Material Properties • NCE 55
Property | Symbol | Units | Soft Material |
NCE55 | |||
Dielectric Constant (1 kHz) | KT3 | 5000 | |
Dielectric Loss Factor (1 kHz) | tanδe | 0.022 | |
Dielectric Loss Factor (at 0.4V/mm) | tanδe | ||
Density | ρ | kg/m3 | 8000 |
Curie Point | Tc | °C | 160 |
Mechanical Quality Factor | Qm | 70 | |
kp | 0.62 | ||
k33 | 0.72 | ||
Coupling Coefficients | |||
k31 | 0.39 | ||
kt | 0.5 | ||
Piezoelectric Charge | d31 | Coul/N x 10-12 (or) | -260 |
Displacement Coefficient | d33 | m/V x 10-12 | 670 |
Piezoelectric Voltage Coefficient | g31 | -9 | |
Voltage Coefficient | g33 | V·m/N x 10-3 | 19 |
Np | 1970 | ||
Nt | 1990 | ||
Frequency Constants | N1 | Hz·m | |
N33 | |||
N31 | |||
Poisson's Ratio | U | ||
SE11 | 17 | ||
SE33 | 21 | ||
Elastic Constants Short Circuit | SE12 | x 10-12m2/N | -6 |
SE13 | -7.5 | ||
SE55 | 36.2 | ||
SE66 | 46 |