4" NOMURA MODEL B100SP HORIZONTAL BORING MILL

Headstock vertical travel 50" (1270 mm)
Table cross traverse 80" (2030 mm)
Table longitudinal travel 43" (1100 mm)
Table size 48" x 80"
(1220 mm x 2020 mm)
Max. load on table 11000 lbs. (5000 kg)
Height of table top from bed bottom 35.8" (910 mm)
Spindle diameter 3.94" (100 mm)
Milling spindle diameter 8.46" (215 mm)
Spindle taper ISO-50
Spindle speeds 18 steps
High-speed type 21 - 1200 RPM
Medium-speed type 14 - 800 RPM
Low-speed type 10 - 570 RPM
Feeds of spindle Stepless in 2-ranges
High-speed range 1.25 - 62.5"/min.
(31.5 - 1575 mm/min.)
Low-speed range 0.025 - 1.25"/min.
(0.63 - 31.5 mm/min.)
Feeds of headstock, table & saddle Stepless in 2-ranges
High-speed range 2 - 100 "/min.
(50 - 2500 mm/min.)
Low-speed range 0.04 - 2"/min.
(1 - 50 mm/min.)
Rapid feed of spindle 78"/min.
(2000 mm/min.)
Rapid feed of headstock, table & saddle 126"/min.
(3200 mm/min.)
Spindle travel 26" (650 mm)

MOTOR SPECIFICATIONS

Main motor AC 20 HP (15 Kw)
Feed motor DC 5 HP (3.7 Kw)
Motor for hydraulic unit pump AC 2HP 4P
Motor for headstock & gearbox lubrication pump AC 0.5HP 4P
Motor for slideways lubrication pump AC 0.1HP 4P