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Transformer Materials / Insulation Materials

Insulation Pressboard

High-density pressboard for barriers, spacers and lead supports in oil-immersed units.

Insulation Pressboard

Pressboard with controlled density, moisture and dielectric strength. Sheets are cut to drawing and can be supplied with chamfered edges and pre-compressed grades.

Typical specifications

Thickness
0.5 – 3.0 mm
Density
1.00 – 1.25 g/cm³
Moisture
≤ 6%

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

Standards

  • IEC 60641-3
  • GB/T 19264

Applications

  • Barriers
  • Spacers
  • Lead supports

Specification check

Send the drawing. We will confirm tolerances before quoting.

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