Lesela le nang le ts'ebetso e phahameng e khahlanong le sehiloeng le lohiloe ke mochini o khethehileng ka motsoako o mocha oa fiber ea polyethylene ea boima bo phahameng ba molek'hule le likhoele tse ling tsa indasteri (tse kang terata ea tšepe kapa fiber ea khalase).E na le litšoaneleho tsa matla a phahameng, modulus e phahameng, boima bo bobebe, bolelele bo tlase nakong ea khefu, khanyetso ea ho roala, khanyetso e sehiloeng, khanyetso ea tšusumetso, khanyetso ea kutu ea lik'hemik'hale, le thepa e ntle ea mochini.