Amabhulokhi we-polyurethane buffer anezakhiwo eziningi ezinhle kakhulu, okuhlanganisa amandla aphezulu emishini, ukugqumisa kahle, ukuvikela ukuqhuma, ukumelana nokugqwala, ukumelana nokushisa, ukumelana nokubanda, ukumelana nowoyela kanye nokumelana nokuguga.Uma kuqhathaniswa nohlobo lwenjoloba, uhlobo lwe-spring-type kanye nohlobo lwe-hydraulic-buffers olusetshenziswa njengamanje ezweni lakithi, ama-polyurethane buffers awagcini nje ngokuba nokusebenza kwe-buffer okuphakeme kakhulu, kodwa futhi abe namandla adonsela phansi akhethekile, isakhiwo esilula, izindleko eziphansi, kanye nokufaka nokulungisa kalula.