I-laser sisisombululo esikhethekileyo sokucubungula iphepha lesanti ukuze kuhlangatyezwane neemfuno ezintsha zokucubungula nokuvelisa iidiski zokusila ezirhabaxa, ezingaphaya kwamandla okusika iidayi zemveli.
Ukuze kuphuculwe izinga lokutsalwa kothuli kwaye kwandiswe ubomi bediski yokusantisa, kufuneka kuveliswe imingxunya engakumbi nengcono yokutsalwa kothuli kumphezulu wediski erhabaxa ephucukileyo. Indlela enokwenzeka yokwenza imingxunya emincinci kwi-sandpaper kukusebenzisa i-i-CO yemizi-mveliso2inkqubo yokusika nge-laser.