Description Sterling 6" Extruder 30:1 L/D ratio barrel Kreyenborg screen changer Vented one time Large throat 18" approx 400 hp DC motor, no drive Cabinet not available Has water-ring pelletizer Spin dryer Johnson 6" Extruder 30:1 L/D ratio Vented one time Kreyenborg screen changer Large throat 18" approx 300 hp DC motor, no drive Cabinet not available Has water-ring pelletizer Spin dryer