For info:
Model Number: ZR15-8-1/2 Type: 12-HI Reversing Mill SPECIFICATIONS: Maximum Strip Width: 8-1/2" (215.9 mm) Maximum Starting Strip Thickness: .060" (1.52 mm) Minimum Finish Strip Thickness: .001" (.025 mm) Work Roll Diameter: .468" Nominal (11.9 mm) Drive Roll Diameter: 1.937" (23.7 mm) Bearing Diameter: 2.937" (74.6 mm) Maximum Work Roll Opening: .080" (2.03 mm) Screwdown Type: Gear Reducer Units with Electric Drive Main Drive Motor: 20 HP, 230 V, 575/1800 RPM, 78 Amps, Reliance DC Mill Speed: Full Torque: 150 FPM Reduced Torque: 300 FPM Coil Weight: 200 PIW (Pounds Per Inch of Width) Gauges: (2) Pratt & Whitney Model 10-A Contact Thickness Gauges Winders: Type: Solid Block for 10" or 16" Dia. Coils Quantity: (8) 10" Dia. x 9" Face (4) 16" Dia. x 9" Face Maximum Winding Tension: 2,000 Lbs. Maximum Coil O.D.: 24" Mill is also Equipped with one Collapsible Expanding Block for Rewinding. Lubrication Data: Reservoir in Base: 200 Gal. in Base, Mineral Oil, 50 PSI Using a Type 835-25 Bowser System Weights: Mill: 10,000 Lbs. Winders: 5,900 Lbs. Each Floor Space: 10-1/2 Ft. x 84-1/2 Ft. Mill is Equipped with Numerous Spare Rolls, First Back-Up Rolls, and Bearings. Mill is Presently Equipped with Reliance D.C. Drive (M.G. Sets) Controls.