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Silicon cores

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Crgo Silicon Steel Toroidal Transformer Core for Power Transformer Toroid Transformer Ferrite Core

The high-performance CRGO Silicon Steel Toroidal Transformer Core delivers exceptional electromagnetic performance for power transformer applications. Crafted from premium cold-rolled grain-oriented silicon steel, this toroid core features superior magnetic permeability and low core losses, ensuring maximum energy efficiency and minimal heat generation. Its circular toroidal design provides excellent magnetic flux distribution and reduces electromagnetic interference (EMI) compared to traditional transformer cores. The core's compact structure allows for smaller transformer sizes while maintaining high power density. Ideal for various power applications including isolation transformers, voltage regulators, and switching power supplies. Available in multiple sizes and specifications to meet different voltage and current requirements. This professional-grade transformer core offers reliable performance, extended service life, and cost-effective operation for industrial and commercial power solutions.

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Crgo Silicon Steel Toroidal  Transformer Core for Power Transformer  Toroid Transformer Ferrite Core supplier
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Crgo Silicon Steel Toroidal  Transformer Core for Power Transformer  Toroid Transformer Ferrite Core details
Crgo Silicon Steel Toroidal  Transformer Core for Power Transformer  Toroid Transformer Ferrite Core supplier
Crgo Silicon Steel Toroidal  Transformer Core for Power Transformer  Toroid Transformer Ferrite Core supplier
Crgo Silicon Steel Toroidal  Transformer Core for Power Transformer  Toroid Transformer Ferrite Core supplier
Products Description
Crgo Silicon Steel Toroidal  Transformer Core for Power Transformer  Toroid Transformer Ferrite Core supplier

Material

High quality CRGO

steel with low iron-loss

and high permeability

Features
Lower core loss, no
leakage magnetic flux,
excellent DC bias
characteristics, high
magnetic permeability
range from 250 to 1200.
Applications
50Hz and 400Hz transformers.current transformers.chokes
and other magnetic
components of
electronic equipments.

Manufacturing Process

Smashing → Laser-welding → Slitting →Winding →Chamfering→ Annealing → Varnish → Testing → Packing
Crgo Silicon Steel Toroidal  Transformer Core for Power Transformer  Toroid Transformer Ferrite Core supplier
Crgo Silicon Steel Toroidal  Transformer Core for Power Transformer  Toroid Transformer Ferrite Core manufacture
Crgo Silicon Steel Toroidal  Transformer Core for Power Transformer  Toroid Transformer Ferrite Core details
Product Paramenters
Crgo Silicon Steel Toroidal  Transformer Core for Power Transformer  Toroid Transformer Ferrite Core manufacture
Crgo Silicon Steel Toroidal  Transformer Core for Power Transformer  Toroid Transformer Ferrite Core details


Model

Core Size (MM)

Finished Size (MM)

Cross Area (cm2)
Average Path Length(CM)

One-turn Loop Independence AL(μH) 1Khz,0.25V
OD
ID
H
OD
ID
H
Ae
Lm
AL(min)
EK0603
6.0
3.0
3.2
6.5
2.5
3.8
0.037
1.41
13.0
EK0903
9.0
5.0
3.2
9.5
4.5
3.8
0.050
2.20
11.5
EK1003
10.0
7.0
3.2
10.5
6.5
3.8
0.037
2.67
7.0
EK1210
12.0
8.7
10.0
12.6
8.1
10.6
0.129
3.25
20.0
EK1405
14.0
9.0
4.5
14.5
8.5
5.1
0.088
3.61
12.0
EK2108
21.3
13.5
8.0
22.1
12.8
9.0
0.243
5.46
22.0
EK4304
43.0
35.0
4.0
43.6
34.4
4.6
0.125
12.25
5.0

Two series of toroidal core

A series

A round core wound by automatic machines with one continuous tape of CRGO silicon steel and annealed in a tunnel furnace under the protection of inert gases.
Material thickness: 0.30mm, 0.27mm, 0.23mm, 0.10mm, 0.08mm and 0.05mm.
B series

B series core commonly used as a replacement of EI and other toroidal transformers with lower magnetic loss requirement.
Material thickness: 0.30mm, 0.27mm, 0.23mm
Material
Material Grade
Equivalent Grade
Bm(Gauss)
BI
M3-0.23mm
16500/17000
BII
M4-0.27mm/0.30mm
16000
BIII
M5-0.30mm
15500

Please let us know the below information
Crgo Silicon Steel Toroidal  Transformer Core for Power Transformer  Toroid Transformer Ferrite Core details
Toroidal Core Custom Form
OD(MM)
ID(MM)
H(MM)
Specified Material
Performance Requirement
Other requirement
Crgo Silicon Steel Toroidal  Transformer Core for Power Transformer  Toroid Transformer Ferrite Core manufacture
Crgo Silicon Steel Toroidal  Transformer Core for Power Transformer  Toroid Transformer Ferrite Core factory
Crgo Silicon Steel Toroidal  Transformer Core for Power Transformer  Toroid Transformer Ferrite Core supplier
Crgo Silicon Steel Toroidal  Transformer Core for Power Transformer  Toroid Transformer Ferrite Core manufacture
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Crgo Silicon Steel Toroidal  Transformer Core for Power Transformer  Toroid Transformer Ferrite Core supplier
Tel: +86 757 83789311
Mob: +86 13106683388
Crgo Silicon Steel Toroidal  Transformer Core for Power Transformer  Toroid Transformer Ferrite Core details
Whatsapp :
+86 133 0284 0021
Wechat :
+86 13106683388

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  • R&D Team

    R&D Team

    Strong design and development ability, our R&D team, more than 20 years of industry experience, we provide a full set of solutions. Make samples quickly,1day the soonest.

  • Delivery Time

    Delivery Time

    Our flexible production line and skilled workers,sample can be finished in 1-3 days,order within 10000pcs can be delivery in 10-20 days,negotiable according to issue.

  • Quality

    Quality

    100% inspection and testing before delivery, the products have passed the CE/ROHS/CUL certification,24 months quality assurance.

  • 24 Hours Online Service

    24 Hours Online Service

    Global customers, no time barrier. Fast support on orders, production, tech & inquiries. Contact us or visit our factory.

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