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Karstens Generalüberholt K19 CNC 650

Centre height 181 mm
Centre distance 650 mm
Maximum workpiece diameter (grindable) 360 mm
Max. load between centres (overhung) 1000 N / 100 kg
Max. load between centres 3000 N / 300 kg

Z-AXIS
Table swivel range 10°
Table drive (hydraulic) 0-4 m/min

X-AXIS
Cross slide travel 80 mm
Rapid traverse (hydraulic) 50 mm
Coarse adjustment (air cushion) 280 mm

Infeed drive via DC motor
Rapid feed rate 48 mm/min/Ø
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Infeed cycle: Plunge / Longitudinal grinding
4 pre-selectable feed rates mm/min/Ø 0.01-48
4 pre-selectable infeed quantities mm/ 0.001-0.1
Spark-out time (shoulder grinding) s 0-99 / 0-99 strokes
Creep feed infeed mm/Ø 0.001

Grinding spindle head, universal, swiveling ° 0-180
Grinding wheel:
External D x width x bore mm 500x100x127 or 203.2
Face grinding wheel (option) D mm 250x32x76.2
Internal grinding wheel (option) D mm (2-250)
Drive power: External/Face kW 5.5 (7.5)
Drive power Internal kW 2.2
Peripheral speed External m/s 35 (50)
Grinding wheel wear: External mm/Ø 160
Guard width mm 100
Grinding spindle diameter mm 60
Internal spindle mounting mm 80 (100)

Workpiece spindle head:
Stepless drive control: Mk 4 1/min 30-270 / 50-450
Workpiece spindle lockable
Spindle taper mm MK 4/24
Spindle nose for flange fixing: MK 4 mm cylindrical Ø63H6 x 6
Workpiece headstock swivels for turning work ° 0-90

Tailstock:
Quill taper/quill diameter mm MK4/75
Quill stroke mm 45
Quill force N 100-800 / 250-1400 adjustable
Quill operation manual (foot switch)
Quill fine adjustment ± 40 µm

Connection data:
Total connected load kW 6.5-10
Grinding spindle head kW 5.5 (7.5)
Workpiece spindle head kW 0.55 (1.1)
Coolant cleaning unit kW 0.75-2.2
Lubricating pump for guideways kW 0.1
Hydraulic pump kW 1.5
Hydraulic tank l 80
Pneumatics bar 6

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