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  1. crispy55

    Degradation of ABS

    BillPSU Ambient is controlled in the warehouse, between 65F-75F. Regarding the material, we know the manufacturers material designation.
  2. crispy55

    Degradation of ABS

    CompositePro - thanks for the comments. There has been some discussion how to study shelf-life of these items in the warehouse. The proposal is to accelerate aging with UV exposure or temperature. My understanding is the degradation mechanism in UV exposure is different than that of oxidation...
  3. crispy55

    Degradation of ABS

    Thanks. The references are excellent resources.
  4. crispy55

    Degradation of ABS

    No chemical exposure. The only exposure has been ambient temperature over a 2+ year period. No analytical work has been done. We could run FTIR, but what specifically would we be looking for? I presume we'd need a control or baseline.
  5. crispy55

    Degradation of ABS

    I'm dealing with an ABS part that has lost significant tensile strength over time. The parts have been stored in plastic bags (not hermetically sealed), which are stored in cartons. The parts have been stored for around 2 years in a warehouse, where the temperature is generally controlled...

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