Seacor Piezo Ceramics   


PZS 51: Properties [PDF version]
Symbol & Unit
Value
Dielectrical Data
Permittivity εT33o 1850
Dielectric Loss Factor tgδ[10-4] 190
Dielectric Loss Factor (at 400 V/mm) tgδ(4)[10-4] -
Electromechanical Data
Coupling Factor Kp 0.64
Coupling Factor K31 0.37
Coupling Factor K33 0.74
Piezoelectric Charge Constant -d31 [10-12 C/N] 180
Piezoelectric Charge Constant d33 [10-12 C/N] 405
Piezoelectric Voltage Constant -g31 [10-3 Vm/N] 9.7
Piezoelectric Voltage Constant g33 [10-3 Vm/N] 21.9
Mechanical Data
Elastic Compliance sE11 [10-12 m2/N] 16.2
Elastic Compliance sE33 [10-12 m2/N] 18.7
Radial Frequency Constant NEp [m/s] 1970
Thickness Frequency Constant NDt [m/s] 2040
Transverse Frequency Constant NE1 [m/s] 1420
Longitudal Frequency Constant ND3 [m/s] 1400
Mechanical Quality Factor Qm 80
Density ρ [103 kg/m3] 7.70
Thermal Data
Curie Temperature Tc [oC] 340

    
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