Microtubules wa mkulu kachulukidwe polyethylene ndi mkulu kachulukidwe polyethylene (HDPE) monga chuma chachikulu, ntchito zapamwamba pulasitiki extrusion kupanga ndondomeko anapanga alimbane mkati khoma la silikoni chuma gulu chitoliro, chitoliro khoma ndi okhazikika olimba mafuta wosanjikiza, ndi kudzikonda lubricity. , bwino kuchepetsa chingwe mu payipi mobwerezabwereza m'zigawo pakati pa chingwe ndi chitoliro mikangano kukana. Kugwiritsa ntchito mankhwala yaying'ono chitoliro pamodzi ndi yaying'ono kuwala chingwe ndi mpweya kuwomba luso, kuti kulankhulana chingwe chitoliro maukonde kumanga wakhala kusintha, ndalama ndi kothandiza, ndi kuthetsa vuto la payipi gwero chitoliro dzenje mavuto ndi kamodzinso.