1.Njirimara:
Mpempe akwụkwọ diski dị mfe iji rụọ ọrụ ma dịkwa mfe ịhazi.Ọ na-eji diski electro-magnetic ịdọba ma hapụ ya na-akpaghị aka na mpaghara.Ọ nwere ike ịdọba ma hapụ ya na-aga n'ihu ma na-arụ ọrụ nke ọma.
Ndozi elu na nke ala na-eji egwu ụdị V.
2.Eserese imewe:
3.Ụkpụrụ ọrụ:
Tupu arụ ọrụ, mepee ebe ikuku maka ịfụ uzuzu na oghere uzuzu.Mgbe ahụ gbanye diski ndọta magnetik, moto ọsọ na moto egweri.Gbanwee ọkụ magnetik suction diski ntugharị ọsọ na ịdị elu grinder dị ka achọrọ.Debe efere azụ n'ebe a na-ebu ibu nke oche ọrụ.(The workbench nwere grooves nke nwere ike nabata protrusions na azụ efere).A na-atụgharị efere azụ ka ọ bụrụ mpaghara magnetik ma dọta ya.Site na-egweri siri ike, nke ọma na-egweri, efere azụ na-abanye na mpaghara demagnetization maka iwepụ akwụkwọ ntuziaka nke efere azụ.Usoro a nwere ike na-arụ ọrụ mgbe niile.
4. Ngwa:
Igwe ihe nkedo diski bụ akụrụngwa pụrụ iche maka egweri nke ihe mgbochi breeki diski.Ọ dabara adaba ịkwanye ụdị breeki diski ọ bụla, na-achịkwa ịdị njọ nke ihe dị n'elu ma hụ na ọ dị mkpa ka ọ dị na elu efere azụ.Ọdịdị pụrụ iche nke efere okirikiri (mgbanaka mgbanaka) dabara adaba iji gwerie mpe mpe akwa na convex hull back plate.