I make custom medical training models out of silicone rubbers and I can gaurentee you that it's dimensionally stable once cured. Like will tear before it will plastically deform. If you've ever experienced that with a "silicone" it was probably some silicone/thermopolymer blend.
drunkerbrawler t1_iu1nj26 wrote
Reply to comment by heurrgh in How to shrink back rubber edges on logitech keyboard case by LaloSalamanca__
I make custom medical training models out of silicone rubbers and I can gaurentee you that it's dimensionally stable once cured. Like will tear before it will plastically deform. If you've ever experienced that with a "silicone" it was probably some silicone/thermopolymer blend.