Kapton® (Polyimide, Unfilled)
Kapton® withstands both high and low temperature extremes. It has a use range of -452 to 752 degrees Fahrenheit, maintaining excellent physical, electrical and mechanical properties across this broad range.
Kapton® is an effective insulator and has excellent radiation resistance which makes it a good choice for demanding applications across many industries including aerospace.
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|Density||1.33e3 - 1.43e3||kg/m^3||0.048 - 0.0517||lb/ft^3|
|Yield Strength||8.62e7 - 8.96e7||Pa||12.5 - 13||ksi|
|Tensile Strength||7.24e7 - 1.18e8||Pa||10.5 - 17.1||ksi|
|Elongation||0.075 - 0.9||% strain||7.5 - 90||% strain|
|Hardness (Vickers)||2.54e8 - 2.64e8||Pa||25.9 - 26.9||HV|
|Impact Strength (unnotched)||7.9e3 - 9e3||J/m^2||3.76 - 4.28||ft.lbf/in^2|
|Fracture Toughness||2.16e6 - 6.4e6||Pa/m^0.5||1.97 - 5.82||ksi/in^0.5|
|Young's Modulus||2.07e9 - 2.76e9||Pa||0.3 - 0.4||10^6 psi|
|Max Service Temperature||221 - 241||°C||430 - 466||°F|
|Melting Temperature||375 - 401||°C||707 - 754||°F|
|Insulator or Conductor||Insulator||Insulator|
|Specific Heat Capability||1.39e3 - 1.45e3||J/kg °C||0.333 - 0.346||BTU/lb. °F|
|Thermal Expansion Coefficent||8.1e-5 - 1.01e-4||strain/°C||45 - 56||µstrain/°F|
|CO2 Footprint||9.08 - 10||kg/kg||9.08 - 10||lb/lb|
∗ The information on this page is intended as general guidance only and is only accurate at the time of posting (see date below). Specific material properties vary by manufacturer. Please contact a Dielectric application engineer for help in choosing the optimal material for your application and budget.
Posting Date: August 16, 2012