Ultra - High Molecular uremu Polyethylene (UHMWPE) fiber fiber yakagadzirwa kubva kuUltra - Yakakwira Molecular uremu, inozivikanwa nekuda kwesimba rayo rakanyanya. Uhmwpe fiber ndeimwe yeiyo yakasimba uye yakareruka machira inowanikwa, ichiita kuti zvive zvakanaka kuti zvishandiswe munzvimbo yemuviri uye bullet helmet. Iyo ine yakanyanya kurwisa learsion uye inogona kutora huwandu hwakawanda hwesimba, uchizviita chipinganidzo chinoshanda kumabara, mapanga, uye zvimwe zvinhu zvakapinza. Mukuwedzera, uhmwpe fiber inochinjika uye inogona kutsungirira kupisa kwakanyanya uye mamiriro ezvinhu akaomesesa, achizviita akakodzera kushandiswa mucheka - kudzivisa magurovhosi.