Mashinun da nai makera da ke kirkirar plastic suna da kyaufi a karkashin karyawa ko tafi mataki na rashin kuskure. Masu girma muke tsayawa ne a cikin nau’ikan daban-daban na mashinun makera da, kamar silinda na magana, elektrik mai komle, hydraulic servo, da gas-liquid mixed machines. Wani wani mudafin yake zuwa inganci na production, kama kwaliti na kayan aikin kusan duk, kuma yake kashe wasanni. Abubuwan kawo sababbi da kiyaye suna da ukuhu a lokacin da waɗannan ma'anoni zasu iya canzawa sosai a duniya, don haka duk wani mashini zai bada tabbatarwa cewa kowane aikace-aikace zai iya ci gaba da sharuddan shiga kayan aikin sa.