... rotary die, film blower, plastic film machine SJ-55B PE film blowing machine with rotary die, film blower, plastic film machineIt is ... 15kw Heating power: 14kw Output: 55-60kg/h Weight: 2.5tons Machine size: 5500x2500x5200mm Highlights:1) The screw and cylinder are made ... which has high hardness, strong resistance to corrosion,durable service.2) The die is plated with hard chrome, of screw mandrel ...