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We design for you, we produce for you.
High-Efficiency Transformer Cores with Step-Lap Technology
The magnetic core is the most critical component of a transformer, directly influencing its energy efficiency, sound level, and longevity. At Datsan, we start by bringing the highest quality Cold Rolled Grain Oriented (CRGO) silicon steels to our warehouse, either as cut and stacked cores according to our precise design or as sheet rolls. After rigorous routine tests and visual inspections, these materials move through our specialized manufacturing line to become the heart of your transformer's active part.
CRGO Silicon Steels We Use
Material Grades
- ✓ M0H (High-Permeability)
- ✓ M4
- ✓ M5
- ✓ M3
Thickness Options
- ✓ 0.18 mm
- ✓ 0.23 mm
- ✓ 0.27 mm
- ✓ 0.30 mm
Core Design Type
- ✓ Core Type (Standard)
- ✓ Shell Type (Optional)
Technical Specifications
| Technical Parameter | Standard Specification |
|---|---|
| Raw Material | High-Permeability CRGO Silicon Steel |
| Lamination Thickness | 0.23 mm - 0.27 mm - 0.30 mm (0.18 mm optional) |
| Core Stacking Type | Multi-Step Lap (up to 7 steps) |
| Cutting Precision | CNC Automated (Burr height < 0.02 mm) |
| Insulation Type | C5 Inorganic Coating (Carlite) |
| Standards Compliance | IEC 60076, EU 2019/1783 (Ecodesign Tier 2) |
Our Technological Advantages
Advanced Step-Lap Stacking
Minimizes magnetic resistance at joints, significantly reducing no-load loss and operational noise for quieter, more efficient transformers.
Precision CNC Cutting
Our in-house CNC slitting guarantees burr height below 0.02 mm, ensuring perfect core geometry for optimal magnetic flux and performance.
High-Permeability CRGO
We utilize top-grade M0H, M3, and M4 silicon steels to ensure minimal core loss and maximum energy efficiency, compliant with Ecodesign Tier 2.
Design & Testing
Each core design is meticulously optimized using advanced electromagnetic simulation software. Before proceeding to the winding stage, every core undergoes strict visual inspections and dimensional checks to ensure it meets our exacting quality standards and your project's specific requirements.
Transformer Manufacturer
DATSAN Transformer manufactures oil-immersed distribution and power transformers for industrial, utility, and infrastructure projects worldwide. Established in 1992, DATSAN combines over 30 years of engineering experience with modern manufacturing and testing capabilities. Our products are designed in accordance with IEC 60076, ANSI C57 and relevant international standards, with Ecodesign-compliant options available upon request.