Adopt Germany steam shrink technology Over all stainless 304 structure. Easy to install and operation adjustment is convenient. Suitable for PVC, PET, OPS shrink packaging materials. Suitable for shrink variety bottle circle, square, oval-shaped, curve-shaped. With exhausted blower system. Stand Frame Adjustable Individual Valve control will be included Drip pan to get condensation water With thermometer and pressure gauge, temperature and steam pressure are clear, easy operation. steam consumption:10-20Kg/hour steam pressure:1-2Kg/cm2 tunnel entrance:W:140mm H:250mm (according to products) machine dimension: L1400mm*W550mm*H1730mm Power: 220V/650w Remarks: High pressure air knife blows away water vapour on surface of the bottles (it is optional) The tunnel works stand-alone or with production line. The machine itself without steam generator, need additional steam source