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 MSC.Marc
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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.
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.
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.
Introduction to PolyUMod®
2020-10-27
PolyUMod is a library of advanced user material models for Abaqus, ANSYS, LS-DYNA, MSC Marc, and COMSOL.
Bergstrom-Boyce (BB) Model Parameters
2020-09-04
The Bergstrom-Boyce (BB) model is a powerful model for elastomers. This post graphically demonstrates what the material parameters mean.
PolyUMod TNV Model
2020-06-02
Summary of the TNV model from the PolyUMod library. The TNV model can accurately predict the mechanical response of almost all polymers.
PolyUMod Three Network (TN) Model
2020-02-02
Theory and discussion about the Three Network Model.
Bergstrom-Boyce (BB) Model
2020-01-04
Theory and discussion about the Bergstrom-Boyce (BB) model.