Iye zvino mukusarudzwa kwemakina einjiniya, vazhinji vanozosarudzanaironi inotsvedzapanzvimbo yesimbi inotsvedza.Semuenzaniso, masiraidhi ekutanga marori crane jibs akagadzirwa nendarira uye zvino atsiviwa nenaironi masiraidhi.Mushure mekushandisa nylon sliders, hupenyu hunowedzerwa ne4-5 nguva.

Nylon masiraidhi ane hupenyu hurefu hwebasa, uyenaironi inotsvedzadzakaderera mumutengo, saka hapana chikonzero chekuwedzera mafuta ekuzora kunze kwemafuta ekuzora paanoshandiswa kekutanga.

Iyo ine yakanaka kupfeka kuramba, diki friction coefficient, kukanganisa kupikisa;refu lubrication kutenderera, kuderedzwa kuchengetedza, kuchinjika kwakasimba munzvimbo dzakaoma, uye inogona kushandiswa kwenguva yakareba.

Seyakakosha mainjiniya epurasitiki akasiyana,naironiine simba rakasimba, uye kudiwa kwezvigadzirwa zvepamusoro-soro mumotokari, magetsi, kutaurirana, zvemagetsi, michina uye mamwe maindasitiri zviri kuwedzera.Kukurumidza kuvandudzwa kwemaindasitiri ane hukama kwakakurudzira kuvandudzwa kwepamusoro-injiniya mapurasitiki.Nylon masiraidhi akagadzirwawo zvakanyanya pachiitiko ichi.