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Setup and Characterisation

Luc Marechal edited this page May 19, 2020 · 8 revisions

Relying on the ASTM D412 testing standards, the materials are characterised tensile testing of dumbell shaped specimens.

Fabrication of the Specimen

Elastomer_Fabrication_Step

  1. Mixing of the two parts
  2. de-airing the mixture,
  3. pouring into molds
  4. curing for 24h,
  5. measuring the dimensions,
  6. inspecting the quality.

Tensile Tests Raw Data

animated_tensile_test

Experimental tensile stress-strain data are available in the repository under the folder:

https://github.com/LucMarechal/Soft-Robotics-Materials/tree/master/Tensile%20Tests%20Data

Constitutive Model Curve Fitting Script

An open source online app is available to fit experimental tensile stress-strain data :

Written in Python, the code is availlable in the repository under the folder: https://github.com/LucMarechal/Soft-Robotics-Materials/tree/master/Python%20script%20fitting%20of%20hyperelastic%20constitutive%20models

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