CD Soft Magnetic Silicon Steel Split Cores for Superior Performance Reactor

Sep 29, 2025

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CD Soft Magnetic Silicon Steel Split Core Product Description


 

CD Soft Magnetic Silicon Steel Split Cores for Superior Performance Reactor

A soft magnetic silicon steel split core is a magnetic core made from a ferrosilicon alloy (silicon steel) with a high magnetic permeability and low core losses, which is cut or split into two or more pieces for easier installation around conductors or for specific device designs.

The silicon in the steel increases electrical resistivity, reducing eddy currents and energy loss, while the soft magnetic material properties ensure easy magnetization and demagnetization, making it ideal for AC applications like transformers and current sensors.

 

How it Works

  • Soft Magnetic Material:

Silicon steel is a "soft" magnetic material because it has low coercivity, meaning it can be easily magnetized and demagnetized without retaining significant residual magnetism. This is crucial for efficiency in alternating current (AC) applications.

 

  • High Permeability:

The addition of silicon increases the magnetic permeability of the steel, allowing it to concentrate and guide magnetic field lines more effectively than air.

 

  • Reduced Core Losses:

High electrical resistivity in silicon steel minimizes eddy current losses-circulating currents that generate heat and waste energy within the core when subjected to a changing magnetic field.

 

  • Lamination:

The core is made of thin, laminated sheets of silicon steel, each with an insulating layer. This structure further impedes the flow of eddy currents, further reducing energy loss.

 

  • Split Design:

The core is split into two or more pieces. This design allows it to be installed around existing conductors, such as power cables, without needing to disconnect them, which is a significant advantage in certain applications like clamp-on current transformers.

 

CD Soft Magnetic Silicon Steel Core Applications

Split-core designs made from soft magnetic silicon steel are used in a variety of devices:

 

  • Current Transformers: For measuring AC currents without breaking the circuit.
  • Inductors and Reactors: In electrical circuits where energy storage or limiting current is required.
  • Sensors: For detecting magnetic fields or monitoring electrical parameters.
  • Transformers: For step-up or step-down voltage in power distribution systems.
 

Silicon Steel core specifications

Uasage

Transformer Instrument

Phase

Single

Material

CRGO grain oriented electrical steel

Thickness

0.23~0.35

Max Core Loss 1.7T/50HZ

110

Place of Origin

Henan China

Frequency

400HZ

Delivety Time

Within 20 days

Surface Treatment

Coated

 

 

GNEE Featured Products

Gnee provides premium iron cores to the world. Our cores can be selected in a wide range of materials, shapes, applications, manufacturing techniques, etc., to meet customers' diverse demands. Explore our wide product range now~

Manufacturing Process

 

Raw Material Sourcing

1. Raw Material Sourcing

Slitting

2. Slitting

Punching

3. Punching

Laminating

4. Laminating

Core Forming

5. Core Forming

testing

6. testing

GNEE EC

Founded in 2008 and located in Anyang in China, Gnee Electric is a high-tech enterprise specializing in researching and manufacturing iron core products.
The company currently occupies over 20,000 square meters and employs more than 200 people, including over 80 professionals. After more than 18 years of development, we have built our own magnetic material production base and independently develope, produce, and sell various kinds of iron cores. The common types include silicon steel cores, motor cores, transformer cores, toroidal iron cores, special-shaped cores, custom cores, and others. Our cores are widely applied in different sectors including transformers, motors, mutual inductors, voltage stabilizers, welding machines, magnetic amplifiers, and instrumentation, providing diverse core solutions to global customers.

GNEE EC

30+

Types of Products

18k+

Happy Clients

 

 

 

Why Choose GNEE EC?

 

GNEE EC was founded in 2008, which is a National High-tech Enterprise & Famous Brand Enterprise in China, developing into a professional manufacturer and supplier of high-quality iron cores.

 

18+

Over 18 years of success in the iron core industry;
National High-tech Enterprise & Famous Brand Enterprises in China;

 
 

200+

Over 200 employees;
The R&D team has more than 80 experienced engineers and the production team has more than 100 skilled staffs;

 
 

35+

Annual turnover up to 35 million dollor per year;
Owns many sets of highly automatic winding, annealing, and assembling machines;

 
 

1,000+

Over 1000 customers in domestic and overseas markets;
core Products are exported to more than 70 countries in the world;

 

Gnee Iron Core Factory Overview

Gnee Iron Core Factory
Gnee Iron Core Factory
Gnee Iron Core Factory
Gnee Iron Core Factory
Gnee Iron Core Factory
Gnee Iron Core Factory

Meet Our Sales Manager

 

"The Core of the Iron Core, the Power of Leadership" - See Our Great Decision-Makers Deeply Engaged in the Magnetic Materials Industry.

CEO

Edison Zhang

CEO

General Manager

Kelly Zhang

General Manager

Sales Manager

Alex Cao

Sales Manager

 

 

Industries Served

 
Automobile Industry

Automobile Industry

New Energy

New Energy

Motor Applications
Motor Applications
Transformer Applications

Transformer Applications

modular-1

Our Mission

Strive To Create world-class Iron core brand

With 18 Years of industry experience, we focus on the research, development, and manufacturing of high-quality iron cores for electricity, industrial control, new energy, and automotive markets

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