Extrusion Dies, Inc. Ultraflex 50″ U40 Sheet Die, S/N 97-19664. Rear 1.250″ diameter center back material entry with a 90 degree adapter. 0.001″ to 0.030″ lip opening. 0.750″ lip land. Five (5) 240V/1ph/60Hz heater zones 1, 2, 4, and 5. Eight 350 watt heaters. Zone 3 ten 350 watt heaters. Die is designed for vertical operation.