... confine:0.15-1mm 4)Air pressure:0.8Mpa Automatic Plastic tray Forming Machine This machine is suitable for producing PVC,PET,PP,PS,sheet ... can quickly form open thin-wall vessels. for example different cake boxes,western-style food boxes,liner inside cookies box ect ... ,artware product packages,etc. Specification:1)Max forming area:510*580MM2)Max forming depth:100mm3)Thickness range of sheet confine:0 ...