Used WMW SI 6 Internal Grinding Machine | A.K. Machine Traders, Navi Mumbai, India

This used WMW SI 6 internal grinding machine is available from A.K. Machine Traders in Navi Mumbai, India. It grinds the bores of workpieces to a finished size and surface.

It takes an inner diameter of 400 mm with a grinding depth of 500 mm, and a workpiece spindle that runs at 40–400 rpm. The internal grinding motor is rated at 7.5 kW.

Key Features

• Separate surface grinding motor of 4 kW alongside the internal grinding motor
• Workpiece table speed adjustable from 0.1–8 m/min
• Grinding carriage feed speed of 0.1–1 mm/min for fine infeed

Technical Specifications

• Model: WMW SI 6
• Inner diameter: 400 mm
• Grinding depth: 500 mm
• Circumference diameter: 550 mm
• Centre height: 260 mm
• Workpiece spindle speed: 40–400 rpm
• Grinding spindle speed: Depends on the spindle fitted
• Grinding wheel dimensions: 63–160 mm
• Workpiece table speed: 0.1–8 m/min
• Grinding carriage feed path: 360 mm
• Grinding carriage feed speed: 0.1–1 mm/min
• Electrical supply: 380 V, 50 Hz
• Internal grinding motor: 7.5 kW
• Surface grinding motor: 4 kW
• Total power requirement: 17 kW
• Machine weight: Approx. 6.5 t

Applications

• Grinding bores in gears and gearbox components
• Finishing bushings, sleeves and bearing seats
• Precision bore work in toolroom and general engineering
• Grinding the bores of rings and cylindrical parts

Commercial Details

• Make: WMW
• Model: SI 6
• Condition: Used
• Location: Navi Mumbai, Maharashtra, India
• Seller: A.K. Machine Traders

Frequently Asked Questions

• What bore size can it grind? It handles an inner diameter of 400 mm with a grinding depth of 500 mm.
• What power does it need? Total power requirement is 17 kW on a 380 V, 50 Hz supply.
• How heavy is it? The machine weighs approximately 6.5 t.
• What should I ask when enquiring? Ask for photos or video of the machine running under power, whether an inspection can be arranged, which grinding spindles and accessories are included, the condition of the electrics and controls, and how loading and shipping would be handled.