Special designed scew for the extruder, Adjustable mould mouth makes it easy to change the size. Because of the reasonable structure, the pp strapping band making machine has such strong points which are high yielding, good plasticizing, easy operation, and easy examination. At the same time each technical items do reach the advanced level. Scew and the barrel of scew are made of alloy steel and nitrogen treating,,long time to use and good -resistance. And the cooling system uses stainess steel water sink. This kind of production line has automatic equipment for controlling the temperature ,low power spending and save inventors cost. |
