Molamu oa motsoako oa motsoako o entsoe ka motsoako oa granular le elastic matrix carbide, ho na le phallo e khethehileng holim'a metsi le mebala e le ho khetholla boholo ba granular. Lintho tse ka sehloohong tsa boholo ba likaroloana ke tungsten carbide, e leng boima bo ka bang HRA89-91. Matla a matla a ka bang 690MPa