Seacor Piezo Ceramics   


PZS 80: Properties [PDF version]
Symbol & Unit
Value
Dielectrical Data
Permittivity εT33o 1050
Dielectric Loss Factor tgδ[10-4] 20
Dielectric Loss Factor (at 400 V/mm) tgδ(4)[10-4] 100
Electromechanical Data
Coupling Factor Kp 0.53
Coupling Factor K31 0.30
Coupling Factor K33 0.65
Piezoelectric Charge Constant -d31 [10-12 C/N] 95
Piezoelectric Charge Constant d33 [10-12 C/N] 250
Piezoelectric Voltage Constant -g31 [10-3 Vm/N] 10.7
Piezoelectric Voltage Constant g33 [10-3 Vm/N] 25.4
Mechanical Data
Elastic Compliance sE11 [10-12 m2/N] 11.5
Elastic Compliance sE33 [10-12 m2/N] 13.5
Radial Frequency Constant NEp [m/s] 2300
Thickness Frequency Constant NDt [m/s] 2080
Transverse Frequency Constant NE1 [m/s] 1690
Longitudal Frequency Constant ND3 [m/s] 1510
Mechanical Quality Factor Qm 1000
Density ρ [103 kg/m3] 7.60
Thermal Data
Curie Temperature Tc [oC] 315

    
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