Intertape® – Electrical adhesive tapes Intertape® 4427

Intertape® 4427 consists of a polyester film and fiber rope backing with thermosetting rubber adhesive.

Puncture resistant, absorbent polyester film / rope fibre laminated backing and aggressive rubber adhesive make this a low cost all-purpose, electrical insulating tape. Also a rubber thermosetting adhesive system gives the 4427 excellent solvent resistance.

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Standards

UL-File-No.: E20780
CSA-File: LR94980

Delivery forms

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

Color

Natural

Glue

Rubber thermosetting

Adhesive

One-sided

Storage

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.

Punched parts, bent & formed parts

We offer a wide range of punched and formed parts: Rolls, individual parts unsorted, sorted or stacked, adhesive on one or both sides, non-adhesive, with or without a grip tab.

 

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Technical data

General
Property Unit of measure
Type/ Ordering information Intertape® 4427
Standard colours Natural
Backing Polyesterfilm + rope fiber
Backing thickness mm 0.089
Adhesive Rubber thermosetting
Total thickness mm 0.140
Elongation at break % 2
Insulation resistance 10^4
Electrolyt. corrosion value 1.0 Direct/A, 1
Flammability class BU 3
Thermal class 130 °C (B)
Dielectic strength kV 4.5
Tensile strength N/cm 70
Adhesiveness / Adhesion to steel N/cm 6.6
UL FILE NO. E20780