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4" PORTAGE TABLE TYPE HORIZONTAL BORING MILL

Horizontal Boring Mills
Manufacturer:
PORTAGE
Model:
NO. 4
Year:
1960
Stock #:
7364
4" PORTAGE TABLE TYPE HORIZONTAL BORING MILL

Diameter of spindle 4"
Spindle morse taper No. 6
Spindle traverse, continuous 30"
Number of spindle speeds 36
Range of spindle speeds 7-1250 RPM
Number of feeds to main spindle 18
Range of feeds to spindle,
inch per revolution .0013"-220"
Number of milling feeds to table,
saddle and head 18
Range of milling feeds per revolution .0016"-255"
Rapid traverse (approximate) 100" per minute
Max. dist. from top of table to
centerline of spindle 36"
Working surface of table 36" x 60"
Cross travel of table 48"
Approximate net weight (standard machine) 32,000 lbs.

MOTOR SPECIFICATIONS

20 HP AC Main drive motor & controls

Digital readout
Pendent controls

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