
Soft Magnetic Core Manufacturer
Precision Magnetic Cores for PT & CT Manufacturers
We cast and slit our own nanocrystalline ribbon, then wind, anneal and test every core in-house. Traceable batch performance, custom dimensions to your drawing, and the output capacity to hold your delivery schedule.
100M+ pcs
Annual core output
30+
Countries served
98%
On-time delivery rate
24h
Inquiry response time
Product Lines
Cores Built for Transformer Duty
Nanocrystalline cores and silicon steel cores are our main products. Cores for PT and CT transformers are where our price, technology and capacity advantage is strongest, and our own nanocrystalline ribbon is exported to customers in many countries.
Why Cinacore
From Ribbon to Core — Fully In-House
Cross-border buyers cannot visit every factory. These four points are what we can document, measure and ship against.
In-House Raw Material
We cast and slit our own nanocrystalline ribbon, so thickness tolerance and magnetic quality are controlled from the melt, not bought in.
Clear Cost Advantage
Removing the ribbon supplier margin layer lets us quote competitively on volume without cutting inspection steps.
High Output, Reliable Delivery
Multiple winding and annealing lines running in parallel support large monthly volumes with a 98% on-time delivery record.
Custom to Your Drawing
OD, ID, height, window, coating and case are made to your drawing, with samples in seven to twelve days.
Trust & Capability
Evidence Behind the Quotation
Partner logos, certification records and the equipment that actually makes the cores.

Korea Electric Power Corporation

Indonesia Grid

Metropolitan Electricity Authority, Thailand

Provincial Electricity Authority, Thailand

China Electric Equipment Group

State Grid Corporation of China

Automatic Core Winding
Automatic winding machines with tension logging per batch.

Vacuum Annealing Furnaces
Vacuum annealing sets the final magnetic properties of every core.

Instrument Transformer Testers
Various test instruments measure the B-H curve, no-load loss and other core parameters.
The permeability data report that comes with every shipment lets us skip incoming inspection on most lots. That alone saved our line several hours a week.
We moved from a trading company to Cinacore because they produce the ribbon themselves. Quotation was clearer and the batch variation stopped.
Samples arrived in nine days with full magnetic test data. Our engineers could finish the magnetic design without extra trial rounds.
Applications & Cases
Selected Customer Cases
Metering, distribution, new energy and rail projects built on Cinacore cores.
About Cinacore
A Core Maker Committed to Competitive Pricing and Responsive Service
Cinacore started in silicon steel lamination and moved upstream into nanocrystalline ribbon casting. Today the same site handles ribbon production, core winding, annealing, encapsulation and magnetic testing, which is why batch data can be traced back to the melt record.
0yrs
In core manufacturing
0lines
Winding & annealing lines
0M+
Cores per year



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Share dimensions, material, accuracy class and annual quantity. You will receive a quotation and, where needed, a magnetic design suggestion within 24 hours.









