Ukwelashwa okungaphezulu kuyindlela yokwenza ungqimba olungaphezulu olunezinto ezihlukene zomshini, ezibonakalayo kanye namakhemikhali kusukela ku-substrate engaphezulu kwe-substrate, iwukuhlanza, ukushanela, ukukhipha, ukukhipha, nokwehlisa ingaphezulu lendawo yokusebenza.
Inhloso yokwelashwa okungaphezulu iwukuhlangabezana nokumelana nokugqwala, ukumelana nokugqokwa, ukuhlobisa noma ezinye izidingo ezikhethekile zokusebenza komkhiqizo kanye nezingxenye eziwumshini.