Page 278 - Demo

276 ISCAR DEEP HOLE DRILLINGTRI-DEEP Machine Requirements for BTA and DTS Drilling MethodsMachine requirements for deep drilling byBTA or DTS drilling methods using TRI-DEEPfamily tools are shown in the table below.STS - Machine Setting for Single Tube SystemNet PowerPc (kW)16 17 18 19 20 21 22 23 24 25 26 27 28876543210Vc = 75 m/minf = 0.25 mm/revVc = 75 m/minf = 0.15 mm/revDrill dia. (mm)Feed ForceFf (kN)16 17 18 19 20 21 22 23 24 25 26 27 28876543210f = 0.25 mm/revf = 0.15 mm/revDrill dia. (mm)TorqueT (kNm)16 17 18 19 20 21 22 23 24 25 26 27 280.10.080.060.040.020f = 0.25 mm/revf = 0.15 mm/revDrill dia. (mm)Coolant PressureP (MPa)16 17 18 19 20 21 22 23 24 25 26 27 281098765432101MPa = 1.0 N/mm21Mpa %u2248 10 atmDrill dia. (mm)Coolant Volumeq (l/min)16 17 18 19 20 21 22 23 24 25 26 27 28200180160140120100806040200Drill dia. (mm)The above values should not be used as the exact recommendations. They may need modification depending on the machining conditions, materials, etc.