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Facing Capability: Equipped with a dedicated Face Grinding Attachment, making it highly versatile for grinding both the internal bore and the flat face of a component in a single setup.

Two Heavy Duty Spindle Available With Machine Originally Built By WMW


Video
Machine Id: 1465 Serial No:
Model: SIP 400/500 Asking Price: onrequest
Make: WMW Country: Germany
Year: Weight: 0.0
Dimensions: Location:
Power:
Category: Cylindrical Grinder / Bore Grinders
Type of Machine: Bore Grinder With Facing
Specification

The WMW SIP 400/500 (manufactured by WMW Glauchau, Germany) is a heavy-duty, automatic internal and face grinding machine. It is highly regarded in heavy industries for precision-grinding cylindrical bores and perpendicular faces on large workpieces like bearing races, bushings,gear components etc.


WMW SIP 400/500 Specifications

SpecificationValue
Machine TypeInternal & Face Grinding Machine
MakeWMW (Germany)
ModelSIP / SI 400 × 500
Maximum Internal Grinding Diameter400 mm
Maximum External Swing Diameter800 mm
Maximum Grinding Length (Bore Depth)500 mm
Minimum Internal Diameter20 mm
Chuck Diameter600 mm
Cross Travel650 mm
Table Stroke650 mm
Workhead Swivel0°–30°
Workhead Speed16–250 RPM
Grinding Wheel SpeedUp to approximately 1,200 RPM (depending on spindle)
Least Count0.0025 mm (2.5 microns)
Main MotorApproximately 9 kW
Machine WeightApproximately 5.8–6.5 Tons

Facing Attachment Specifications

The face grinding attachment enables precision grinding of:

  • Bearing shoulders
  • Internal faces
  • Counterbores
  • Seal faces
  • Gear side faces
  • Spacer faces

Typical features include:

  • Independent face grinding spindle
  • Hydraulic plunge feed
  • Fine infeed control
  • Simultaneous bore and face grinding
  • High perpendicularity between bore and face
  • Adjustable grinding stroke
  • Precision dressing arrangement
  • Automatic spark-out cycle (on some machines)

Grinding Capacity

  • Internal Cylindrical Grinding
  • Face Grinding
  • Taper Grinding
  • External Grinding (optional setup)
  • Blind Bore Grinding
  • Stepped Bore Grinding

Typical Applications

  • Gearboxes
  • Bearing Housings
  • Hydraulic Cylinders
  • Pump Bodies
  • Valve Bodies
  • Crane Gear Components
  • Heavy Engineering Parts
  • Mining Equipment
  • Windmill Components
  • Defence Components

Accuracy

Typical achievable accuracy (depending on machine condition and setup):

ParameterTypical Accuracy
Bore Size±2–5 microns
Roundness1–2 microns
Cylindricity2–3 microns
Face Flatness2–3 microns
Bore-to-Face Squareness≤3 microns

 



Description