C-Therm Blog
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May. 13, 2019
What is the difference between clo, tog, thermal resistance, and thermal conductivity?
Textiles and textile product manufacturers have for decades looked to physical tests to quantify thermal performance of their products. Many units are used in these applications – often depending...
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Apr. 11, 2019
Why is the thermal conductivity so low? The effect of interstitial air on the effective k of powders
Researchers new to thermal conductivity measurements are often confused as to why their metal powders exhibit such a low thermal conductivity. Typically, a researcher will test a powder of a high...
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Mar. 21, 2019
Measuring the Thermal Conductivity and Effusivity of Cosmetic Emulsions
Cosmetic products have been used for thousands of years with the goal of enhancing or altering physical appearance. Although the goal has remained the same, modern cosmetics have become a highly...
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Mar. 19, 2019
Characterizing the “Cool Touch” of Jeans via ASTM D7984
As material innovation with a focus on comfort becomes more prominent with global apparel brands, product developers continue to evaluate new technologies and methods to create a comfortable...
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Nov. 21, 2018
Assessing the “Warm Feel” of Candidate Upholstery Materials for Ejection Seats
When getting ejected from an aircraft in an emergency situation, how the fabric feels to the pilot is definitely not their top concern. However, when these pilots are in the driver's seat for 10+...
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Oct. 29, 2018
Why are the units for thermal conductivity W/m-K?
Ever wonder why the units for thermal conductivity are what they are? This short derivation will be sure to help.
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May. 28, 2018
Anisotropic Thermal Conductivity Testing of Compressed Laminated Wood
Compressed laminated wood is a specialized wood composite material used in industries where an inexpensive, strong, relatively lightweight, thermally and electrically insulating material is...
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Apr. 13, 2018
C-Therm TCi Client Spotlight: Seaforth Geosurveys
Seaforth Geosurveys Inc. acquired C-Therm’s TCi instrument in 2014 and continues to measure the thermal conductivity of core samples retrieved from the seabed, onboard research vessels. -
Mar. 06, 2018
Influence of Thermo-Pressing Conditions on Insulation Materials from Bamboo Fibers and Bone Glue
Building insulation materials form the thermal envelope of a building and reduce heat transfer. They are part of the complex structural elements of a wall or a roof. Consequently, insulation... -
Feb. 20, 2018
Using Thermal Effusivity to Predict Burn Hazard from the Result of Testing Using Human Skin Simulant
Many workers face occupational burn hazards – perhaps none more so than firefighters. Firefighters’ protective equipment (PPE) is intended to protect them from burns due to thermal radiation and...