Physical Name

PZT

Al

Relative Permittivity (N.A.)

ε₁₁ = ε₂₂ = 1730, ε₃₃ = 1700

0

Piezoelectric Stress Constant (V/Nm)

e₃₁ = e₃₂ = −5.3, e₃₃ = 15.8, e₂₄ = e₁₅ = 12.3.

0

Young’s Modulus (Pa)

c₁₁ = c₂₂ = 1.2e11, c₁₂ = c₂₁ = 7.52e10, c₁₃ = c₃₁ = c₂₃ = c₃₂ = 7.51e10, c₃₃ = 1.11e11, c₄₄ = 3.0e10, c₅₅ = c₆₆ = 2.6e10

c₁₁ = c₂₂ = c₃₃ = 7E10

Density (kg/m³)

7600

2700

Poisson Ratio (N.A.)

0.33

0.35

Size (mm³)

50 × 10 × 1.4

50 × 10 × 4.0