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Thermally conductive foil made of siliconelastomer

WFK 25

  • silicone foil with very good thermal properties
  • good electrical insulation resistance
  • easy handling and application
  • cuts and contours according to customer specifications
  • thermal resistance: 
    0,22 K/W
  • temperature range: 
    -60°C ... +250°C
  • elongation: 
    31 %
  • volume resistance: 
    2.5·1011 Ω·m
  • dielectric constant: 
    3 [1 kHz]
  • tensile strength: 
    1,5 N/mm2
  • dielectric strength: 
    1.5 kV
  • class of inflammability: 
    UL 94 V-0
Price on application
Quantity
Features
version:
silicone foil without glass fibre reinforcement, one-sided protection foil
colour:
white
density:
2.33 g/cm3
hardness:
70 - 80 Shore A
thermal conductivity:
2.5 W/m·K
thermal resistance:
0,22 K/W
temperature range:
-60°C ... +250°C
material thickness:
0.225 mm
elongation:
31 %
volume resistance:
2.5·1011 Ω·m
dielectric constant:
3 [1 kHz]
tensile strength:
1,5 N/mm2
dielectric strength:
1.5 kV
class of inflammability:
UL 94 V-0
type of delivery:
  • plates, usable area 300x250mm
  • other dimensions upon request
Variants
wfk25web.jpg
  • thermal resistance: 0,25 K/W
  • temperature range: -60°C ... +250°C
  • elongation: 31 %
  • volume resistance: 2.5·1011 Ω·m
  • silicone foil with very good thermal properties
  • good electrical insulation resistance
  • easy handling and application
  • cuts and contours according to customer specifications
 
wfk25web.jpg
  • thermal resistance: 0,3 K/W
  • temperature range: -60°C ... +250°C
  • elongation: 31 %
  • volume resistance: 2.5·1011 Ω·m
  • silicone foil with very good thermal properties
  • good electrical insulation resistance
  • easy handling and application
  • cuts and contours according to customer specifications
 
wfk25web.jpg
  • thermal resistance: 0,265 K/W
  • temperature range: -60°C ... +250°C
  • elongation: 31 %
  • volume resistance: 2.5·1011 Ω·m
  • silicone foil with very good thermal properties
  • good electrical insulation resistance
  • easy handling and application
  • cuts and contours according to customer specifications
 
* This information refers to the standard variant of the product, so it might change when another variant is chosen.
Further Information
Data sheet

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