The Model JD is a tubing extrusion line. It is composed of extruder and die, Vacuum calibration and cooling unit, haul-off and rotary cutter or coiler, the entire machine's controls base with the control elements ergonomically adapted to permit easy operation. The machine is ideal for laboratory education and small production, the system is also suitable for extruding straws, refluxes and most diameter tubing and a wide range of industrial applications.