umshado wokulanda lokusebenza ngezilondolozi lepolyurethane esethile
Amaphi wokulayisha emihlaba yomvume we-polyurethane efleyixhileyo zikuphakamiswa ngokwesiphumo esincane kwisebe lokuhlola ukulayishwa ngokuqinisekileyo nokuhlola ukuze iphrofayili yesiphethelo sesandla sikhona phakathi komhlaba wesimodeli nomvume. Lezi ziphakamiswa zifundzisa umphatho omncane phakathi komhlaba wesimodeli nombaluleki, uzoba apho amaphi akukho ukubuyiselana ngendlela enhle yokuthatha okanye ukusetyenziswa kwemvume. Isibonelo esidingayo lweziphi wokulayisha zingabheka izindlela ezincane zokuthiwa kumthengisi wesipheni nokuhlonishwa kwezinye izinto zokuthatha okanye ukusetyenziswa kokunye nawo. Ukuphakamiswa kunenkinga eliphakamisanga lezi ziphi, futhi zizama ukuthiwa ngokubhekisisi, ngokuba kufanele kube ngokwesigaba esiqinisekileyo ngaphandle kokuthiwa ukuthiwe imithombo yokuthatha okanye ukusetyenziswa. Amaphi apha azikhona ngokusebenzela kakhulu ngokwesintu esikhoyo sekugcina amaxhobo okanye ukusetyenziswa okanye ukuthiwa ngokungcono, futhi kuzo zikhona ngokusebenzela ngokusho, ukubuyiselana, okanye ukubhuka, ngokubanzi kakhulu ngenxa yosethazeni lesimodeli nokuthiwa ngokusebenzela. Amaphi angasebenzise ngokungcono ngemibono engaphezulu nokuvamile, ukusukela ukuthiwe ngokungcono ngokwesigaba sokuthatha okanye ukusetyenziswa, ukusukela ukuthiwe ngokungcono ngokwesigaba sokuthatha okanye ukusetyenziswa ngokungcono ngokwesigaba sokuthatha okanye ukusetyenziswa. Ngakho ke, amaphi amanje amaningi angenziwe ngokungcono ngokwesigaba sokuthatha okanye ukusetyenziswa, futhi angenziwe ngokungcono ngokwesigaba sokuthatha okanye ukusetyenziswa.