Customization: | Available |
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After-sales Service: | 1 Year |
Warranty: | 1 Year |
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Moudel Name | GU20x40NC | |
Item | Specification | |
Capacity | Swivel over table | Ø210 mm |
Distance between centers | 400 mm | |
Max. external grinding diameter | Ø200 mm | |
Max. load of centers | 60 kgs | |
Grinding wheel | O.D. x width x I.D. | Ø355 x 38 x Ø127 mm |
Linear velocity | 45 M/s | |
Grinding wheel - X axis | Manual distance | 135 mm |
Auto. rapid advance | 25 m/min | |
Max. stroke | 185 mm | |
Min. setting unit | 0.001 mm | |
One turn of handwheel (graduation) | 2 (0.005) mm | |
Table - Z axis | Traverse speed | 1.5 m/min |
Max. stroke | 480 mm | |
Auto. reciprocate min. stroke | 8 mm | |
Feed of one turn of handwheel (2-step) | 20 mm (2 mm) | |
Swivel angle | -3° , +12° | |
Work spindle head | Swivel angle | -30° ~ +90° |
Center taper | M.T. No. 3 | |
Spindle speed (variable) | 10~300 r.p.m. | |
Max. load of spindle (tool holder included) | 15 kgs (max. length: 100 mm) | |
Tailstock | Center taper | M.T. No. 3 |
Stroke | 20 mm | |
Fine adjustment range | ±0.03 mm | |
Motor | Wheel spindle | 2.2 kW (4P) |
Work spindle (AC Servo Motor) | 0.37 kW (4P) Frequency | |
Hydraulic pump | 0.37 kW (4P) | |
Wheel spindle lubrication pump | 0.18 kW (4P) | |
Coolant pump | 0.18 kW (2P) | |
Internal grinding spindle (opt.) | 0.18 kW (2P) | |
Power | Total voltage | 7 KVA |
Tank | Wheel spindle lubricant tank | 7 L |
Hydraulic tank | 46 L | |
Coolant tank | 110 L | |
Machine weight | New weight | 2000 kgs |
PALMARY high precision cylindrical grinders are unmatched in structural rigidity and stability, grinding accuracy and operational convenience. Each machine provides maximum operational flexibility thereby allowing for various grinding operations. You will get extra value when putting a PALMARY cylindrical grinder on your production line.
Stable and rigid spindle head
Special hydrostatic bearing
Precision wheel head
Various grinding application
Advanced Hydrostatic Lubrication SystemTailstock lubrication system
The sliding surfaces of the table and wheel base are lubricated by an advanced hydrostatic automatic lubrication system, which has the advantages of smooth sliding, precise tool feeding, and everlasting accuracy.