PP-R BioFlex and Bioplast are not TPU, they are semi-rigid medical polyolefins, and recent elastomer research underscores why the chemistry divide matters for fresh piercings and long-term retainers.
Read the full engineering article on Poli International →
Full data, references, and the complete technical breakdown, free, no signup.
First published on poliinternational.com. This is a summary of the original engineering article.
Top comments (0)