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PU or TPU? The one-question test
PU or TPU? The one-question test
“PU film” and “TPU film” are quoted as if interchangeable. They are not. Answer one question to see which family your job needs.
Basis: thermoplastic polyurethane is “any of the polyurethane polymers that are thermoplastic… in contrast to most polyurethanes, which are thermosets, hardening irreversibly” (Wikipedia / Olabisi et al.). This helper is a starting point, not a specification.