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HU -5X Trunnion Series HU-T Table-on-Table Series HU-TS Tilt Spindle Series

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HU Series HPX Series

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5 Axis
Vertex-5X Series VL-5X Series

3~4 Axis
Vertex Series VU Series VL Series

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4 & 5 axis Horizontal

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MODEL 4GDN WITH FANUC 30iMB
SPECIFICATIONS AND STANDARD FEATURES



MITSUI SEIKI High Precision Jig Grinder Model 4GDN with Ultra-precision accuracy operations provides efficiency grinding of exotic materials, fine cermics, carbide and conventional materials that demand jig grinding tolerances. Integrated circuit logic, closed loop, complete electrical equipment for operation on 3-phases 50/60Hz 200/220 Volts AC.

MACHINE SPECIFICATIONS

Working Range
Table longitudinal travel (X axis) 610mm (24.0")
Saddle table transversal travel (Y axis) 410mm (16.1")
Quill vertical travel (Z axis) 140mm (5.5")
Cross rail vertical travel (W axis) 460mm (18.1")
Distance between columns 730mm (28.7")
Max. distance from table surface to
grinding spindle nose
20~480mm
(0.8~18.9")
Work Table
Work surface 790 x 600 mm (31 x 23.6")
Nos. of T slots 4 on 100 mm pitch
Rapid feed 5,080 mm/min. (200 ipm)
Fine feed 0.1 - 2,000 mm/min. (80 ipm)
Permissible load table 775 kg (1,700 lb.)
Spindle Saddle
Rapid feed 5,080 mm/min. (200 ipm)
Fine feed 0.1 - 2,000 mm/min. (80 ipm)
Cross Rail
Speed of cross rail elevating 500 mm/min. (20 ipm) 
Spindle
Main spindle speed 5 - 300 rpm
Radial Fine adjustment of planetary motion 0.0013 - 2.032 mm dia.
Min. graduation of radial adjustment on dia. 0.0001 mm dia.
Quill
Spindle quill vertical travel 140 mm (5.5")
Chopping Max 135mm
Oscillating speed/25mm (1") 250 cycle/min (1" stroke)
C Axis
Rapid feed 2,600 deg/min. (7.2 RPM)
Fine feed 0.1 - 2,600 deg/min.
Automatic Wheel Infeed
Pre-set data storage 10 sets
Minimum resolution 0.0001mm (on dia.)
Infeed increment 0.001 - 4.000mm (on dia.)
Pre-settable infeed amount 4.000mm (on dia.)
Numbers of cycle/increment 1 - 99
Grinding Heads
High frequency electric motor
for Low speed grinding head 0.75kw (1 HP, STD)
9,000-45,000 rpm
for Low speed grinding head w/ATC 0.75kw (1 HP, STD) 9,000-30,000 rpm
for High speed head 0.28kw (0.4HP,Option.) 18,000-90,000 rpm
for Heavy Duty (Option) grinding head 0.75kw (1 HP) 4,500 ~ 22,500 rpm
Air turbine (Option) for Low speed head Max. 175,000 rpm
Grinding Capacity
Largest hole ground without adapter 100mm dia. (3.9")
Largest hole ground with adapter 310mm dia.(12.2")
Smallest hole ground 0.5mm dia.(0.02")
Taper grinding angle (Standard taper/reverse taper) 0 - 3 deg.
included angle over full travel of quill
Machine Dimensions
Length X Width X Height (Max.) 2,970 x 2,845 x 2,290mm
Height from floor to table top 800 mm (31.5")
Net weight 5,455 kg (12,000 lb.)
Electrical Service Required
Power Required 20 KVA(standard)
Compressed Air Required
Air pressure 6 kg/cm2 (0.59Mpa) or more (90psi)
Max. air consumption 300NL/min (11 cfm)
CNC Control
NC unit FANUC 30iMB
Rapid Traverse rate
X and Y axis 5,000mm/min (200ipm)
Z axis 3,000mm/min (120 ipm)
C axis 2,600 deg/min
Cutting Feed rate
X and Y axis 0.1 - 2,000mm/min (80ipm)
Z axis 0.1 - 13,000mm/min (512 ipm)
C axis 0.1 - 2,600 deg/min
   
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