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transformer core

  • China China  
  • Last Updated:
    Posted on: 28 Jan 2024

  • Time Left: 12Y 8M
Buyer Information

RFQ Details

A Series toroidal cores

Cores can be manufactured in material thickness 0.35mm, 0.30mm, 0.27mm, 0.23mm, 0.10mm, 0.08mm and 0.05mm.

Bare cores(not varnished), impregnated cores, epoxy coated cores produced according to customers specifications.



SB Series toroidal cores

SB series toroidal cores are developed to satisfy the customers who are eager to minimize their cost, which are wound by a continous silicon steels strip, occasioinally with joints.

The appearance of the SB cores are very similar to traditional toroidal cores. Material thickness 0.20mm, 0.23mm, 0.27mm, 0.30mm and 0.35mm are available.

The stacking factor is ranging from 0.94 to 0.96. The magnetic properties of SB series cores are very close to that of A series cores, the Bm values are relatively lower because it is recycle material.



NB Series toroidal cores

NB series toroidal cores are developed by Nicore to satisfy the customers who are eager to reduce their costs. The cores are wound of short silicon steel strips in 1 to 3 meters long. It is the particular feature of NB series cores to have joints in the flux path.

Cores can be manufactured in material thickness 0.30mm, 0.27mm, 0.23m in following grades:

Nicore Grade Equivalent Grade Bm(gauss)
NB140 M4-0.30mm 16000
NB150 M5-0.30mm 15500
NB160 M6-0.35mm 15000

Bare cores(not varnished), impregnated cores, epoxy coated cores produced according to customers specifications.


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