... foam board making machine 1.1220* 2440 2.double side skinning 3.foaming board 4.turnkey service, low price PVC foam board making ... industry halftone printing, computer lettering, advertisement scutcheon, exhibition board, remark board; industrial application chemical anticorrosive engineering,thermal moulding parts, boards ... period is less than 5 seconds. ///// / PVC foam board making machine