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Karstens Generalüberholt K19 CNC 650

Tip height 181 mm
chip width 650 mm
largest grindable workpiece diameter 360 mm
max load on the fly 1000 N 100kg
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max load between centers 3000 N 300kg

Z-axis
Table inclination 10 degrees
Table drive hydr. 0-4 m/min

X-axis
Adjustment path of the infeed spindle 80 mm
Rapid traverse (hydraulic) 50 mm
Coarse adjustment travel air cushion 280 mm

Infeed drive by DC motor
Rapid traverse speed 48 mm/min/Ø
Infeed process Grooving Longitudinal grinding
4 preselectable speeds mm/min/Ø 0.01-48
4 preselectable infeed rates mm/ 0.001-0.1
Firing during infeed grinding s 0-99 0-99 strokes
Jog infeed mm/Ø 0.001

Grinding headstock Universal, swiveling degrees 0-180
Grinding wheel:Outer D x w x d mm 500x100x127 or 203.2
Grinding wheel.face (option) D mm 250x32x76.2
Grinding wheel. Internal (option) D mm (2-250)
Drive power: External, flat kW 5.5 (7.5)
Drive power: Internal kW 2.2
Peripheral speed: Outer m/s 35 (50)
Grinding wheel wear: Outer mm/Ø 160
Guard width mm 100
Grinding spindle diameter mm 60
Internal spindle mount mm 80 (100)

Workpiece headstock:
Drive infinitely variable: Mk 4 1/mm 30-270/ 50-450
Workpiece spindle can be fixed
Spindle holder mm MK 4/24
Spindle nose for flange mounting: MK 4 mm cylindrical Ø63H6 x 6
Workpiece headstock can be swiveled on turning part degrees 0-90

Tailstock:
Quill holder/ quill diameter mm MK4750
Quill stroke mm 45
Quill force N 100-800/ 250-1400 adjustable
Manual quill actuation (foot switch)
Quill fine adjustment +- 40µ

Connected loads:
Total connected load of the machine kW 6.5 -10
Grinding headstock kW 5.5 (7.5)
Workhead kW 0.55 (1.1)
Coolant cleaning kW 0.75 - 2.2
Lubrication pump guideways kW 0.1
Hydraulic pump kW 1.5
Hydraulic reservoir liter 80
Pneumatics bar 6

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