number

material type

characteristics usage

1

p-41

A modified binary zirconium titanic acid material. Low dielectric loss and mechanical internal friction, a high electro-mechanical coupling factor and piezoelectric modulus. Used in equipment for medical scanning, supersonic cutting, hole drilling, welding, cleaning, surveying and medium and smaller sized sonar applications, etc.

2

p-81

A modified binary material. A strong dielectric field, low wastage, high mechanical strength and good electrical parameter stability. Used in the manufacture of equipment for larger sonar applications, large cleaning machinery, high powered supersonic processing, emulsification transducers, etc.

3

p-85

A quaternary piezoelectric ceramic material. High dielectrical coefficient and electro-mechanical coupling factor with a high mechanical strength quality. It has been found suitable for use in the manufacture of high efficiency launch ultrasonic transducers.

4

p-45

Each of its main characteristics is in the medium range. It has the dual function of both transmitting and receiving, which may be used concurrently. Used in the manufacture of medium power transducers.

5

p-43

The piezoelectric factor d33, g33 is high as is the mechanical strength and coefficient. Its performance remains stable after pressurization. Suitable for gas cigarette lighters, liquid gas ignition, shell blasting, high pressure power sources , etc.

6

p-51

High sensitivity and good time stability. Suitable for underwater transducers, sensors,pressure gauges,

7

pMgN-51

Has both high dielectrical coefficient and electro-mechanical coupling factor, the mechanical strength is low, various kinds of its parameters eg. Time stability is good. Suitable for telephone receivers, tone arms, electro-acoustics, filters, etc.

8

pS_nN-51

Each of its main parameters is close to those of p-51. Its main characteristic is that its internal stability is high. It is a high energy material, remaining efficient under high temperatures. Used for high temperature detection and measurement, oil well depth measuring, high temperature flowmeters, etc.

9

pLiS-51

Has a high dielectrical coefficient and electro-mechanical coupling coefficient with high sensitivity. Suitable for various kinds of receiving transducers due to its good time stability and high sensitivity.

10

p-61

Has good time and stress stability and is a highly efficient launch material. Used in supersonic cleaning, supersonic emulsification, etc.

11

pT-71

A modified unitary titanic acid material, the courier temperature is high, the dielectrical coefficient is low. Suitable for use in the manufacture of high frequency resonators, filters, etc.

12

pT-72

A modified unitary titanic acid material, the courier temperature is high, the dielectrical coefficient is low. Suitable for use in the manufacture of high frequency resonators, filters, high temperature surveying equipment, etc.