News Articles
Composite Layup Check
Composite Layup Check As a testing laboratory, we have noticed that errors can occur with fiber layups, specifically when the layup of the material is not what it was intended to be. For example, we recently received material for Coefficient of Thermal Expansion Testing that was supposed to have a layup of 0-degree plies with…
CAMX 2019 Tradeshow Summary
CAMX 2019 Tradeshow Summary Precision Measurements and Instruments Corporation (PMIC) attended CAMX 2019 in Anaheim, CA this fall. The Exhibit Hall had a great turnout and we were able to talk to people from numerous industries, including a lot of our West Coast aerospace customers as well as an Asian company interested in measuring the…
ASTM E1225 vs ASTM D5470: When the difference matters
ASTM E1225 vs ASTM D5470: When the difference matters For thermal conductivity measurements, the guarded-heat-flow methods ASTM E1225 and ASTM D5470 are among PMIC’s preferred methods. PMIC operates several guarded-heat-flow systems, each built slightly different to best meet a variety of temperature, environment, or load specifications. Although ASTM E1225 and D5470 are comparative test methods,…