SynTape® – Electrical Adhesive Tapes SynTape® B/ PR.25

SynTape®  B/ PR.25 is a glass fibre reinforced polyester tape with rubber adhesive.

Besides high resistance to tears, it is also characterised by its high initial adhesiveness and good resistance to solvents.


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As stress relief and mechanical reinforcement as well as for masking the winding start and end.


RoHS compliant according to 2011/65/EU.

Delivery forms

  • Width: From 2.5 mm, in 0.1 mm increments
  • Standard width: 50 m
  • Core diameter: 76 mm (3“)
  • Special widths on request






6 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 6 months.

Technical data

Property Unit of measure  
Type/ Ordering information    B/ PR.25
Standard colours    white
Backing    Polyester glass filament reinforced
Backing thickness  mm  0.085
Adhesive    Rubber
Total thickness  mm  0.120
Tensile strength  N/cm  380
Elongation at break  5
Adhesiveness / Adhesion to steel  N/cm  3.5
Dielectic strength  kV  5
Thermal class    130 ° C/ B
UL FILE NO.    E 178 430
Electrolyt. corrosion value    1