HOLROYD - 3EX-RBE-OTH-OTH-1999-00001

Machine Type: Holroyd 3EX-R CNC Rotor Production Centre

Maximum Work Diameter: 350 mm

Minimum Work Diameter: 100 mm

Maximum Length (Workspindle Chuck to Tailstock Centre): 1550 mm

Maximum Travel of Workhead Gearbox: 1160 mm

Maximum Length (Workspindle Nose to Cutter Spindle Centre-line): 1363 mm

Minimum Distance (Workspindle Nose to Cutter Spindle Centre-line): 203 mm

Maximum Distance (Workspindle Centre-line to Cutter Spindle Centre-line): 460 mm

Minimum Distance (Workspindle Centre-line to Cutter Spindle Centre-line): 160 mm

Range of Leads: 10-2000 mm

Range of Feedrates (along the helix): 25-1000 mm/min

Rapid Traverse Rate (traverse): 10,000 mm/min

Rapid Traverse Rate (infeed): 4,000 mm/min

Workhead Spindle Speed: 0.5-5 RPM

Tailstock Quill Stroke: 150 mm

Range of Cutter Spindle Speeds: 50-500 RPM

Maximum Diameter of Cutter: 400 mm

Recommended Diameter of Cutter: 250 mm

Maximum Width of Cutter: 160 mm

Cutter Spindle Interface: ISO 50 Type 'B' ("ANSI")

Angle Setting of Cutter Spindle from Horizontal: $0\pm55^{\circ}$

Infeed Position Repeatability: 0.005 mm

Divide Accuracy of Machine (on 250 dia): 0.010 mm

Lead Accuracy of Machine (in 300mm): 0.010 mm

Cutter Drive Motor Power: 63 KW (1500-2500 RPM)

Approximate Weight (Machine Only): 13,000 kg

Approximate Floor Space: $7,700 \times 6,670$ mm

Electrical Supply: 3 phase A.C. (variation no more than +/- 6% from nominal)

Included Features: Climb milling, Multi-pass milling cycle, Taper cutting, Tungsten carbide cutter equipment, Hydraulic tailstock, Recirculating Filtermist Unit, Automatic lubrication system, Calibrated recirculating ball lead screws, Machine lighting, Air-conditioned control cabinet

CNC Control: Holroyd designed closed loop system with 3.5" disc storage and automatic diagnostics