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High-Strain-Rate Compression of Elastomers Subjected to Temperature and Humidity Conditions
Elli Gkouti1, Muhammad Salman Chaudhry1, Burak Yenigun1
1Department of Mechanical Engineering, York University, Toronto, ON M3J 1P3, Canada.
Materials (Basel, Switzerland)
|November 26, 2022
Summary
Environmental conditions significantly affect elastomer mechanical behavior. This study reveals how temperature and humidity influence viscoelastic properties under high-strain-rate compression, crucial for material performance.
Area of Science:
- Materials Science
- Polymer Physics
- Mechanical Engineering
Background:
- Elastomers display complex viscoelastic behavior under dynamic loading.
- Environmental factors like temperature and humidity significantly alter elastomer mechanical responses.
- Real-world applications often expose elastomers to variable temperature and humidity conditions.
Purpose of the Study:
- To investigate the influence of temperature and humidity on the high-strain-rate mechanical behavior of elastomers.
- To analyze the viscoelastic response of elastomeric materials under varying environmental conditions.
- To understand the role of water absorption/repulsion in humidity's effect on rubber mechanics.
Main Methods:
- Subjecting elastomeric materials to high-strain-rate compression.
- Conducting tests at various temperatures, including elevated and cold conditions.
- Applying different humidity levels at room and elevated temperatures to simulate dry and moist environments.
Main Results:
- Elastomer mechanical behavior is demonstrably sensitive to environmental changes.
- Temperature variations (both high and low) significantly impact material response.
- Humidity levels markedly affect elastomer properties, with effects correlating to water interaction at the surface.
Conclusions:
- Environmental conditions are critical factors influencing elastomer performance under dynamic stress.
- Humidity's impact on elastomers is linked to their surface properties and water interaction.
- Understanding these environmental effects is essential for predicting and ensuring elastomer durability in diverse applications.
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