Page 304 - Demo

302 ISCAR DEEP HOLE DRILLINGSetting Guidelines for CuttingLoads, Fluid Pressure and FlowRate During DTS OperationNet Power0 10 20 30 40 5051015200 50 100 150 200 250 30020406080Pc (kW)Pc (kW)Vc = 100 m/minf = 0.25 mm/revVc = 100 m/minf = 0.25 mm/revVc = 70 m/minf = 0.15 mm/revVc = 70 m/minf = 0.15 mm/revDrill dia. (mm)Drill dia. (mm)Feed Force0 10 20 30 40 505100 50 100 150 200 250 3001020304050Ff (kN)Ff (kN)Vc = 100 m/minf = 0.25 mm/revVc = 100 m/minf = 0.25 mm/revVc = 70 m/minf = 0.15 mm/revVc = 70 m/minf = 0.15 mm/revDrill dia. (mm)Drill dia. (mm)Torque0 10 20 30 40 500.10.20 50 100 150 200 250 3002468T (kNm)T (kNm)Vc = 100 m/minf = 0.25 mm/revVc = 100 m/minf = 0.25 mm/revVc = 70 m/minf = 0.15 mm/revVc = 70 m/minf = 0.15 mm/revDrill dia. (mm)Drill dia. (mm)Coolant Pressure0 10 20 30 40 50 60 700.511.50 50 100 150 2000.50.250.75 P (MPa)P (MPa)1MPa = 1.0 N/mm21Mpa %u2248 10 atmDrill dia. (mm)Drill dia. (mm)Coolant Volume0 10 20 30 40 50501000 50 100 150 200100200300400q (l/min)q (l/min)Drill dia. (mm)Drill dia. (mm)