① Ɗaya shine na'urar bushewa da aka sanya tsakanin ƙungiyoyi masu launi na bugawa, wanda yawanci ake kira na'urar bushewa tsakanin launi. Manufar ita ce sanya tawada na launi na baya ya bushe gaba ɗaya kafin shigar da rukunin launi na gaba, don guje wa "haɗuwa" da kuma toshe launin tawada tare da launi na baya lokacin da launi na ƙarshe ya kasance. overprinted.

② ɗayan shine na'urar bushewa ta ƙarshe da aka sanya bayan duk bugu, yawanci ana kiranta na'urar bushewa ta ƙarshe. Wato bayan an buga dukkan tawada masu launuka daban-daban da bushewa, manufar ita ce a kawar da sauran abubuwan da ke cikin rubutun tawada gaba daya, don guje wa matsaloli kamar shafa wa bayanta yayin da ake juyawa ko bayan sarrafa su. Koyaya, wasu nau'ikan Injin Buga na Flexo ba su da na'urar bushewa ta ƙarshe.