semi automatic labeling machine Features of PM-1800 Steam Heating Shrinking Oven: In case of different and irregular round bottles, square bottles and flat bottles etc, the new-style steam shrinking oven is easy to adjust and maintain. It has an even shrinking. The distribution of low-pressure steam drum and spouting way of steam are uniform and designed with seamless tube. The nozzle is divided to be adjustable three segments and height, position and steam output of every segment can be adjusted respectively so as to gain the perfect shrinking effect. The whole machine is made of stainless steel with heat preservation. Which not only saves energy. But also complies with the international safety standard. The stainless steel defrosting tray collects condense water. The whole machine adopts the water-proof design with the operation and maintenance.