Isotape® – Electrical adhesive tapes Isotape® 4627

Isotape® 4627 consists of glass cloth with a thermosetting rubber adhesive.

Download datasheet


CSA-File: LR94980

Delivery forms

  • Width: from 2.5 mm in 0.1 mm increments
  • Core diameter: 76 mm (3")
  • Special widths on request


White, black


Rubber thermosetting




12 months at room temperature. Adhesive tapes should be stored in a cool, dry place at approx. 20 °C and 50 - 60 % relative humidity. The storage period should not exceed 12 months.

Technical data

Property Unit of measure  
Type/ Ordering information    Isotape® 4627
Standard colours    White, black
Backing    Glass cloth
Backing thickness  mm  0.127
Adhesive    Rubber thermosetting
Total thickness  mm  0.178
Elongation at break  3
Insulation resistance  MΩ  10^3
Electrolyt. corrosion value    1.0 Direct/A, 1
Flammability class    BU 2
Dielectic strength  kV  2.5
Tensile strength  N/cm  306
Adhesiveness / Adhesion to steel  N/cm  5.5
Thermal class    155 °C (F)