4.72" (120 mm) Davis-Standard Extruder, 30:1 L/D, 200 HP. Used 120 mm Davis Standard extruder, model 120-M-60TPIH, 30:1 l/d, electrical heated, air cooled barrel, jacketed feed section, driven by 200 hp dc motor, 1750/2000 rpm, 500 volt, gearbox rated 525 hp, 1.5 service factor, die clamp with Gneub model SF60 screen changer, SO# 01496, serial
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