Testing Services

Thermal Conductivity Thermal Resistivity Thermal Diffusivity Specific Heat Capacity Thermal Effusivity Thermal Resistance


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Thermal Conductivity Testing

Thermal Conductivity Testing Services

ThermTest maintains a full-service thermal conductivity testing services laboratory servicing industrial, academic, environmental, government labs and commercial clients in North America and international markets.

ThermTest continues to upgrade laboratory instrumentation to meet the testing needs of our clients. We are especially proud to be able to offer the sale of multiple instruments and methods for measuring thermal conductivity, which is dependent on your sample type, testing temperature range, and sample dimensions

Testing Methods:

Transient Plane Source

Materials

Solids, Liquids, Paste and Powder

Thermal Conductivity Range

0.001 to 1800 W/mK

Directional Measurement

Bulk, Through-thickness and In-plane

Temperature Range

-160°C to 1000 °C

Accuracy, Repeatability

5%, 2%

Standard

ISO/DIS 22007-2.2


Laser Flash Apparatus

Materials

Solids

Thermal Conductivity Range

0.1 to 2000 W/mK

Directional Measurement

Through-thickness

Temperature Range

-160°C to 1600 °C

Accuracy, Repeatability

5%, 2%

Standard

ASTM E1461


Transient Hot Wire

Materials

Solids

Thermal Conductivity Range

0.01 to 0.2 W/mK

Directional Measurement

Bulk

Temperature Range

Room temperature

Accuracy, Repeatability

5%, 2%

Standard

NA


Transient Line Source

Materials

Soil and Soft Materials

Thermal Conductivity Range

0.1 to 5 W/mK

Directional Measurement

Bulk

Temperature Range

-50°C to 100 °C

Accuracy, Repeatability

5%, 2%

Standard

ASTM D5334


Guarded Heat Flow Meter

Materials

Solids & Pastes

Thermal Conductivity Range

0.1 to 40 W/mK

Directional Measurement

Through-thickness

Temperature Range

-20°C to 300 °C

Accuracy, Repeatability

5%, 2%

Standard

ASTM E1530


Heat Flow Meter

Materials

Solids and Loose Materials

Thermal Conductivity Range

0.001 to 0.5 W/mK

Directional Measurement

Bulk

Temperature Range

-20°C to 90 °C

Accuracy, Repeatability

3%, 1%

Standard

ASTM C518


Heat Flow Meter- Gasket Material

Materials

Solids

Thermal Conductivity Range

0.1 to 1 W/mK

Directional Measurement

Through-thickness

Temperature Range

-10°C to 80 °C

Accuracy, Repeatability

3%, 1%

Standard

ASTM F433


Physical Properties Measurement System

Materials

Solids

Thermal Conductivity Range

0.1 to 20 W/mK

Directional Measurement

Through-thickness and In-plane

Temperature Range

-270°C to 100 °C

Accuracy, Repeatability

5%, 2%

Standard

NA