Amashubhu abunjiwe asetshenziswa kabanzi ezingxenyeni ezihlukene zesakhiwo, amathuluzi nezingxenye zemishini.Uma kuqhathaniswa neshubhu eliyindilinga, ishubhu elimise okukhethekile ngokuvamile linomzuzu omkhulu we-inertia kanye ne-modulus yesigaba, inokugoba okukhudlwana nokumelana ne-torsional, inganciphisa kakhulu isisindo sesakhiwo, yonga insimbi.