MITSUI SEIKI High Production Machining Center Model HU80A with 800 mm square pallets, numerically controlled with all standard equipment including Automatic Tool Changer, and high production capability for drilling, boring, tapping and reaming. With complete electrical equipment for operation on 3-phases, 50/60Hz, 200/220 Volts AC.


Working Capacity
Table longitudinal stroke (X axis) 1200 mm (47.24")
Spindle head vertical stroke (Y axis) 950 mm (37.40")
Column longitudinal stroke (Z axis) 900 mm (35.43")
Distance from table surface to spindle axis 150 - 1100 mm (5.9" - 43.31")
Distance from spindle nose to table center 150 - 1050 mm (5.9" - 41.33")
Interference of whole machine cover with workpiece on pallet in machine 1200 mm Ø (47.24" Ø)
In 2APC 1170 mm Ø (46.06" Ø)
Axis Traverse Rates
Rapid traverse rates
X, Y and Z axes 24,000 mm/min (945 ipm)
B axis 4 sec/90º
Option 3,600º/min (10 rpm) for infinite
Cutting feed rates
X, Y and Z axes 0.1 - 10,000 mm/min (0.004 - 394 ipm)
B axis (option) 0.1 - 3,600º/min for infinite
Minimum Resolution
X, Y and Z axes 0.001 mm (0.00004")
B axis 1º (0.001º as option)
Position Feedback Transducer
X, Y and Z axes Linear scale feedback system
B axis Large diameter HURTH coupling
Electrical Power Required
Power Required AC 200/220V 3 phase 50/60HZ, 50 KVA
Power Required for Optional 12,000 and 20,000 RPM Spindles 75 KVA
Air Service Required
Air Required 0.5 - 0.7 MPa, 1.0 m3/min (Dry and clean air) 700 N 
liter for standard spindle (70~100 PSI @24 cfm)
Air Required for Optional 12,000 and higher RPM Spindles 0.5 - 0.7 MPa,
1.0 m3/min (Dry and clean air)
1,200 N liter (70~100 PSI @ 42 cfm)
Machine Dimensions, Includes 2 APC and chip conveyor
Length 5,605 mm (220.7")
Width 3,801 mm (149.7")
Height 3,437 mm (135.3")
Height to table surface from floor 1,150 mm (45.3")
Height of table surface from floor Option: 1,180 mm (46.5")
Machine Weight 20,000kgs (44,100 lbs.)
Floor space (includes front boxer APC and maintenance space)
Length 6.2 m
Width 4.6 m
Numerical Control Equipment
CNC Control FANUC 30i

About Caltec

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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    Rancho Dominguez, CA 90220