CRGO Electrical Steel for Transformer Cores Supplier of Electrical Steel Sheets
Cold Rolled Grain Oriented Steel
CRGO Electrical Steel is essential for transformer cores, offering low core loss and high magnetic induction.
As a raw material for transformers, grain-oriented silicon steel can be indirectly applied in the field of new energy, such as wind power, photovoltaics, energy storage, charging pile construction, high-speed rail, rail transit construction, data centers, etc.
Excellent electromagnetic properties
First-class equipment, advanced manufacturing technology, and strict management ensure the excellent and stable electromagnetic properties of grain-oriented silicon steel
Excellent surface coating performance
Grain-oriented electrical steel has a uniform surface coating and good adhesion, which can prevent the coating from falling off during processing. The performance of interlayer insulation is excellent.
Excellent dimension alaccuracy
Advanced equipment and manufacturing technology ensure smooth grain-oriented electrical steel surface, uniform thickness, small difference between the same plates, and high lamination coefficient.
Excellent processing performance
With high-precision dimensions and excellent mechanical properties, it is easy for users to slit, cut and laminate.
More width options
The plate width of grain-oriented electrical steel is 940-1010mm from which users can choose to improve the utilization rate of materials.
Production Process
Specifications
Standard dimensions of products
| Available thickness(mm) | Available width range(mm) | Inside diameter(mm) |
|---|---|---|
| 0.23、0.27 | 700~1200 | 508 |
Dimensional and shape tolerances
| Thickness(mm) | Thickness tolerance(mm) | Longitudinal thickness tolerance(mm) | Traverse thickness tolerance(mm) | Width tolerance(mm) | Flatness(%) | Camber within 2m(mm) |
|---|---|---|---|---|---|---|
| 0.23 | ±0.025 | ≤0.030 | ≤0.02 | 0~+2 | ≤1.5 | ≤1.0 |
| 0.27 | ±0.03 |
Electromagnetic property standard
| Type | Grade | Thickness(mm) | Density(kg/dm³) | P1.7/50 | B8 |
|---|---|---|---|---|---|
| Common type | 23Q85 | 0.23 | 7.65 | 0.800-0.850 | 1.85-1.89 |
| 23Q90 | 0.850-0.900 | 1.85-1.89 | |||
| 23Q95 | 0.890-0.910 | 1.85-1.89 | |||
| 23Q100 | 0.900-0.970 | 1.85-1.89 | |||
| 23Q105 | 0.971-1.020 | 1.85-1.89 | |||
| 23Q110 | 1.021-1.050 | 1.85-1.89 | |||
| 27Q100 | 0.27 | 7.65 | 0.900-0.970 | 1.85-1.89 | |
| 27Q105 | 0.971-1.020 | 1.85-1.89 | |||
| 27Q110 | 1.021-1.050 | 1.85-1.89 | |||
| 27Q120 | 1.051-1.150 | 1.85-1.89 |
Application Fields
Oriented silicon steel is widely used in the manufacture of various transformer cores. Known as a steel handicraft, it has a complex manufacturing process. Because of its excellent hysteresis loss, excellent magnetic induction, and extremely low loss. it is used in larce cenerators, high-efficiency motors. and other fieds as well as in UHv. photovoltaic wind power, charging piles, high-speed rail, and other infrastructure fields.
