LLDPE Material Modeling
2022-02-28
Demonstration of how you can use the PolyUMod Material Database model for LLDPE. This is an excellent model for generic LLDPE.
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Category: PolyUMod Ansys
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Cold Drawing FE Simulations of Polycarbonate
2022-01-11
Part 1: Tutorial on how to predict the cold drawing or necking response of thermoplastics (such as polycarbonate).
Stiffness Non-Linearity of Viscoplastic Material Models
2022-01-04
Tutorial on how to make the PolyUMod TN and TNV models better capture the stiffness non-linearity before yielding.
Best PEEK Material Model in 2022
2021-12-27
This article examines which material model is best for PEEK. Some of the basic plasticity models are surprisingly bad.
Accurate FE Simulation of a PET Bottle using Ansys and the PolyUMod Library
2021-08-16
Demonstration of how to accurately predict the deformation response of a soda bottle under internal pressure.
How to Simulate a Teflon Seal using Ansys
2021-07-26
Demo of how to simulate a Teflon seal using Ansys using a viscoplastic material model, without any experimental data.
What Material Model Can Predict Different Stiffnesses in Tension and Compression?
2021-07-05
Soft polymer foams, and some other materials, often exhibit different stiffnesses in uniaxial tension and compression. Most material models cannot predict this type of behavior, but there are some excellent choices for this.
How to Make Ansys find PolyUMod
2021-06-24
Instructions for how to make sure Ansys Mechanical finds and uses a PolyUMod material model.
Extended Tube Model in Ansys Mechanical
2021-06-07
The Extended Tube model is one of the most accurate hyperelastic material models available, but it can be difficult to use if you don’t understand how the material parameters influence the predicted stress-strain response. This article will demonstrate that by example.
PolymerFEM New Features: Version 6.1.0
2021-02-27
Summary of the key new features of version 6.1.0 of MCalibration and PolyUMod.