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The DNG270X800 universal cylindrical grinding machine features an excellent range of standard accessories which includes an inside grinding device and a 2-axis position display. Designed predominantly for model and tool making, this model is popular.

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Distance between centers

800 mm

Center height

135 mm

Outside grinding diameter

8 – 200 mm

Max. workpiece weight

60 kg

Inside grinding diameter

13 – 100 mm

Inside grinding depth max.

125 mm

Table tilting range max.

+3° to -7°

Table longitudinal travel max.

850 mm

Table feed

0,1 bis 4 m/min

Man. table travel / hand turn

6 mm/rev.



Spindle speed, stepless

25 – 380 rpm

Spindle taper

MT 4

Tilting range spindle


Grinding headstock


Sanding disc

400 x 50 x 203 mm

Spindle speed

1670 rpm

Speed inside grinding spindle

20000 rpm

Tiltange range grinding headstock

+/- 30°

Travel of grinding head

200 mm

Scale division

0,005 mm



Taper of tailstock sleeve

MT 4

Travel of tailstock sleeve

35 mm

Motor power


Sinding spindle

4,0 kW

Working spindle

0,75 kW

Machine dimension (W x D x H)

2900 x 1450 x 1700 mm

Weight approx.

2570 kg


  • Hydro-dynamically mounted main spindle, oil film prevents contact between spindle and bearing
  • For conical grinding operations table can be tilted - scale allows precise adjustment to desired position
  • Guideways in x- and y-axis are precisely polished and manually finished
  • Longitudinal table guide and grinding spindle stock cross guide each feature V- and flat guiding
  • Achieve smooth results at various grinding operations due to the precisely adjusted spindle head and solid grinding spindle stock
  • Strong reinforcements and generously designed walls make the machine base resistant to temperature fluctuations and deformations
  • Oil film between spindle and bearing keeps the vibrations to a minimum to achieve top results and high accuracy
  • Longitudinal movement of table is either manual (by hand wheel) or automatic (by hydraulic feed)
  • Stepless feed adjustment with selective programmable stop at end of each table movement
  • Hydraulic or manual repositioning of grinding spindle stock
  • Grinding spindle features bearings on both sides and adjustable sliding flat grids
  • Swivelling spindle stock (up to 180°) for inside grinding operations

Standard accessories:

  • 2-axis digital readout ES-12 H with LCD-display
  • Grinding wheel
  • Grinding wheel flange
  • 3-jaw chuck 200 mm
  • Frequency inverter
  • Open rest
  • Closed rest
  • Inside grinding device
  • LED machine light
  • Balancing stand
  • Balancing arbor
  • 2 dead centers
  • Coolant device
  • Splash guard
  • Grinding wheel dresser
  • Workpiece carrier
  • Tools