Sunnen - Model SHDD Series -BTA Deep-Hole Drilling Systems

• Solid Drill Bore Diameter Range (ID): 19- 127 mm (.8- 5.0 in) - Drilling
• Bore Diameter Range (ID): up to 7.0 in Counterboring - Trepanning
• Outside Diameter Range (OD): 508 mm max (20 in)
• Maximum Part Length: SHD-2500D (2-meter): 2000 mm (78.7 in)
• Maximum Part Length: SHD-4500D (4-meter): 4000 mm (157.5 in)
• Maximum Part Length: SHD-6500D (6-meter) 6000 mm (236 in)
• Tool Headstock Rotational Speed: 1050 RPM maximum
• Tool Headstock Linear Speed: 125 mm/sec max (4.92 in/second)
• Tool Headstock Power: 67 kW (90 hp)
• Tool Feed Force: 45 kN (9,000 LBF) max
• Workpiece Headstock Rotational Speed: 285 RPM maximum
• Workpiece Headstock Power: 37 kW (50 hp)
• Maximum Coolant Flow: 750 liters per minute (200 gpm)
• Maximum Coolant Pressure 5.2 MPa (750 psig)
• Voltages Available: 400 VAC 50 Hz 3 phase; 460 VAC 60 Hz 3 Phase

• Pull boring capability 178 mm (7") maximum (large bore pressure head option required)
• Lantern chuck for pull boring
• Front chip exhaust; full conveyor and chip box
• Large bore workpiece pressure head with a maximum capability of 178 mm (7")
• 4-jaw chucks for pressure head and workpiece headstock
• Part roller type steady rests: 25 mm - 356 mm (1` - 14`) O.D. Range
• Fully enclosed work area guarding
• Camera at chip exit
• Remote process monitoring (OPCUA)
• Part bar code scanning capability
• Drive bar bushings, collets, packing glands, and drive adapters
• Rear chuck for workpiece headstock
• Additional vibration dampener – one additional unit may be added on each model machine. Note: addition of optional unit reduces part length capacity by 310 mm (12.2")

The new Sunnen SHDD-series is designed around the BTA deep-hole drilling process in cylindrical parts. However, it is also capable of a wide variety of other similar machine processes, including counter boring, pull boring, trepanning, bottom forming, and skiving/roller burnishing.