Ntinye mmepe, nrụpụta na ahịa, dị ka igwekota mbụ na-elekọta ụlọ ọrụ mbụ.
A na-eji igwe a na-ejuputa katrij mmanụ a nke ọkara akpaka eme ihe maka ijupụta ụdị mmanụ niile, gụnyere mmanụ lithium, mmanụ mineral, mmanụ ibu, mmanụ mmiri, mmanụ lubricant, mmanụ bearing, mmanụ mgbagwoju anya na mmanụ ọcha, nke na-acha ọcha na nke na-acha anụnụ anụnụ. Ọ dịkwa mma maka ihe mkpuchi silicone, ihe mkpuchi PU, ihe mkpuchi MS, ihe nrapado na ihe mkpuchi butyl, wdg.
Mgbe ndị ahịa na-eji igwe njupụta a, usoro e ji emeju ngwaahịa kemịkalụ bụ nke aka, mana mbufe plunger na-arụ ọrụ na akpaka. Igwe njupụta mmanụ a nwere silinda nha arụnyere n'ime ya nke nwere uru dị na nhazi dị mfe na nha ziri ezi.