paper-cone-sleeve-machine-D Model JBZ-D Paper Cup/Bowl Sleeve Forming & Wrapping Machine is an automatic equipment to make a second-wall sleeve over the inner-cup/bowl(cup/bowl finished by paper cup/bowl machine ), wear a sleeve around the paper cup/bowl .It is the matching equipment of JBZ-A12 & JBZ-D30 paper cup/bowl machine, which has the function as photocell detection, failure alarm, ...