| http://www.w3.org/ns/prov#value | - Beyond PTFE, most polymeric materials are suitable for extrusion, including but not limited to high density and low density polyethylene, rigid and flexible polyvinylchloride, polypropylene, polyurethane, thermoplastic rubber, acrylic, cellulose acetate butyrate, polycarbonate, polyethersulfone and polyphenylene sulfide.
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