Dielectric Cells

Dielectric Testing of Materials

QuadTech offers a number of different dielectric cells for measurements on liquids, solid materials, high temperature applications and in process liquid measurements.

Dielectric Cells for Different Applications

A complete system for dielectric constant measurements includes an LCR meter for capacitance and dissipation factor measurements, the dielectric cell, and the connecting cables and adapters. This system allows rapid, precise measurements over a wide frequency range. This application note describes various dielectric cells for measuring dielectric constant and dissipation factor on solids, powders and liquids.

Read more about dielectric cells and their applications.

Liquid Cell

QuadTech sells the following Dielectric Cells:

QuadTech manufactures many LCR meters that can be used for a variety of dielectric cell applications. For example, the 7600 Plus tests the measurement of dielectric constant and the dissipation factor of materials and liquids.

QuadTech’s Application Note Library on Dielectric Testing
QuadTech's library has numerous application notes on dielectric constant measurements using a dielectric cell and an LCR meter.
035169	Practical Guide to Avoiding Errors in Measurement when using a Rigid Dielectric Cell
035012	Measurements of Dielectric Constant and Loss using an LD-3 Dielectric Cell
035054	Measuring Electrical Properties of Copier/Printer Toner using a Dielectric Cell
035057	Measuring the Dielectric Constant of PVC Compounds
035148	What can be Measured with an LCR Meter?

Practical Guide to Avoiding Errors in Measurement when using a Rigid Dielectric Cell

There are several ASTM standards when dealing with dielectric constant testing of various materials and liquids. This application note gives a practical example of measuring dielectric constant on a sample of aluminum oxide ceramic following the test methods outlined in ASTM D150 using rigid metal electrodes with a guard-ring. QuadTech's 7600 Precision LCR Meter was also used.
Learn how to avoid test errors by using a rigid dielectric cell.

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Measurements of Dielectric Constant and Loss using an LD-3 Dielectric Cell

This application note contains complete formulas for calculations of dielectric constant and dissipation factor. The Contact Method, Air Gap Method and Two Fluid Method are discussed and illustrated plus calculations are given for determining the sample’s capacitance.

Click here to read more about measuring dielectric constant.	Top

Measuring Electrical Properties of Copier/Printer Toner using a Dielectric Cell

This application note shows how using capacitance measurements of toner sample can define dielectric constant (K) over varied frequency ranges. QuadTech's 7400 Precision LCR Meter was used to conduct the testing. It also has the ability to study the measurement samples over a wider frequency range which increases efficiency.

Read about why toner manufacturers are using dielectric cells.	Top

Measuring the Dielectric Constant of PVC Compounds

Cable manufacturers in the telecom industry use PVC compounds in the cables and need to monitor the process closely. Measuring the dielectric constant (K) of PVC pellets at specific frequencies ensures the material meets cable specifications for the telecom industry. This application note shows how QuadTech's 7400 Precision LCR Meter measures dielectric constant.

Learn how to measure the dielectric constant of PVC compounds.	Top

What can be Measured with an LCR Meter?

The modern LCR meter made it possible to open up a wide variety of applications previously thought not possible or highly impractical using a traditional bridge. This application note discusses some of these applications including sensor testing and coil inductance.

Check out what other applications LCR Meters can be used for.	Top