Polymers
Mechanical components made of polymers
Mechanics Lab, NUSĀ
š The global polymer market size is expected to increaseĀ
from $533.6 billion in 2019 to $838.5 billion by 2030 (researchandmarkets.com)
š Nylon 6,Ā a semi-crystalline polymer was formulated and went
under compression and tension, low and high deformation rates.
Ā Elastic-viscoelastic-viscoplastic model, Abaqus user subroutines.
Ā Compression test , low loading rates
Tensile tests, low loading rates
Track Motion Analysis
Ā Compression test , high loading rates, Split-Hopkinson pressure bar.
52% compressive engineering strain atĀ
163 micro second,Ā strain rate of -3200/s
Infrared images showing temperature rise during high rate deformation
Split-Hopkinson pressure bar
Ā Tensile test , high loading rates, Split-Hopkinson pressure bar.
17% tensile engineering strain atĀ
267 micro second,Ā strain rate of 630/s
Infrared images showing temperature riseĀ
during high rate deformation
The material response.
Complex-Shaped Specimens
under uniaxial tension
Ā Polymers under drop weight, Abaqus User Subroutines.