... with the aims to meet WJ Automatic corrugated paperboard making machine price Feature:Corrugated cardboard production line, process as paper feeding ... high speed,middle speed,low speed for 5,7 layer corrugated cardboard production line with the width range from 1400mm- ... facer ,pre-conditioner ,bridge conveyor ,multi pre-heater,glue machine,double facer , (NC) slitter ,NC cut off, stacker,steam heating ...