Welcome to Piezo Kinetics

	Welcome to Piezo Kinetics
	We are the United States leading manufacturer of small and specialty piezoelectric ceramic elements and assemblies for medical, ultrasonic welding and cleaning, automotive, aerospace and other commercial applications

ELECTROMECHANICAL PROPERTIES

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PHYSICAL PROPERTIES

Density (x 10³ Kg/m³)	7.7	7.6
Curie Temperature (^oC)	300	na
Mechanical QM (-)	600	500
Maximum Operating Temperature (^oC)	150	150

ELECTRICAL PROPERTIES @ 25oC

Dielectric Constant @ 1 KHz (-)	1500	1250
Dissipation Factor @ 1 KHz (%)	0.5	0.4
Planar Coupling Factor kp (-)	0.55	0.59
Transverse Coupling factor k31 (-)	0.35	0.35
Longitudinal Coupling Factor k33 (-)	0.70	0.72
Shear Coupling Factor k15 (-)	0.67	0.70
Transverse Charge Coefficient d31 (x 10^-12 m/V)	-150	-125
Longitudinal Charge Coefficient d33 (x 10^-12 m/V)	320	290
Shear Charge Coefficient d15 (x 10^-12 m/V)	500	480
Transverse Voltage Coefficient g31 (x 10^-3 V m/N)	-11.3	-11.0
Longitudinal Charge Coefficient g33 (x 10^-3 V m/N)	24.1	26.5
Shear Charge Coefficient g15 (x 10^-3 V m/N)	37.7	38.0

MECHANICAL PROPERTIES @ 25oC

FREQUENCY CONSTANTS @ 25oC

Planar Frequency Constant Np (Hz-m)	2180	2130
Transverse Frequency Constant N1 (Hz-m)	1610	1520
Longitudinal Frequency Constant N3 (Hz-m)	2050	2005
Thickness Frequency Constant Nt (Hz-m)	2007	(na)
Shear Frequency Constant N5 (Hz-m)	1295	(na)

AGEING RATES

Dielectric Constant (% per time decade)	-4.0	-5.0
Resonant Frequency (% per time decade)	1.0	1.0
Coupling Constant (% per time decade)	-2.3	-2.5

ELECTRIC FIELD DEPENDENCE @ 200KV/m [5 V/mil] and 25oC

Dielectric Constant (% increase)	10.0	(na)
Dissipation Factor (% increase)	1.0	(na)

MAXIMUM OPERATING FIELD