PP-R, MT05-400L (RP340R) inonzi polypropylene random copolymer ine mvura yakanaka, inonyanya kushandiswa mukuumba jekiseni. RP340R ine hunhu hwekujeka kwepamusoro, kupenya kwakanyanya, kukwirisa-tembiricha kuramba, uye yakanaka jekiseni dimension kugadzikana. Chigadzirwa chapfuura YY/T0242-2007medical bvunzo uye GB 4806.6-2016 chikafu uye zvinodhaka kuita yekuongorora.