Umbhobho wensimbi ochanekileyo luhlobo lwembhobho yentsimbi ephezulu echanekileyo emva komzobo obandayo okanye ukuqengqeleka okushushu. Ngenxa yeenzuzo zokungabikho kwe-oksidi kwiindonga zangaphakathi nangaphandle zombhobho wensimbi ochanekileyo, akukho kuvuza phantsi koxinzelelo oluphezulu, ukuchaneka okuphezulu, ukugqiba okuphezulu, akukho kuguqulwa kokugoba okubandayo, ukuvutha, ukucaba kwaye akukho zintanda, isetyenziselwa ukuvelisa. iimveliso ze-pneumatic okanye i-hydraulic components, njenge-cylinder yomoya okanye i-oyile cylinder, enokuthi ibe ngumbhobho ongenamthungo okanye umbhobho odibeneyo.