Sassan tsarin yumbu jumla ce ta gaba ɗaya ta nau'ikan sarƙaƙƙiya daban-daban na sassan yumbu.Za a yi da babban tsaftar yumbu foda, sassan yumbu suna samuwa ta hanyar busassun latsawa ko matsin isostatic mai sanyi, kuma a sanya su a ƙarƙashin babban zafin jiki, sa'an nan kuma a yi mashin daidaici.Ana amfani dashi sosai a cikin kayan aikin semiconductor, sadarwa na gani, Laser, kayan aikin likitanci, man fetur, ƙarfe, masana'antar lantarki tare da fasalulluka kamar juriya mai girma, juriya na lalata, juriya abrasion da rufi.