Compare All Piezoelectric Ceramic Materials

Soft PZTHard PZTLead Titanate
SymbolsUnitsBM500BM527BM532BM402BM800BM200BM300
Electrical
Relative Dielectric ConstantKT33---175027503250135010001080200
Dissipation FactorTan δ%1.62.02.00.40.30.32.0
Piezoelectric
Coupling Factorkp---0.620.620.650.600.500.600.05
k31---0.370.370.390.350.300.310.03
k33---0.720.720.750.710.640.640.51
Charge Constantd3110-12 C/N-175-215-270-135-85-100-3
d3310-12 C/N36550059030522525070
Voltage Constantg3110-3 V·m/N-11.5-9.5-9.0-10.8-10.5-10.0-2.0
g3310-3 V·m/N25222026262635
Mechanical Quality FactorQM---80707055010001000800
Frequency Constants2NpHz·m2050205020002150235023502700
N1Hz·m1400140014251640170017702100
N4Hz·m1800185018501950200019002200
Mechanical
ComplianceSE1110-12 m2/N15.514.514.012.011.010.87.2
SE3310-12 m2/N19.019.520.015.613.515.49.0
Densityρg/cm37.657.67.657.67.67.66.7
Curie TemperatureTcoC360225210> 300325330225
Ageing Characteristics3 (% change/time decade)
Coupling Factorkp----0.5-1.0-1.0-2.2-2.5-2.5-0.5
Relative Dielectric ConstantKT33----1.0-1.0-1.0-4.0-6.0-6.0-1.5
Frequency ConstantN4Hz·m0.51.01.01.51.51.50.8

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