Model No. M1420
Item No. G2120-21
Distance between centers (mm) 520/750
Center height (mm) 118 mm
Dia. Ground (O.D) (mm) 8~200 mm
Dia. Ground (I.D) (mm) 13~80 mm
Max. length ground (O.D) (mm) 520/750 mm
Max. length ground (I.D) (mm) 125 mm
Max. weight of work piece (mm) 50 mm
Swiveling angle +90°
Center taper (MT) 3 MT
Spindle speed (r/min) 60/85/230/120/170/460
Wheel spindle speed 1820 r/min.
Wheelhead rapid travel 20 mm
Max. travel 150 mm
Swiveling angle -180° ~ +30°
Hand feed per. rev (mm) 1 mm
Hand feed per. gra (mm) 0.00125
Wheel size (O.DxWxlD) (mm) 400 x 40 x 203 mm
Peripheral velocity 35 (m/s)
Internal grinding device
Spindle speed (r/min.) 1400 r/min.
Dimension of wheel (mm) Max: 50x25x13 min:17x20x6
Hand feed per. rev 6 mm
Max swiveling angle
of table Clockwise 5°(520) 3°(750)
Longitudinal speed range of table 0.1- 4 m/min.
Center tape 3 MT
Quill travel 25 mm
Wheelhead motor power (kw) 3 kw
Internal grinding (kw) The same motor with wheelhead motor
Workhead motor power (kw) 0.25/0.37 kw
Gross weight (t) 2.4t (520) 2.9t (750)
Packing dimension (cm) 192x145x205(520)
J & M Machine Tools Co. Ltd is specialized in supplying Chinese high quality industrial metal-working machines, which includes Turning, Drilling, Milling, Grinding machines, metal-forming machines etc.. (both conventional and CNC type). Our Machines are with high quality in China with European standard which had been exported to worldwide markets for its reliable quality and favorable price.
With wide product range & high quaity, together with rich experience, professional staff and quick & considerate service, we are right here to be your right partner. Please contact us for details.
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