CMC 70864 – Technical Data Sheet

CMC 70864 is based on a 25 micron foil of Kapton HN, an excellent insulation film for the highest demands.

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Issued: 2017-06

Product Description

CMC 70864 is based on a 25 micron foil of Kapton HN, an excellent insulation film for the highest demands. The tape is coated with an acrylic adhesive that offers good adhesion to many types of surfaces.

Property Value
Backing Material Kapton® HN (Polyimid)
Colour amber
Substrate thickness in mm 0.025 ± 17%
Total thickness in mm 0.060 ± 10%

Adhesive Properties

Property Value
Type of adhesive acrylic
Adhesive strength in N/25 mm according to internal method PV1006-32 (180° peel from steel) ≥5

Thermal Properties

Property Value
Temperature performance (max.) in °C 180
Short term temperature performance in °C (ca. 1 hour) 200
Insulation class according to IEC 60085 H

Electrical Properties

Property Value
Breakdown voltage based on IEC 60243-1 in Veff. ≥ 6'000

Mechanical Properties

Property Value
Tensile strength in N/cm ≥ 40
Elongation at break in % ≥ 40

Other Properties

®Registered trade mark of DuPont de Nemours


The technical data are average values and do not replace the user's own testing. Subject to change without notice. The PDF data sheet is binding.