Chofunika kwambiri cha kupukuta kwa mankhwala ndi chofanana ndi cha electrolytic polishing, yomwe imakhalanso njira yosungunuka pamwamba. The kusankha Kutha zotsatira za reagents mankhwala pa m'madera osagwirizana pamwamba zitsanzo ndi njira kuthetsa avale zizindikiro, kukokoloka ndi mlingo.

Ubwino wa kupukuta kwamankhwala: zida zopukutira mankhwala ndizosavuta, zimatha kuthana ndi mawonekedwe a magawo ovuta kwambiri.

Kuipa kwa kupukuta kwa mankhwala: ubwino wa kupukuta kwa mankhwala ndi wocheperapo poyerekeza ndi electropolishing; Kusintha ndi kusinthika kwa njira yothetsera mankhwala omwe amagwiritsidwa ntchito popukuta mankhwala kumakhala kovuta komanso kochepa pakugwiritsa ntchito.