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Transformer Materials / Electrical Steel

CRGO Electrical Steel Coil

Cold-rolled grain-oriented silicon steel coil in loss grades for distribution and power transformer cores.

CRGO Electrical Steel Coil

CRGO coil supplied with mill test certificates, C5 insulation coating and consistent lamination factor. Grades are matched to core design, annealing route and the efficiency class required in the destination market.

Typical specifications

Grades
23QG085 – 30Q120
Thickness
0.23 – 0.30 mm
Width
900 – 1,250 mm
Core loss
0.85 – 1.20 W/kg (P1.7/50)
Coating
C5 insulation coating

Indicative ranges. Final specification is confirmed per drawing and order.

Standards

  • IEC 60404-8-7
  • ASTM A876

Applications

  • Distribution transformers
  • Power transformers
  • Wound cores

Specification check

Send the drawing. We will confirm tolerances before quoting.

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