7042 mutsara wakaderera density polyethylene inowanzo shandiswa mukufuridzwa kwemafirimu maapplication.Chigadzirwa chacho chine kusimba kwakanaka, kusimba kwesimba uye kurebesa kwakakwirira, pamwe nekukosha kwepuncture kuramba, kujeka kwepamusoro uye kugona kugadzira mafirimu ane hushoma ukobvu hutsika.