Electromagnetic Coil Transformer Filter Inductor Amorphous Toroid Core
Sep 22, 2025
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Iron-based Amorphous Inductor Filter Core Product Description
Iron-based Amorphous Inductor Filter Cores
Amorphous Inductor Filter Core Specification
|
Composition |
Fe-Si-B |
|
Gauss Flux density |
15000 |
|
Effective Permeability |
26-125 |
|
core Loss @50k,0.1T |
540 |
|
Perm.Vs DC Bias @1000e |
60% |
|
Curie temperature (℃) |
400 |
|
Max operating temperature (℃) |
200 |
|
crystalline temperature (℃) |
515 |
|
saturation magnetostrictive factor |
0.000027 |
|
Hv hardness |
960 |
|
density |
7.18g/cm3 |
|
resistivity ratio μQ • cm |
130 |
Cores with other specifications can be provided concerning to customer demand.
Iron-based Amorphous Inductor Filter Core Applications
- Car Audio Choke Coils
- PFC corrector inductors
- DMC filters and smooth output filters
- DC/DC transformer filters
- Normal usage and adapter filters
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
1. Raw Material Sourcing
2. Slitting
3. Punching
4. Laminating
5. Core Forming
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.
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
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.
Edison Zhang
CEO
Kelly Zhang
General Manager
Alex Cao
Sales Manager
Industries Served
Automobile Industry
New Energy
Transformer Applications
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