Menene cikon gaba?
Farantin waje da kayan buffer an sanya shi ne da filastik, kuma an sanya katako na katako cikin tsagi na U-dimbin yawa tare da keɓaɓɓen takardar na kimanin 1.5mm; Farantin waje da kayan buffer suna haɗe zuwa katako na katako, wanda aka haɗa tare da firam ɗin katako na katako ta hanyar katako kuma za'a iya cire shi a kowane lokaci. Filastik da aka yi amfani da su a cikin wannan ƙwayar filastik an yi shi da polyester da polypropylene ta hanyar yin gyara. Misali, bump na peugeot 405 mota an yi shi da kayan polyester kuma wanda aka sanya ta hanyar allurar rigakafi mai gyara. Bumpers na Volkswagen's Audi na 100, Golf, Santana a Shanghai da XIALI a Tianjin an yi shi da kayan Polypropylene ta hanyar yin gyara. Akwai kuma wani nau'in filastik da ake kira tsarin Polycarbonate a ƙasashen waje, wanda infiltratrater Duk abubuwanda aka gyara da kuma yin amfani da hanyar alluna allurar gyada. Abubuwan da aka sarrafa ba kawai yana da ƙarfi-ƙarfi ba, amma kuma yana da fa'idodin walda, amma kuma yana da kyakkyawan aiki, kuma ana amfani da shi sosai a kan motoci.
Geometry na damina ba kawai ya yi daidai da siffar abin hawa don tabbatar da kyakkyawa ba, har ma yana bin halayen haɓakar kuzari don tabbatar da halaye na iya haifar da halaye na haɓaka don tabbatar da halaye na motsa jiki don tabbatar da halayen vibration da matattara yayin tasiri.