... pipe,pressing plastic film and others.2. The blade base and blade on the rotary roller can be disassembly.It ... is easy to clean and maintance.3. The rotary blade adopt the V design,It can decrease the ... it can be rotated to 180 degree,then the blade can continues use.6.The main axis is ... stably.The machine is controlled by PLC system,the blade can rotated in opposite direction,and also can ...