CMC 70858 is a self adhesive Kapton® film with good thermal conductivity and very good insulating properties even at high temperatures. Easy and clean pre-assembly provided by adhesive layers on both sides (also available in 0.025 mm film thickness on request).
Property
Value
Supporting Base
Kapton® MT, thermally conductive
Colour
brown
Thermal conductivity in W/(mK)
0.46
Substrate thickness in mm
0.050 15%
Total thickness in mm
0.140 10%
Adhesive Properties
Property
Value
Type of adhesive
acrylic (both sides)
Adhesive strength in N/cm according to internal method PV 1006-32 (180° peel from steel)
≥ 2.5 (both sides)
Thermal Properties
Property
Value
Temperature performance (max.) in °C
180
Insulation class according to IEC 60085
H
Electrical Properties
Property
Value
Breakdown voltage based on IEC 60243-1 in Veff.
≥ 7'000
Mechanical Properties
Property
Value
Tensile strength in N/cm
≥ 50
Elongation at break in %
≥ 20
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.