Wuxi Nickel Alloy New Material Technology Co., Ltd
Wuxi Nickel Alloy New Material Technology Co., Ltd
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1J80 Soft Magnetic Alloy Strip: High Permeability and Low Coercivity for Advanced Magnetic Applications
The 1J80 Soft Magnetic Alloy Strip is a high-performance magnetic material designed to meet the demanding requirements of modern electrical and electronic applications. This alloy combines excellent magnetic properties with superior mechanical strength, making it ideal for use in transformers, inductors, and magnetic shielding. Its unique composition and processing ensure optimal performance across a wide range of operating conditions.
| Element | C (≤ %) | Si (wt %) | Mn (wt %) | Ni (wt %) | Fe (Balance) |
|---|---|---|---|---|---|
| Range | 0.03 | 0.30–0.50 | 0.50–0.80 | 79.0–81.0 | – |
| Property | Value |
|---|---|
| Tensile Strength (annealed, MPa) | ≥ 600 |
| Elongation (annealed, %) | ≥ 40 |
| Hardness (annealed, HB) | ≤ 210 |
| Parameter | Value |
|---|---|
| Density (g/cm³) | 8.7 |
| Melting Point (°C) | 1,400–1,450 |
| Curie Temperature (°C) | ~ 450 |
| Coefficient of Thermal Expansion (20–100 °C, /°C) | 12 × 10⁻⁶ |
| Electrical Resistivity (µΩ·cm at 20 °C) | 56 |
| Saturation Magnetization (A·m²/kg) | 1.2 |
| Standard | Designation & Scope |
|---|---|
| GB/T 198-2008 | Soft magnetic Fe–Ni alloy technical conditions |
| ASTM A753 | Specification for Permalloy 80 strip |
| IEC 60404-8-6 | Soft magnetic metallic materials specifications |
| UNS K93700 | Unified Numbering System designation for Permalloy 79 |
Transformers & Inductors: Enhances energy efficiency and performance in power conversion systems.
Magnetic Shielding: Provides effective shielding in electronic devices, reducing electromagnetic interference.
Sensors & Actuators: Ensures precise magnetic response in automotive and industrial sensors.
Electric Motors: Improves efficiency and torque characteristics in electric motor applications.
Data Storage: Utilized in magnetic storage devices for reliable data recording and retrieval.
Q1: What is the typical thickness range available for 1J80 Soft Magnetic Alloy Strip?
A1: The 1J80 strip is available in thicknesses ranging from 0.01 mm to 2.00 mm, with custom widths up to 200 mm upon request.
Q2: How should the 1J80 strip be annealed to achieve optimal magnetic properties?
A2: It is recommended to anneal the 1J80 strip in a controlled atmosphere furnace at temperatures between 1,100 °C and 1,200 °C for 2 to 4 hours, followed by a slow cooling process to room temperature to relieve internal stresses and enhance magnetic properties.
Q3: What are the recommended applications for the 1J80 alloy?
A3: The 1J80 alloy is ideal for applications requiring high magnetic permeability and low coercivity, such as transformers, inductors, magnetic shielding, sensors, actuators, electric motors, and data storage devices.
Q4: Does the 1J80 strip undergo any surface treatments?
A4: Yes, the 1J80 strip can undergo surface treatments such as anodizing, brushing, mill finishing, or polishing to meet specific application requirements and improve surface quality.
Q5: What are the packaging options for the 1J80 strip?
A5: The 1J80 strips are typically packaged in moisture-resistant materials, coiled or cut to specified lengths, and securely packed to prevent damage during transit. Custom packaging options are available upon request.