... Packaging film machine 1.high yield 2.durable in use Film blowing machineplastic film blowing machine,film machine,plastic film machine,film extruder,film making machine,film ... , with even and smooth rewinding and easy roll changing. Technical Parameters: TypeSJ-45×2SJ-55 ... Micro spray irrigation equipment , Plastic pipe machine , Packaging film Blowing machine , Plastic blowing machinery , Steel pipe ...