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High Permeability 1J50 FeNi50 Permalloy 50 Soft Magnetic Alloy Wire Annealed Bright Surface Wire for Transformer Inductor Current Transformer Magnetic Shield Precision Sensor Coil Winding
| Max Continuous Operating Temperature(℃) | 450-500℃ | Resisivity(Ω/cmf,20℃) | (4.5~5.0)×10⁻⁵ Ω·cm |
|---|---|---|---|
| Density(g/m³) | 8.15-8.2 | Thermal Conductivity(KJ/m·h·℃) | 14~17 (W/(m·K)) |
| Tensile Strength(N/m㎡) | 500-700mpa | Melting Point(℃) | 1430-1450℃ |
| Hardness(Hv) | 120-180Hv | Elongation(%) | ≥30% |
| Highlight | High Magnetic Permeability,Low Coercivity,Excellent Magnetic Stability |
||
1. Chemical Composition:
|
Ni |
49-51 |
|
C |
≤0.03 |
|
Fe |
Bal |
|
Mn |
≤0.3 |
2. Technical Specifications:
|
Parameter |
Specification |
|
Max continuous Operating Temperature(℃) |
450-500℃ |
|
Resisivity(Ω/cmf,20℃) |
(4.5~5.0)×10⁻⁵ Ω·cm |
|
Density(g/m³) |
8.15-8.2 |
|
Thermal Conductivity(KJ/m·h·℃) |
14~17 (W/(m·K)) |
|
Tensile strength(N/m㎡) |
500-700mpa |
|
Melting point(℃) |
1430-1450℃ |
|
Hardness(Hv) |
120-180Hv |
|
Elongation(%) |
≥30% |
3. Production Attributes
|
Product Form |
welding wire |
|
Diameter |
customization |
|
Surface Finish |
Bright, Polished |
|
Packaging Type |
Coil, Bundle, Straight Rods |
|
Certification |
ISO9001, SGS, and so on |
|
Application Environment |
Chemical, Industrial,Home |
- Soft magnetic cores for transformers, inductors, and reactors.
- Magnetic cores for relays, contactors, and electromagnetic switches.
- Solenoid valve cores, plungers, and electromagnetic actuator components.
- Magnetic shielding parts for electronic and electrical equipment requiring protection against stray magnetic fields.
- Precision magnetic components for measuring instruments, sensors, and control devices.
- Pole pieces, yokes, and magnetic circuit components used in electromagnetic assemblies.
- Components for aerospace, telecommunications, medical, and industrial control equipment requiring stable soft magnetic performance.
- Precision-machined or stamped parts requiring high magnetic permeability, low coercive force, and good magnetic stability after heat treatment.
5.Key features
- High initial and maximum magnetic permeability for efficient magnetic performance.
- Low coercive force, enabling easy magnetization and demagnetization.
- High saturation magnetic induction for applications requiring high magnetic flux density.
- Low hysteresis and core losses, improving energy efficiency.
- Excellent magnetic stability after proper hydrogen or vacuum annealing.
- Good mechanical strength with excellent cold-forming capability.
- Suitable for machining, stamping, welding, and precision fabrication.
- Consistent quality and reliable performance in precision electromagnetic applications.
- Good dimensional stability and excellent processability.
- Widely used in high-performance soft magnetic components and magnetic circuits.

