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CRGO BUILT CORE

Sunmark logo
Sunmark
Service Provider , Manufacturer, Professional Services, Trader, Exporter, Importer — Vadodara, Gujarat, India · Replies in ~24–48 hours
FIEO Registered Export Ready
1 other verified sellers also offer this product
₹ 3.50 /KGS (Kilograms) In stock
Inclusive of all taxes
MOQ: 1 KGS (Kilograms)
Lead time: On request
GST invoice
Origin: India
Export ready
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Export Snapshot
Minimum order
1 KGS (Kilograms)
HSN Code
85469010
Origin
India
Lead time
On request
Port of dispatch
On request
Packaging
Standard export packaging
Shelf life / storage
As per product specification
Export markets served
Malaysia flag MY Nepal flag NP Sri Lanka flag LK Thailand flag TH
Ability to customise
As per OEM brief
Values shown are for Sunmark. Other sellers may differ — see the comparison panel.
IS3024:2015
Company Sunmark
Sunmark logo
Sunmark

Registered address: Vadodara, India. Industry: Energy › Power Generation & Distribution.

FIEO Registered
View profile →
Established
2017
Employees
1–10
GST
24AJTPA5960F1Z6
IEC code
AJTPA5960F
Export markets
Malaysia flag MY Nepal flag NP Sri Lanka flag LK Thailand flag TH
Member since
Sep 2023
Turnover
$250,000 - $1 MM
Incorporation type
On request
Product details

CRGO BUILT CORES

Description provided by Sunmark.

Cold Rolled Grain Oriented (CRGO) Electrical Steel

Built Core

High magnetic permeability for efficient operation

Low hysteresis and eddy current losses

Customizable based on transformer requirements

Power transformers, distribution transformers, reactors, inductors

Robust construction for durability

Good thermal stability under operating conditions

Insulated coating to prevent eddy currents

Pre-assembled cores for ease of installation

Specifications
Material Grade
CRGO Electrical Steel IEC 60404-8-6 / IS 6600 standard
Core Dimensions
Varies depending on specification - custom sizes available
Thickness of Lamination
Typically 0.23mm to 0.35mm
Maximum Magnetic Flux Density
Up to 1.8 Tesla
Insulation Coating
Organic insulating coating to reduce eddy currents
Core Loss
Typically less than 1 W/kg at 1.5 Tesla and 50Hz
Operating Frequency
50Hz or 60Hz applications
Temperature Grade
Class B or F, depending on application requirements
Manufacturing Process
Built by stacking and assembling CRGO laminations with precision
Compliance
Conforms to Indian standards IS 6600 and IEC standards
Use cases
Category
Transformer Parts and Accessories/CRGO Cores/Built Transformer Cores
Primary application
Brand
Not specified
Product type
Product
Logistics & handling
Lead time
On request
Packaging
As per buyer requirement
Storage condition
As recommended by supplier
Origin
India
Form
As listed by supplier
Commercials Sunmark
Minimum order
1 KGS (Kilograms)
Lead time
On request
Payment terms
As per negotiated commercial agreement
Commercial terms update when you select a different seller in the comparison below.
Frequently asked by buyers
What are the standard lamination thickness options available for CRGO built cores?

Standard lamination thicknesses typically range from 0.23mm to 0.35mm, selected based on the transformer design and performance requirements.

How does the CRGO built core minimize core losses in transformers?

The CRGO electrical steel used has high magnetic permeability and is grain-oriented, reducing hysteresis and eddy current losses, while the insulated coating further minimizes eddy currents.

Can CRGO built cores be customized for different transformer specifications?

Yes, CRGO built cores can be manufactured in various dimensions to meet specific transformer design requirements and application needs.

What standards do these CRGO built cores comply with?

These cores conform to Indian Standard IS 6600 and IEC 60404-8-6, ensuring quality and performance for transformer applications.

Is the surface of CRGO built cores treated to prevent electrical losses?

Yes, the cores have an organic insulating coating applied to laminations to reduce eddy current losses and enhance magnetic performance.

Question not answered? Sellers typically reply within 24–48 hours.

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