ELECTROMECHANICAL PROPERTIES	552	556
PHYSICAL PROPERTIES
Density (x 103 Kg/m3)	7.6	7.8
Curie Temperature (oC)	200	180
Mechanical QM (-)	75	65
Maximum Operating Temperature (oC)	120	120
ELECTRICAL PROPERTIES @ 25oC
Dielectric Constant @ 1 KHz (-)	3400	3900
Dissipation Factor @ 1 KHz (%)	2.2	2.2
Planar Coupling Factor kp (-)	0.63	0.67
Transverse Coupling factor k31 (-)	0.36	0.40
Longitudinal Coupling Factor k33 (-)	0.71	0.75
Shear Coupling Factor k15 (-)	0.67	0.68
Transverse Charge Coefficient d31 (x 10-12 m/V)	-270	-310
Longitudinal Charge Coefficient d33 (x 10-12 m/V)	550	600
Shear Charge Coefficient d15 (x 10-12 m/V)	720	750
Transverse Voltage Coefficient g31 (x 10-3 V m/N)	-9.0	-9.0
Longitudinal Charge Coefficient g33 (x 10-3 V m/N)	18.3	17.4
Shear Charge Coefficient g15 (x 10-3 V m/N)	23.9	21.7
MECHANICAL PROPERTIES @ 25oC
Young's Modulus (x 1010 N/m2)	6.0	5.8
Poisson's Ratio (-)	0.31	0.22
Elastic Compliance s11E (x 10-12 m2/N)	15.9	13.8
Elastic Compliance s33E (x 10-12 m2/N)	20.2	17.2
FREQUENCY CONSTANTS @ 25oC
Planar Frequency Constant Np (Hz-m)	1981	1950
Transverse Frequency Constant N1 (Hz-m)	1359	1480
Longitudinal Frequency Constant N3 (Hz-m)	1650	1610
Thickness Frequency Constant Nt (Hz-m)	1753	1725
Shear Frequency Constant N5 (Hz-m)	1100	1060
AGEING RATES
Dielectric Constant (% per time decade)	-0.5	-0.5
Resonant Frequency (% per time decade)	0.1	0.1
Coupling Constant (% per time decade)	-1.0	-1.0
ELECTRIC FIELD DEPENDENCE @ 200KV/m [5 V/mil] and 25oC
Dielectric Constant (% increase)	30.0	30.0
Dissipation Factor (% increase)	10.0	10.0
MAXIMUM OPERATING FIELD
AC (KV/m [V/mil])	200 [5]	200 [5]
DC - forward (KV/m [V/mil])	400 [10]	400 [10]
DC - reverse (KV/m [V/mil])	200 [5]	200 [5]