CMC 15141 – Preliminary Technical Data Sheet Preliminary

CMC 15141 is a self adhesive insulating tape based on highly hydrolysis resistant PPSU film recommended as subgasket frame material in PEM fuel cells.

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Issued: 2025-04

Product description

CMC 15141 is a self adhesive insulating tape based on highly hydrolysis resistant PPSU film recommended as subgasket frame material in PEM fuel cells. A protective liner is included.

Property Value
Backing material PPSU film (polyphenylene sulfone)
Colour colourless
Substrate thickness in mm 0.025
Total thickness in mm 0.040 ± 0.005

Adhesive properties

Property Value
Type of adhesive acrylic
Adhesive strength in N/cm according to internal method PV 1006-32 (180° peel from steel) ≥2

Thermal properties

Property Value
Temperature performance (max.) in °C 155
Insulation class according to IEC 60085 F

Electrical properties

Property Value
Breakdown voltage based on IEC 60243-1 in Veff. ≥ 5'000

Mechanical properties

Property Value
Tensile strength in N/cm ≥ 12
Elongation at break in % ≥ 40

Other properties

Property Value
Recommended storage cond.: cool and dry (15 - 25°C, < 65% rel. humidity) 04/25

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.