Corrugated Board


Material Properties:

  • Insulation class A (105 °C) In accordance to IEC 641-1
  • Type B 3.1 and P 2.1 B
  • Made of PUCARO Transformerboard, hot pressed
  • Transformerboard with even fibre orientation
  • 100 % sulphate wood pulp
  • Natural – coloured
  • High purity and mechanical strength
  • Low shrinkage and compressibility
  • Good compatibility with liquid dielectrics
  • In accordance to VDE 0530 Part 1 accordance to IEC 641-1 Type B 3.1 and P 2.1 B


  • Suitable for cooling in oil-filled distribution transformers


Type 1

Code Size
TH2322 1.5mm x 2200 x 3200
TH3322 2mm x 2200 x 3200

New Type B

1.0mm x 3200 x 2200
1.5mm x 3200 x 2200
2.0mm x 3200 x 2200

Product Description

Type Thickness S mm Height H mm  Width B mm  Length
B 1.0  4.5 2100  3900mm Sheets
1.5  5.0 2100  3900mm Sheets
2.0  5.5 2100  3900mm Sheets
I 1.0  8.0 2200  3000mm Sheets
1.5  8.5 2200  3000mm Sheets
2.0  9.0 2200  3000mm Sheets

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DISCLAIMER: The technical information contained herein is the result of extensive testing in the manufacturer’s laboratories. In addition any application advice given verbally, in writing or by testing corresponds to the best of our knowledge and belief. Since the use and application of any of our products lies beyond our area of control, it remains the responsibility of the user to verify the product’s suitability for their application.

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