Kugona kwetangi remafuta kunogona kusangana nezvinodiwa zvekushanda nguva dzose kwemaawa anopfuura gumi, zvichideredza kuwanda kwekuwedzerwa mafuta uye nguva yekushanda. Yakakodzera nzvimbo dzekuvaka dziri kure kure nenzvimbo dzemafuta, kuchera matune, uye zvimwe zviitiko zvekushanda nguva dzose, zvichivandudza kushanda zvakanaka kwekuvaka.
Chiyuniti chikuru neinjini yedhiziri zvakabatana zvakananga kuburikidza nekubatanidza kwakasimba, zvichibvisa magiya anowedzera kumhanya, zvichikonzera kushanda zvakanaka kwekutumira magiya uye mwero wekutadza kushanda zvakanaka wakaderera. Dhizaini yerotor ye screw ine dhayamita hombe inobvumira kumhanya kusingapfuure 2400 r/min, uye nguva dzekugadzirisa dzemaawa 40,000-80,000.