TCK Series Electrically Insulating Thermal Sheet

Polyimides have few equals when it comes to durability. TCK Series, leverages these traits and adds an enhanced thermal coating to lower contact resistance for the toughest of applications. Rest assured that this combination will provide the needed thermal, electrical, and cut through features required.
Features: Thermal conductivity: 0.9/1.1/1.3 W/m.K , high cut through resistance
Applications: Power modules, automotive power modules and EV applications
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Technical Data



Test Method

Texture PI Film + Silicone -
Color Beige Visual
Thickness (mm) 0.15 -
Density (g/cc) 2.5 ASTM D792
Hardness (Shore A) 85 ASTM D2240
Tensile strength (MPa) ≥ 34 ASTM D412
Usage Temperature (°C) -60 ~ 180 -
Flammability V-0 UL 94
Shelf Life (month) 12

Temperature <40℃ avoid extrusion and exposure to the sun


Breakdown Voltage (kv) >6.0 ASTM D149
Volume Resistivity (Ω.cm) 1014 ASTM D257


Thermal Conductivity (W/m.K) 1.3 ASTM D5470
Thermal Impedance (℃-in2/W, 50psi) < 0.28 ASTM D5470

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The technical information and data shown on this page should be considered representative or typical only and should not be used for specification purposes. Please contact us representative to determine product availability.

* Product Reminder


Store in a cool, dry, well-ventilated place.

Shelf life

Shelf life of the product is 12 months after date of shipment