Material Properties • NCE 40
| Property | Symbol | Units | Hard Material |
| NCE40 | |||
| Dielectric Constant (1 kHz) | KT3 | 1250 | |
| Dielectric Loss Factor (1 kHz) | tanδe | 0.0025 | |
| Dielectric Loss Factor (at 0.4V/mm) | tanδe | 0.014 | |
| Density | ρ | kg/m3 | 7750 |
| Curie Point | Tc | °C | 318 |
| Mechanical Quality Factor | Qm | 700 | |
| kp | 0.58 | ||
| k33 | 0.70 | ||
| Coupling Coefficients | k31 | 0.35 | |
| kt | 0.50 | ||
| Piezoelectric Charge | d31 | Coul/N x 10-12 (or) | -140 |
| Displacement Coefficient | d33 | m/V x 10-12 | 320 |
| Piezoelectric Voltage Coefficient | g31 | -12 | |
| Voltage Coefficient | g33 | V·m/N x 10-3 | 27.5 |
| Np | 2160 | ||
| Nt | 1980 | ||
| Frequency Constants | Nta | Hz·m | |
| N33 | |||
| N31 | |||
| Poisson's Ratio | Y | ||
| SE11 | 13 | ||
| SE33 | 17 | ||
| Elastic Constants Short Circuit | SE12 | x 10-12m2/N | -3.4 |
| SE13 | -5.4 | ||
| SE55 | 34.5 | ||
| SE66 | 31.5 |