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Piezo Tech is ISO 9001:2000 Certified. Certification No. C2006-02533. Keramos logo

K-350

Lead Zirconate Titanate Piezoelectric Ceramic for Hydrophone and Accelerometer Applications

Lead zirconate titanate piezoelectric ceramic for hydrophone and accelerometer applications.Piezo Technologies' K-350 is a modified lead zirconate titanate piezoelectric ceramic that is particularly well suited for hydrophone and accelerometer applications. It excels as a high voltage generator and can be driven at medium power levels.

K-350 PHYSICAL & ELECTRICAL PROPERTIES
Note:  The above values are nominal. 

K3

 Relative Dielectric Constant 1700
k33 Longitudinal Coupling Coefficient 0.70
k31 Transverse Coupling Coefficient 0.35
k15 Shear Coupling Coefficient 0.65
kt Thickness Coupling Coefficient 0.49
kp Planar Coupling Coefficient 0.60
d33 Piezoelectric Strain Constant (x 10-12 Coul/Newton) 380
d31 Piezoelectric Strain Constant (x 10-12 Coul/Newton) -170
d15 Piezoelectric Strain Constant (x 10-12 Coul/Newton) 575
g33 Piezoelectric Voltage Constant (x 10-3 Vm/N) 25
g31 Piezoelectric Voltage Constant (x 10-3 Vm/N) -11
g15 Piezoelectric Voltage Constant (x 10-3 Vm/N) 37
Qm Mechanical Q (Thickness) 75

YE33

 Young's Modulus at Constant Field (x 1010 N/m2) 5.4
D Dissipation (factored at 1kHz) 0.02
Nt Thickness Frequency Constant (kHz-in)
(Hz-m)		 78
1980
ρ Density (g/cm3) 7.7
ZA Acoustic Impedance (Mega RayL) 30.5
Vs Sound Velocity (m/sec) 3960
TC Curie Temperature (°C) 360
CTE Coefficient of Thermal Expansion (x 10-6 in/in/°F) 2

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