20" x 60" KNUTH "Compass 250/1500 B" UNIVERSAL ENGINE LATHE




Compass 250/1500 B


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Equipped With

Working Area
Center width59.06 in
Turning diameter over bed20 in
Turning-¯ over support13 in
Turning diameter over gap bridge25 in
Gap bridge length13 in
Bed width13 in
Travel X-axis13 in
Travel Z1-axis5 in
Swing range of top slide360¡
Speed range(15) 22 - 1,800 rpm
Spindle bore3 in
Spindle mountCamlock D1-6
Spindle taperMT 5
Feed X-axis0.00142 - 0.07949 in/R
Feed Z-axis0.00283 - 0.15898 in/R
Tapping, metric0,5 - 28 mm mm
Tapping, module0.02 - 0.14 in
Tapping, withworth1 - 56 TPI
Tapping, diametric16-112 DP
Tailstock quill diameter3 in
Tailstock taperMT 5
Tailstock quill stroke5 in
Tailstock traverse adjustment± 5 in
Drive Capacity
Motor rating main drive7.4 Hp
Measures and Weights
Overall dimensions (length x width x height)115x45x71 in
Weight5,060 lbs
Part No. 301904

One lathe for single-part and batch production including 3-axis assembled

  • Center width 59"
  • Very rigid machine bed with heavy ribbing
  • Wide v-guides, induction-hardened and precision-ground
  • Max. turning diameter over bed 20"
  • Large 2.56" spindle capacity
  • Maximum accuracy and quiet operation even at high speeds
  • High machining performance with heavy-duty 7.5 Hp main drive
  • Infinitely variable slip clutch allows working with stops
  • Accuracy tested according to DIN 8606, best surface roughness of 1.6 µm/N7 acc. to DIN 1302
  • Removable gap bridge for machining of large diameter parts
  • Large spindle capacity (2.6") for machining of long parts
  • To ensure maximum accuracy and smooth operation at high speeds, the main spindle is dynamically balanced and supported by adjustable precision bearings
  • Eliable lubrication of the guideways through central lubrication mounted inside the apron
  • Includes time-saving foot brake

3-axis position indicator

  • More accuracy
  • Lower error rate
  • Increased productivity
  • Resulting in valuable time savings
  • For increased productivity
  • Easy to read display
  • Operator-specific features
  • Convenient keyboard layout
  • Resolution: 0.0004 / 0.0002"
  • Default coordinates
  • Axis position is maintained when display is turned off
  • Hole circle pattern calculation
  • Calculator function
  • Storage for 10 tools
  • Radius / diameter toggle
  • Mm/inch conversion
  • Easy expansion and maintenance-free operation
  • Display for top (Z0) and box way slide (Z1) both separate and in differential / cumulative mode for lathes

  • 3-axis position indicator
  • 3-jaw chuck (10" diam.)
  • 4-jaw face plate chuck ¯ 13"
  • face plate ¯ 17"
  • dog plate
  • change gears
  • quick change tool holder
  • coolant system
  • steady and follow rests
  • chip tray
  • fixed splash guard (wall)
  • chuck guard
  • foot brake pedal
  • LED work lamp
  • reducing sleeve
  • dead center
  • operating tools
  • operator manual


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