Description Overview 6" Davis Standard extruder Model 60in60tpih Year 1998 Specifications Length to diameter ratio: 34 Manufacturer: Davis-Standard Model: 60in60tpih Motor hp: 400 Screw diameter: 6 in 34:1 L/D Vented barrel Jacketed feed section 400 hp DC motor with SCR 17.21:1 gearbox ratio Gearbox rated up to 528 hp 1.5 service factor Heating And Cooling Electrically heated Water cooled (missing manifold, pump, reservoir and heat exchanger) Controls On board control panel with (7) barrel zones (7) additional zones