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Trafoboard® HD-PH - Laminated pressboard

Trafoboard® HD-PH is a high-quality laminated pressboard for insulation components in oil-filled high-voltage transformers.

Trafoboard® HD-PH consists of highly densified pressboard layers made of pure cellulose according to IEC 60641, which are bonded permanently by means of phenolic glue according to IEC 60763 type LB 3.1A.2.


  • Excellent electrical insulation
  • High mechanical strength
  • High chemical purity


  • Machined components up to 4,150 x 2,150 mm x 10…120 mm
  • Rings up to Ø 3,100 mm
  • Platforms up to 3,150 x 3,150 mm
  • Fasteners

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