Polycarbonate [Makrolon®, Lexan®, Tuffak®, Zelux®]
Properties
Common uses
Material Specifications
ASTM or UL test | Property | Value |
Physical |
||
D792 | Density (g/cm3) | 1.2 |
D570 | Water absorption, 24 hrs (%) | 10 |
Mechanical |
||
D638 | Tensile strength (psi) | 9,000 |
D638 | Tensile elongation at break (%) | 130 |
D638 | Tensile modulus (psi) | 3.1 x 105 |
D790 | Flexural strength (psi) | 14,200 |
D790 | Flexural modulus (psi) | 3.4 x 105 |
D785 | Hardness, Rockwell | 118 |
D256 | Izod notched impact (ft-lb/in) | 17 |
Thermal |
||
D3418 | Melting temp (F°) | 310 |
D696 | Coefficient of linear thermal expansion (x 10–5 in./in./°F) |
3.9 |
D648 | Heat deflection temp (F°) at 264 psi | 270 |
- | Max operating temp (F°/C°) | 240 |
C177 | Thermal conductivity (BTU-in/ft²-hr-°F) |
1.35 |
UL94 | Flammability rating | V-2 |
Electrical |
||
D150 | Dielectric constant at 60 Hz | 3.2 |
D150 | Dissipation factor at 60 Hz | 0.001 |
D149 | Dielectric strength (V/mil) short time, ⅛” thick |
380 |
D257 | Volume resistivity (ohm/cm) at 50% RH | 1017 |
These are typical values for reference and comparison only. They should not be used as a basis for design specifications or quality control. Contact us for the manufacturers’ complete material property datasheets. All values were taken at 73°F (23°C) unless otherwise noted.
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