PP-R, MT02-500 (MT50) ni polypropylene random copolymer ifite fluidity nyinshi ikoreshwa cyane cyane mu gushushanya inshinge. MT50 ifite imiterere yo kubonana cyane, ubwiza bwinshi, kudashyuha cyane, no kudahindagurika neza mu gushushanya inshinge. Iyi mashini yatsinze igeragezwa ry’ibiribwa n’imiti muri GB 4806.6.