PP-R, MT05-400L (RP340R) yog polypropylene random copolymer nrog fluidity zoo, feem ntau yog siv hauv kev txhaj tshuaj molding. RP340R muaj cov yam ntxwv ntawm lub siab transparency, siab gloss, siab kub tsis kam, thiab zoo txhaj tshuaj dimension stability. Cov khoom tau dhau los ntawm YY / T0242-2007 kev kuaj mob thiab GB 4806.6-2016 kuaj zaub mov thiab tshuaj.