2019 Vollmer CHC 840

Vollmer CHC 840

Description: 4-axis CNC controlled grinding machine, suitable for the automatic grinding of tooth faces and tooth backs on carbide-tipped circular saw blades.

Accessories:

Coolant system,

Total enclosure,

Automatic central lubrication,

Hollow face grinding unit
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Motor driven rake and clearance angle adjustment,

Machine lamp,

Oscillation grinding at tooth face and tooth clearance,

Multifunctions handwheel,

2 grinding wheel flanges for face and top grinding,

1 centering ring 40 mm,

1 mounting mandrel.
Circular saw hole diameter: 10 - 180 mm
Circular saw blade diameter: 80 to 840 mm
sawblade centrebore: 10 - 180 mm
Sheet thickness: up to 8 mm
Tooth pitch: up to 100 mm
mass: approx. 1660 kg
Rake angle: -10 ° to + 40 °
Clearance angle: from 5 ° to 45 °
Angled grinding on the back of the tooth: up to 45 °
Angled grinding on the tooth face: up to 15 °
Working speed: up to 20 t / min
Tooth height difference: any
Grinding wheel diameter: 125 mm
Grinding wheel bore diameter: 32 mm
Grinding wheel peripheral speed: 27 m / sec. (Variable optional)
Connected load: approx. 2.2 kVA (400 V / 50 Hz)
Dimensions W x D x H: 1900 x 1435 x 1980 mm
weight: approx. 1660 kg
colour: telegrey RAL 7045 / RAL 7047.