ZJ-4Type piezoelectric tester (static pressure coefficient d33 measuring instrument), thin film PVDF piezoelectric coefficient tester
Keywords: piezoelectric, ceramic materials, polymer, d33/d15, D15 circular tube fixture,

1、 Product Introduction:

The ZJ-4 piezoelectric tester (static pressure coefficient d33 measuring instrument) is a specialized instrument designed to measure the d33 constant of piezoelectric materials. It can be used to measure piezoelectric ceramics with large piezoelectric constants, piezoelectric single crystals and polymer materials with small piezoelectric constants, and PVDF thin film piezoelectric samples. ZJ-4 extends the D31 block, D31 thin film stretching fixture, D15 strip fixture, and D15 round tube fixture. This instrument is used in the production, application, and research departments of piezoelectric materials and piezoelectric components.

2、 Reference standards:
GB3389.4-82 "Testing Methods for Properties of Piezoelectric Ceramic Materials - Static Test of Longitudinal Piezoelectric Strain Constant d33"

GB/T3389.5-1995 "Testing methods for properties of piezoelectric ceramic materials - Circular thickness expansion vibration mode"

GB000? Tj1.1/T3389.4-1982 "Testing Method for Properties of Piezoelectric Ceramic Materials - Longitudinal Length Expansion Vibration Mode of Column"

GB/T 3389.7-1986 "Test Methods for Properties of Piezoelectric Ceramic Materials - Test for Strong Field Dielectric Properties"

GB/T3389.8-1986 "Testing Methods for Properties of Piezoelectric Ceramic Materials - Test for Pyroelectric Coefficient

3、 Main functions of the product:

Measure the d33 constant of piezoelectric materials

Measurement of piezoelectric ceramics with large piezoelectric constants

Piezoelectric single crystals and piezoelectric polymer materials for measuring small piezoelectric constants

Measure the equivalent piezoelectric d'33 constant of arbitrary orientation piezoelectric single crystals and certain piezoelectric devices

Thin film PVDF piezoelectric coefficient D33 test

Eight sets of fixtures including D31 block, D31 film stretching fixture, D15 strip fixture, D15 round tube fixture, etc

4、 Main technical indicators

D33 measurement range:

1 gear: 20 to 6000pC/N with an extension of 10000PC/N

0.1 gear: 2 to 400pC/N.

Can be used in conjunction with PZT-JH10/4/8/12 piezoelectric polarization device

Can be used in conjunction with ZJ-D33-YP15 voltage chip machine
Error: * 1 gear: ± 2% ± 1 digit, when d33 is between 100 and 4000pC/N;

Measurement calibration standard sample size: 18mm * 0.8mm, aging time: 2-3 years (one of the important criteria for evaluating the accuracy performance of piezoelectric testers)

Provide piezoelectric film standard sheet: 20 * 20MM

Voltage protection: discharge protection function

D31 block, D31 film stretching fixture, D15 strip fixture, D15 round tube fixtureD31Block fixture, film stretching fixture (new function),Coplanar electrode function (new)
± 5% ± 1 digit, when d33 is between 10 and 200pC/N;
0.1 gear: ± 2% ± 1 digit (when d33 is between 10 and 200pC/N)
± 5% ± 1 digit, when d33 is between 10 and 20pC/N.
Resolution: × 1 gear: 1 pC/N; 0.1 gear: 0.1 pC/N.
Size: Force application device: Φ 110 × 140mm; Instrument body: 240 × 200 × 80mm.
Weight: Force application device: approximately 4 kilograms;
Instrument body: 2 kilograms.
Power supply: 220V, 50Hz, 20W.

Classic case:

1. Circular piezoelectric ceramic chip/stack testing D33 tester practical application 1:

2. Circular piezoelectric ceramic bending plate D33 testing practical application II: