Pei Ultem Sheet - Web ultem pei sheets and bars. Web amorphous, transparent, polyetherimide (pei) resin. Web the ultem™ resin family of amorphous thermoplastic polyetherimide (pei) materials offers outstanding.
Web ultem pei sheets and bars. Web amorphous, transparent, polyetherimide (pei) resin. Web the ultem™ resin family of amorphous thermoplastic polyetherimide (pei) materials offers outstanding.