Graziano - GT 300IT-TUR-GRA-1998-00002

Main configuration

• Tool turret: 12 positions, VDI 30

• Control unit: MTC 200

Main spindle

• Spindle nose: ASA 5"

• Max. spindle speed: 5,000 rpm (optional 6,000 rpm)

• Constant power speed range: 800–6,000 rpm

• Max. spindle torque: 114 Nm at 800 rpm / 130 Nm at 1,000 rpm

• Spindle power: 10 kW continuous / 14 kW intermittent

• Chuck diameter: 175 mm

• Spindle bore diameter: 66 mm

• Front spindle bearing diameter: 100 mm

• Spindle bearing lubrication: Grease

• Speed ranges: 1

• Sub-spindle / Counter spindle: No

Working area / Capacity

• Distance between centers: 590 mm

• Center height: 190 mm

• Swing over bed: 330 mm

• Swing over slide: 260 mm

• Max. turning diameter: 230 mm

• Bar capacity: 52 mm

• Z-axis travel: 500 mm

• X-axis travel: 160 mm

Ball screws

• Z-axis: 32 × 10

• X-axis: 32 × 10

Feed / Axes

• Z-axis rapid traverse: 30 m/min

• X-axis rapid traverse: 30 m/min

• C1-axis rapid speed: 100°/min

• C1-axis torque: 130 Nm

• Z-axis thrust: 4,500 N (CNC adjustable)

• X-axis thrust: 4,500 N (CNC adjustable)

• Number of axes: 2 (3 optional)

Measuring system

• Z-axis: Absolute rotary encoder (linear optional)

• X-axis: Optical scale

• Linear axes X/Z resolution: 0.001 mm

• C-axis resolution: 0.001° (optional)

Tool turret / Driven tools

• Driven tools: Yes

• Turret: Sauter Type 0.5.450.216

• Tool positions: 12

• Tool interface: VDI 30

• Tool shank section: 20 × 20 mm

• Driven-tool speed: 4,000 rpm

• Driven-tool power: 4 kW

• Driven-tool torque: 20 Nm

Electrical equipment

• Voltage: 400 V ±10%

• Frequency: 50/60 Hz ±1%

• Connected load: 24 kVA

• 400 V line protection fuses: 50 A

• 400 V line circuit breaker: 39 A

• Connection cable section: 4 × 10 mm²

Hydraulic unit

• Max. working pressure: 45 bar

• Tank capacity: 40 L

• Pump flow: 14 L/min

Axis lubrication unit

• Tank capacity: 2.7 L

Coolant system

• Tank capacity: approx. 240 L

• Pump flow: 30 L/min

• Flow to tool: 14.5 L/min

• Pressure: 5 bar

Head cooling tank

• Capacity: 10 L (with heat exchanger)

Control unit

• Control: MTC 200