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Piezoceram piezoelectric materials

Physical and electrical properties, geometric parameters and standard tolerance of Piezoceram materials.

Table of physical and electrical properties of piezoceramic materials

PropertySymbol & UnitHigh Power MaterialsHigh Sensitive Materials
PCM-40PCM-41PCM-80PCM-50PCM-51PCM-55
DIELECTRICAL DATA
PermittivityεT33/εo125014001000170018504900
Dielectric Loss Factortgδ[10-4]404020180190220
Dielectric Loss Factor (at 400 V/mm)tgδ (4) [10-4]150200100---
ELECTROMECHANICAL DATA
Coupling FactorKp0,560.580.510.640.640.62
Coupling FactorK310,320.340.300.360.370.39
Coupling FactorK330,670.680.640.720.740.70
Piezoelectric Charge Constant-d31 [10-12 C/N]12513595180180325
Piezoelectric Charge Constantd33 [10-12 C/N]290315225385405630
Piezoelectric Voltage Constant-g31 [10-3 Vm/N]11.310.910.712.09.77.5
Piezoelectric Voltage Constantg33 [10-3 Vm/N]26.225.425.425.621.914.5
MECHANICAL DATA
Elastic CompliancesE11 [10-12 m2/N]13.414.111.516.616.215.8
Elastic CompliancesE33 [10-12 m2/N]17.017.913.519.118.718.7
Radial Frequency ConstantNEp [m/s]218022202300198019701980
Thickness Frequency ConstantNDt [m/s]205020002080188020402150
Transverse Frequency ConstantNE1 [m/s]156015001690140014201780
Longitudal Frequency ConstantND3 [m/s]17501700180014001400-
Mechanical Quality FactorQm50014001000808070
Densityρ[103 kg/m3]7.657.857.607.657.708.0
THERMAL DATA
Curie TemperatureTc[°C]325290315360340170

Table of geometric parameters

ShapeStandard dimensions [mm]
Discs/CylindersDiameter3 - 110
Thickness/Height (Pressing)0.2 - 20
Thickness (Extruded sheet)0.08 - 0.3
RingsOuter Diameter5 - 100
Inner Diameter4 - 90
Thickness0.2 - 20
TubesOuter Diameter5 - 100
Inner Diameter4 - 90
Thickness0.2 - 20
Rectangular PlatesLength3 - 120
Width2 - 120
Thickness0.2 - 20
Hemispheres /Focusing bowlsOuter Radius4 - 60
Wall Thickness1 - 8

Standard tolerance

Frequency± 5%
Outer Diameter± 0.1 mm
Inner Diameter± 0.15 mm
Thickness± 0.05 mm
Permittivity± 10%