MITSUI SEIKI High Production Machining Center Model HW630A with 630 mm square pallets. Numerically controlled with all standard equipment and features including: Automatic Tool Changer, Automatic Pallet Changer, and high production capability for drilling, boring, tapping, and reaming. Integrated circuit logic, closed loop, complete with electrical equipment for operation on: 3-phases, 50/60Hz, 200/220 Volts AC.


Working Capacity
Table longitudinal stroke (X axis) 1000 mm (39.37")
Spindle head vertical stroke (Y axis) 800 mm (31.50")
Column travel stroke (Z axis) 850 mm (33.46")
Distance from table surface to spindle axis 50 - 850 mm (1.96" - 33.46")
Distance from spindle nose to table center 200 - 1050 mm (7.8" - 41.33")
Interference of whole machine cover with work piece on pallet
In machine 1000 mm Ø (Ø 39.37")
In two station automatic pallet changer (2 APC) 1000 mm Ø (Ø 39.37")
Feed Rate (X, Y, Z and B axes)
Rapid traverse
X, Y and Z axes 48,000 mm/min (1,890 ipm)
B axis (1o table) 2 sec / 90º
B axis (0.001º table-option) 5,400o / min 15 rpm
Cutting feed
X, Y and Z axes 0.1~20,000 mm/min (0.004 ~ 787 IPM)
B axis 0.1~4,000º / min
Minimum Resolution
X, Y and Z axes 0.001 mm (0.00004")
B axis 1º (0.001º option)
Position Transducer
X, Y & Z axes Linear scale feedback system (Precision glass scale /standard)
B 0.001º table High Precision digital rotary encoder
Power Required
Electrical Service Required AC 220/200V 3 phase 50/60HZ, 100 KVA
Air Required
Air Service Required 0.5 - 0.7 MPa, 1.0 m³ / min 1.4 m³ / min (49.4 cfm) 
(Dry and clean air)
Machine Dimensions
(Standard machine, includes 2 APC and chip conveyor)
Length 5,819 mm (229")
Width 4,420 mm (174")
Height 3,100 mm (122")
Height to table surface from floor 1,200 mm (47.25")
with optional T-slot pallets 1,230 mm (48.42")
Machine Weight 20,000 kg. (44,092 lbs)
Floor space (Includes front APC
and maintenance space)
Length 8 m (26.25 ft.)
Width 4.5 m (15 ft.)
Numerical Control Equipment
CNC control FANUC 30iMA

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Since 1985, CALTEC has shared a commitment with high quality machine tool buiders from around the world who develop customer driven solutions focused on productivity, accuracy, and surface finish utilizing leading edge technology.

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CALTEC's talented CNC Service Technicians in our Advanced Engineering Department, have 40+ years experience. CALTEC Machinery doctors are available to support any CNC or manual machine our customers currently own, including machines not purchased through CALTEC Machinery.

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