Double backer DF series

• TOTAL HEATING PLATES: 16 PIECES, 18 PIECES, 20 PIECES, 22 PIECES • 2 SETS OF CONVEY BELT TENSE CONTROL DEVICE • TENSION DEVICE OF LOWER BELT FIXED VERTICALLY TO MAKE IT EASY TO ADJUST • OIL PRESSURE LIFT DEVICE IS HIDDEN INSIDE • HEATING PLATE SURFACE GRINDED AND CHROMED, ACCORD WITH NATIONAL STANDARD OF PRESSURE VESSEL I, ALL ATTACHED INSPECTION CERTIFICATE • PNEUMATIC PRESSURE ADJUSTMENT CAN BE SEPARATE TO BE THREE SECTIONS ACCORDING TO THE THICKNESS OF THE PAPER BOARD • GOOD STEAM TUBES POSITION, TEMPERATURE CAN BE ADJUSTED BY GROUPING HEATING PLATES