COTRAN Z551 Self-Fusing Silicon Rubber Tape

COTRAN Z551 self-fusing silicon rubber tape is composed of self-fusing silicone rubber and easily removed liner. It has excellent resistance to tracking, ozone, UV, corrosion, water and continuous operating temperature of -50℃~180℃. It can be used in dirty areas. Suitable for busbar insulation protection and phase identification, Insulation for terminations and joints of high-voltage power cables up to 35kV, Insulation for submarine cables, submersible motors, large-sized generators, automobiles, aero engines and other electrical equipment.

Product Features

  • Excellent weather resistance (anti-ozone, UV), long-term outdoor use does not fade
  • Flexible and tensile, good fit
  • Excellent electrical insulation, anti-tracking characteristics
  • High and low temperature resistance, stable long-term performance at -50℃~180℃


Technical Properties

Property

Unit

Test Method

Typical Value

Tensile strength

MPa

ASTM D 4325

4.1MPa

Ultimate elongation

%

ASTM D 4325

568%

Dielectric strength

kV/mm

ASTM D4325

26.9

Volume resistivity

Ω.cm

ASTM D1000

2.36×1013

Heat ageing (180℃ 168h)

ASTM D4325

Pass

Note: Technical information provided consists of typical product dates and should not be used for specification purposes.


Usage

Remove the liner and stick the adhesive side to the objects tightly, then wrap the tape in half-lapped layers round the objects


Specification

Type

Width(mm)

Thickness(mm)

Length(m)

Color

Rolls/Case

Z551

50

0.8

5

Red, Yellow, Green, Black

40

Note: Other size is available on request.


Shelf life and Storage

COTRAN Z551 self-fusing silicon rubber tape has 2 year's shelf life from date of manufacture when stored in a humidity controlled storage (-10 °C to 40 °C and <75% relative humidity).


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