China Suppliers Factory Stamped Core-1: Permalloy Punched Core with Customized Specifications and High-Quality Alloys
Product Introduction
Punched and formed magnetic core designed for high-efficiency electromagnetic applications.
Application Fields
Mainly produce small high-precision transformers, sensors, controller transformers, power transformers, and more.
Core Material
High magnetic permeability permalloy soft tape materials, such as 1J85 and 1J50, featuring low loss.
Exquisite Craftsmanship
Precision punch mold making ensures precise size, high speed, high efficiency, and high utilization rate.
High Customization
To meet the diverse needs of customers, various specifications can be customized.
Process Features
High initial magnetic permeability, high saturation magnetic flux density, temperature stability, and current resistance.
Stamped iron core is a key material widely used in various electromagnetic components. Its main alloys include 1J50, 1J79, 1J85 steel strips and cold-rolled oriented silicon steel sheets. These materials are ideal for stamped iron cores due to their excellent magnetic and mechanical properties.
In transformers and small transformers, stamped iron cores can effectively improve energy conversion efficiency and reduce energy loss, thus improving the overall performance of the equipment. In sensor applications, these cores provide high sensitivity and precise signal detection, ensuring sensor reliability and accuracy. The stamped iron core used in reactors and chokes can effectively suppress current fluctuations, stabilize circuit operation, and protect electronic equipment from current shocks.
As another main material of stamped iron core, cold-rolled oriented silicon steel sheet has excellent magnetic and mechanical properties. They maintain stable magnetic properties at high frequencies and exhibit good stability in low and high temperature environments. Therefore, stamped iron cores can perform excellently in various complex and harsh working environments.
Stamped cores have become an indispensable and important component in electronic equipment due to their advantages of efficient energy conversion, precise signal detection and stable current control. With the continuous development of electronic technology, the application prospects of stamped cores will be broader.
Specification
| Trademark | level | Strip thickness (mm) |
At 0.08 magnetic field permeability uo (GS/Oe) | Maximum magnetic permeability um (Gs/Oe) | Coercivity HC | Saturation magnetic hardness BS (GS) |
|---|---|---|---|---|---|---|
| no less than | no greater than | no less than | ||||
| 1J79B | YB/T5251-2013 | 0.05 | 20000 | 150000 | 0.03 | 7500 |
| 0.1 | 22000 | 200000 | 0.02 | |||
| 0.2 | 24000 | 220000 | 0.015 | |||
| 1J85B | YB/T5251-2013 | 0.05 | 45000 | 150000 | 0.02 | 6500 |
| 0.1 | 55000 | 180000 | 0.015 | |||
| 0.2 | 65000 | 220000 | 0.01 | |||
| 0.3 | 65000 | 250000 | 0.009 | |||
Note: The magnetic properties of YB/T5251-2013 in the above table are measured under DC state.
Frequently Asked Questions (FAQ)
What materials are primarily used for stamped iron cores?
The main alloys used for stamped iron cores include high magnetic permeability permalloy soft tape materials such as 1J50, 1J79, and 1J85 steel strips, as well as cold-rolled oriented silicon steel sheets.
What are the primary applications of these magnetic cores?
They are widely used in small high-precision transformers, sensors, controller transformers, power transformers, reactors, and chokes to improve efficiency and control current.
How do stamped iron cores improve the performance of transformers and sensors?
In transformers, they improve energy conversion efficiency and reduce energy loss. In sensors, they provide high sensitivity and precise signal detection to ensure reliability.
Can the specifications of the magnetic cores be customized?
Yes, we offer a high degree of customization. Various specifications and dimensions can be customized to meet the diverse requirements of our customers.
What are the process features of these punched and formed cores?
They feature high initial magnetic permeability, high saturation magnetic flux density, excellent temperature stability, and high resistance to large current impacts.
Under what conditions are the magnetic properties in the specification table measured?
The magnetic properties listed in accordance with the YB/T5251-2013 standard are measured under a Direct Current (DC) state.









