Umshini ozenzakalelayo wokupakisha isikhwama sethani usebenzisa inverter isivinini esingenasinyathelo sokulawula ukulawula isivinini sokudla.Ingakwazi ukucindezela ngokuzinzile okokusebenza ku-silo yebhafa, futhi ngesikhathi esifanayo ikhiphe igesi eyeqile kokubalulekile ngokucindezela nokudlulisa.I-valve yokulawula ukunemba ingaqhubeka nokuthuthukisa ukunemba kokupakisha.Ngemuva kokuthi isikhwama silayishiwe, umshini wokupakisha isikhwama se-ton othomathikhi uqedela ngokuzenzakalelayo inqubo yomsebenzi yokukala, ukukhulula isikhwama, ukukhipha, nokudlulisa.Ifomu lokulinganisa lomshini wokupakisha liyindlela yokulinganisa isisindo esikhulu ngaphansi kwesiteji sokulinganisa, futhi isakhiwo silula, sizinzile futhi sithembekile.Ilungele ukupakishwa kwenani lempushana ye-limestone, i-talc powder, i-gypsum powder, i-mica powder, i-silica powder nezinye izinto eziyimpuphu ezinoketshezi olungenamandla, uthuli olukhulu, nomoya omkhulu.