Kutheni le nto i-bumpers yemoto yenziwe ngeplastiki?
Imigaqo ifuna ukuba izixhobo zokhuseleko ezingaphambili nasemva kwemoto ziqinisekisa ukuba imoto ayizukubangela ukonakala kwemoto kwimeko ye-4km / h. Ukongeza, amabhaso angasemva akhusela imoto kwaye anciphise ukonakala kwemoto ngaxeshanye, kodwa kwakhona akhusela abahamba ngeenyawo, kodwa anciphise ukwenzakala kwabahambi ngeenyawo xa ukungqubana kwenzeka. Ke ngoko, izinto ezizakhiwo zeBumper kufuneka zinazo ezi mpawu zilandelayo:
1) Ngobunzima bomphezulu womhlaba, banokunciphisa ukwenzakala kwabahambi ngeenyawo;
2) Ukuqina okulungileyo, amandla aqinileyo ukuxhathisa impatho yeplastiki;
I-3) Amandla okwenza i-damping kulungile kwaye unokufumana amandla amaninzi ngaphakathi kuluhlu lwe-elastic;
4) ukumelana nokufuma nobumdaka;
5) Ine-Acid elungileyo kunye neAlkali kunye nokuzinza komzimba.