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  1. antchr

    HDPE Damage Criteria

    Thanks for the detailed answer! I’ve used Johnson cook plasticity parameters, with a rate dependent hardening sub option. I could get actual plasticity data through tensile testing though(do you think that would be better?). I have used ductile criteria with two rows for compressive and...
  2. antchr

    HDPE Damage Criteria

    Hello yeah sorry I am using Abaqus. I didn't attach pictures because I was at work, I have attached some below. I am using Abaqus explicit, I would ideally like to see chips forming, whether they are discontinuous or string like. Not sure if that's possible, or if I am using the wrong damage...
  3. antchr

    HDPE Damage Criteria

    Hello, I’m trying to simulate the cutting process of HDPE, and I’ve used ductile damage and shear damage initiation with values found in papers. The model works and the elements get deleted as the cutter progresses, however I am not noticing any chip formation with no chips flying off. There is...

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