- 密度 [g/cm3]: 1.67
- 吸水率 [%]: 1.7
Physical Properties | Metric | English | Comments |
---|---|---|---|
Density | 1.67 g/cc | 0.0603 lb/in³ | ASTM D542-90 |
Moisture Absorption at Equilibrium | 0.80 % | 0.80 % | 50% RH; 23°C |
Water Absorption at Saturation | 1.7 % | 1.7 % | 98% RH; 23°C |
Moisture Vapor Transmission | 9.60 cc-mm/m²-24hr-atm | 24.4 cc-mil/100 in²-24hr-atm | g/m²-24 h |
Mechanical Properties | Metric | English | Comments |
Film Tensile Strength at Yield, MD | 49.0 MPa | 7110 psi | 3% yield point. Value at 200°C is 43 MPa. Orientation not specified; ASTM D882-91 |
Film Elongation at Break, MD | 70 % | 70 % | Orientation not specified. Value at 200°C (390°F) is 75%; ASTM D882 |
Secant Modulus | 2.28 GPa | 331 ksi | Value at 200°C (390°F) is 1.14 GPa; ASTM D882 |
Impact Test | 0.686 J | 0.506 ft-lb | Impact strength per DuPont Pneumatic Impact Test |
Tear Strength Test | 11.5 | 11.5 | N Graves (Initial) value; ASTM D1004-90 |
Elmendorf Tear Strength MD | 48 g | 48 g | Orientation not specified; ASTM D1922-89 |
Film Tensile Strength at Break, MD | 162 MPa | 23500 psi | Orientation not specified; ASTM D882 |
Electrical Properties | Metric | English | Comments |
Electrical Resistivity | 2.30e+17 ohm-cm | 2.30e+17 ohm-cm | |
Dielectric Constant | 2.7 | 2.7 | |
Dielectric Strength | 197 kV/mm | 5000 kV/in | |
Dissipation Factor | 0.0013 | 0.0013 | |
Thermal Properties | Metric | English | Comments |
Specific Heat Capacity | 1.09 J/g-°C | 0.261 BTU/lb-°F | Value for Kapton® HN |
Thermal Conductivity | 0.120 W/m-K | 0.833 BTU-in/hr-ft²-°F | Value for Kapton® HN |
Flammability, UL94 | V-0 | V-0 |