Makina onyamula khofi ndi zida zothamanga kwambiri zomwe, zikakhala ndi valavu yanjira imodzi, zitha kugwiritsidwa ntchito kuyika khofi m'matumba. Mukalongedza khofi, makina oimirira onyamula amapanga matumba kuchokera mufilimu yosindikizira. Makina opakitsira wolemera amaika nyemba za khofi mu BOPP kapena mitundu ina yamatumba apulasitiki ooneka bwino asanawapakitse.

