Harris Acoustic Sensors EC-64 Lead Zirconium Titanate Piezoelectric

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Harris Acoustic Sensors EC-64 Lead Zirconium Titanate Piezoelectric
Categories:	Ceramic; Oxide; Titanium Oxide; Zirconium Oxide; Piezoelectric
Material Notes:	Developed for high power acoustic projectors. High coercive field, high coupling coefficient, low dielectric loss under high driving fields. Used for high power, low frequency broadband projectors and other high power electro-acoustic devices. Data provided by Harris Acoustic Sensors. Harris Acoustic Sensors has acquired EDO Ceramics. This grade is available from Harris.
Key Words:	PZT; PbZrO3 - PbTiO3 Solid Solution
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Physical Properties	Metric	English	Comments

Density	7.50 g/cc	0.271 lb/in³

Mechanical Properties	Metric	English	Comments
Modulus of Elasticity	78.0 GPa	11300 ksi	Young's Modulus

Electrical Properties	Metric	English	Comments
Curie Temperature	320 °C	608 °F
Dielectric Constant	1300 @Frequency 1000 Hz	1300 @Frequency 1000 Hz
Dissipation Factor	0.0040 @Frequency 1000 Hz	0.0040 @Frequency 1000 Hz	low field
Piezoelectric Longitudinal Coupling Factor, k33	0.71	0.71
Piezoelectric Transverse Voltage Coefficient, d31, 10^-12 m/V	-127	-127	strain/field at constant stress
Piezoelectric Shear Charge Coefficient, d15, 10^-12 m/V	506	506	strain/field at constant stress
Piezoelectric Longitudinal Voltage Coefficient, g33, 10^-3 V-m/N	25	25	field/stress at constant charge density
Piezoelectric Planar Coupling Factor, kp	0.60	0.60
Piezoelectric Mechanical Q	400	400	Thin Disk
Piezoelectric Shear Coupling Factor, k15	0.72	0.72
Piezoelectric Longitudinal Charge Coefficient, d33, 10^-12 m/V	295	295	strain/field at constant stress
Piezoelectric Transverse Voltage Coefficient, g31, 10^-3 V-m/N	-10.7	-10.7	field/stress at constant charge density
Piezoelectric Shear Voltage Coefficient, g15, 10^-3 V-m/N	39.8	39.8	field/stress at constant charge density
Piezoelectric Transverse Coupling Factor, k31	0.35	0.35

Some of the values displayed above may have been converted from their original units and/or rounded in order to display the information in a consistent format. Users requiring more precise data for scientific or engineering calculations can click on the property value to see the original value as well as raw conversions to equivalent units. We advise that you only use the original value or one of its raw conversions in your calculations to minimize rounding error. We also ask that you refer to MatWeb's terms of use regarding this information. Click here to view all the property values for this datasheet as they were originally entered into MatWeb.

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CEDO05 / 790

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