400T pre-press machine combined frame plunger number 2 pillar plug cylinder diameter ￠ 320 (alloy material, anti-scratch) plunger cylinder stroke 800mm plunger cylinder origin Wuxi hydraulic system semi-automatic control hydraulic system pressure 25MPa main motor 7.5KW pressurization Motor 5.5KW Main oil pump 100: 100 double blade oil pump pressurized oil pump 10mI / rev plunger oil pump pre-press machine open 1700㎜ main frame size (4 pieces can be split for easy packing) 3600 × 1370 × 4650mm 4650 × 770 × 400 mm (2 pieces) 2. Upper crossbeam 3600 × 920 × 1370 mm (1 piece) 3. Lower crossbeam 3600 × 900 × 770 mm (1 piece) The main frame adopts steel plate thickness 30, 22, 12㎜ activities Beam 2700 × 1370 × 400㎜ movable beam adopts steel plate thickness 22㎜