Originally Posted by
HHollow
I am a polymer engineer and I love plastics of all kinds. I agree that a polymer lower would hold up (longer) if designed from the ground up. However, I would not use polymers on anything I would need to still be functional after 20 years. Polymer simply does not age well. Oxidizes, stress cracks, embrittles, light induced decomposition, plasticizer migration, etc. Many folks who make thinks out of commercial polymer formulations have no idea what research is really necessary to show long term durability.
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