Khalase e khabisitsoeng, khalase e tloaelehileng ntle le ts'ebetso leha e le efe e halefileng, e robeha habonolo.
Mocheso matlafatsoa khalase, e matla ka makhetlo a mabeli joaloka khalase e kentsoeng, e hanyetsanang hantle le ho robeha, E sebelisoa maemong a itseng, joalo ka khalase e bataletseng joaloka khalase ea 3mm kapa khalase ea khalase, e ke ke ea mamella khatello e phahameng ea moea nakong ea mocheso oa mocheso ebe deformation kapa warpage e matla e tla. etsahala ka khalase, ebe ho sebelisa ho matlafatsa mocheso ho tla ba tsela e molemo.
Khalase e futhumetseng ka botlalo, eo hape e bitsoang khalase ea tšireletso kapa khalase e futhumetseng ea mocheso, e matla ka makhetlo a mane ho feta khalase e kentsoeng, e sebelisoa morerong o kopang matla a matla a matla le ho hanyetsa mocheso oa mocheso, e tla robeha ka mataese ntle le litšila tse bohale.