ELASTOMER PIN EXTRUDER SPECIFICATIONS Size L/D Ratio Drive Horsepower (kw) Motor Base Speed Torque HP/RPM Number of Barrel Zones 8-inch (203mm) 16:1 L/D dual input drive system pin barrel extruder Gear Ratio* *Other ratios are available depending on application. **Typical outputs referenced consult with Davis-Standard prior to sizing machine. Output rates depend on compound, stock temperature limitations, screw design and back pressure operation. PIN BARREL RUBBER EXTRUDERS OVERVIEW Davis-Standard’s pin barrel rubber extruders are technologically advanced, reliable, and built for longevity. These extruders can accommodate a wide range of rubber extrusion applications with custom designs available for unique process requirements. All extruders are equipped with the latest feedscrew and control system technology. FEATURES xx Barrel diameters from 2 ½ inches (65mm) to 6 inches (150mm) with L/D ratios of 10.5:1, 12:1, 15:1, 17:1 and 20:1 xx Designed to house multiple rows of custom designed pins to provide necessary mixing of the compound to bring it to a homogenous mixture xx Equipped with drilled heating and cooling passages to provide maximum heat transfer efficiency with multizone features, replaceable liners, and two-piece pins rate at 6,000 psi xx Pins designed for ease of installation and replacement xx Equipped with unique pneumatic roller feeder to compensate for feedstrip variations xx Improved output stability xx Multi-zone temperature control via double cast aluminum heater coolers P: 860-599-1010 | 1 Extrusion Drive | Pawcatuck, CT 06379 | www.davis-standard.com P: 860-599-1010 | 1 Extrusion Drive | Pawcatuck, CT 06379 | www.davis-standard.com

Custom designed 8-inch (203mm) 9:1 L/D pin extruder with slab feeder. 6-inch (152mm) 16:1 L/D pin extruder featuring special common base design. Manufacturing multiple pin barrel extruders at Davis-Standard’s Pawcatuck, Connecticut facility. SUPERIOR GEARCASE HEAD CLAMP ASSOCIATED EQUIPMENT (REQUIRED) OPTIONAL EQUIPMENT xx Versatile design for a range of capabilities. xx Double swing bolts for uniform, symmetrical clamping by drawing tapered flanges with the breaker plate assuring positive sealing and extrusion head alignment. xx Extruder stock screw xx Temperature control system xx OCS, drive...