Conventionally akupera yodziwika ngati otsika kuchotsa zinthu njira yokhoza kupereka zonse molondola mkulu ndi mkulu. Komabe, kubwera kwa makina opukutira apamwamba kwambiri ndi mawilo opera kwakweza udindo wogaya kukhala makina abrasive kumene kulondola kwakukulu ndi kutsirizitsa pamwamba komanso kuchotseratu zinthu zambiri kungathe kupezedwa ngakhale pazinthu zosaumitsa.

Pogwiritsa ntchito cholumikizira chapadera komanso ukadaulo wapadera wopanga, gudumu logaya limakhala ndi kugaya kwakuthwa, kutentha kocheperako komanso kugaya kwakukulu. Kusungidwa bwino kwa mawonekedwe a workpiece, osayaka. Kulondola kwapang'onopang'ono kwa gudumu lopera kumagwirizana, flatness ndi zosakwana 0.1 mm, ndi coaxiality ndi zosakwana 0.1 mm, zosavuta kuphatikiza ndi ntchito. Amagwiritsidwa ntchito pogaya zolondola zosiyanasiyana za ndodo m'makampani onyamula katundu komanso makampani opanga magalimoto.

Kumaliza pamwamba; kudula ndi kupatukana; kukhumudwa, kukhumudwa; kuchotsedwa kwa katundu kumaliza kwa lathyathyathya komanso pamwamba pa cylindrical; akupera zida ndi ocheka ndi kukonzanso kunoledwa chimodzimodzi.