Intertape® – Electrical adhesive tapes Intertape® 4118

Intertape® 4118 is a Kapton® tape with silicone adhesive.

DuPont Kapton® polyimide backing and silicone adhesive offers outstanding thermal resistance and excellent electrical insulating properties. This tape is used where toughness, puncture resistance, extreme resistance to heat, and flame retardance are required. Operating temperature range is -60 °C (-76 °F) to +260 °C (500 °F).

Download datasheet

Application

Used on gold fingers for protection in wave soldering. Is being used as ground barrier and phase insulation in high performance torroidal coils. Also used as an outer wrap on small bobbin wound coils and on form wound coils for traction motors.

Standards

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

Fulfills MIL-P-46112B and ASTM D5213 Type 1, Item A.

Delivery forms

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

Color

Brown transparent

Glue

Silicone

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.

Technical data

General
Property Unit of measure  
Type/ Ordering information    Intertape® 4118
Standard colours    Brown transparent
Backing    Kapton®
Backing thickness  mm  0.025
Adhesive    Silicone
Total thickness  mm  0.067
Dielectic strength  kV  7
Tensile strength  N/cm  21
Adhesiveness / Adhesion to steel  N/cm  1
Elongation at break  60
Insulation resistance  MΩ  10^6
Electrolyt. corrosion value    Direct 1.0/A, 1
Flammability class    conform to UL 510
Thermal class    180 °C (H)
UL FILE NO.    E20780