1. Description
Cupronickel, also can be called copper nickel alloy, is an alloy of copper, nickel and strengthening impurities, such as iron and manganese.
CuMn3, also known as Copper-Manganese alloy or Manganese Bronze, is an alloy composed primarily of copper (Cu) and manganese (Mn). The "3" in CuMn3 represents the approximate weight percentage of manganese in the alloy, which is around 3%.
Copper-manganese alloys, including CuMn3, offer a combination of properties from both copper and manganese. The addition of manganese to copper imparts improved strength, hardness, and wear resistance to the alloy. Copper-manganese alloys also exhibit good corrosion resistance, particularly in marine environments.
CuMn3 is often used in various applications where its desirable properties are required. It is commonly used in the manufacturing of components such as gears, bearings, valves, and bushings that require good mechanical strength and wear resistance. CuMn3 is also utilized in marine applications, such as propellers and shafts, due to its corrosion resistance in seawater.
The specific mechanical and physical properties of CuMn3 may vary depending on the exact composition and any additional alloying elements or processing techniques used. It is important to consult the manufacturer's specifications or relevant standards for detailed information on the specific properties and applications of CuMn3 in a given context.
Chemical Content(%)
Mechanical Properties
| Max Continuous Service Temp | 200 ºC |
| Resistivity at 20ºC | 0.12 ± 10% ohm*mm2/m |
| Density | 8.9 g/cm3 |
| Temperature Coefficient of Resistance | < 38 ×10-6/ºC |
| EMF VS Cu (0~100ºC) | - |
| Melting Point | 1050 ºC |
| Tensile Strength | Min 290 Mpa |
| Elongation | Min 25% |
| Micrographic Structure | Austenite |
| Magnetic Property | Non. |
2. Specification
Wire: Diameter: 0.04mm-8.0mm
Strip: Thickness: 0.01mm-3.0mm
Width: 0.5mm-200mm
3.Usage
Manganin, an alloy composed primarily of copper (Cu), manganese (Mn), and nickel (Ni), is widely used in various applications due to its unique electrical and mechanical properties. Here are some common applications of manganin:
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Precision Resistors: Manganin is extensively used in the manufacturing of precision resistors. Its low temperature coefficient of resistance (TCR) allows for stable and accurate resistance values over a wide temperature range. Manganin resistors are commonly employed in electrical measurement instruments, calibration equipment, and precision circuitry.
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Shunts and Current Measurement: Manganin's low electrical resistance and stable resistance make it ideal for shunts, which are devices used to accurately measure electrical current in power distribution systems, electrical testing instruments, and energy meters. Manganin shunts offer low power dissipation and high accuracy in current measurement applications.
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Strain Gauges: Manganin is used in the construction of strain gauges, which are devices that measure strain or deformation in structures. Manganin's low TCR and high electrical resistivity make it suitable for strain gauge applications that require accurate and sensitive measurements of mechanical strain, such as in load cells, pressure sensors, and force transducers.
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Potentiometers: Manganin wire is employed in the construction of potentiometers, which are variable resistors used for measuring and controlling electrical voltage. Manganin's stability, low TCR, and consistent resistance values make it suitable for potentiometers used in precision control systems, audio equipment, and instrumentation.
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Temperature Sensors: Manganin-based temperature sensors, such as resistance temperature detectors (RTDs), are used for temperature measurement in various industries. Manganin RTDs offer high accuracy and stability over a wide temperature range, making them suitable for applications in industrial process control, automotive, aerospace, and scientific research.
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Electrical Contacts: Manganin is used in electrical contacts and connectors due to its excellent electrical conductivity, resistance to oxidation and corrosion, and low contact resistance. It ensures reliable and efficient electrical connections in applications such as switches, relays, connectors, and circuit breakers.
These are just a few examples of the many applications of manganin. Its unique combination of electrical and mechanical properties makes it valuable in industries requiring precise electrical measurements, temperature sensing, and reliable electrical connections.
4.Features
It has nice corrosion resistance, good malleability and solderability.
5. Packing detail
1). Coil (plastic spool) + compressed ply-wooden case + pallet
2). Coil (plastic spool) + carton + pallet
6. Products and services
1). Pass: ISO9001 certification, and SO14001cetification;
2). Fine after-sale services;
3). Small order accepted;
4). Fast delivery;
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Heating Cable CuMn3 MC012 Copper Nickel Electric Resistance Alloy Heating Resistance Nickel Copper Wire For Industry Images
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