... ,knurling,top curling,and passCE DB-L12 paper cup forming machine is multi-station automatic machine. It has continuous automatic procedures like feeding ... -L12, DB-C18 or DB-C22 paper cup forming machine.FEATURE 1)The main-frame of the machine is an incline. And the ... , which can seal the cups easily.3) The machine can send the bottom paper to the cup automatically and adjust itself because ...