6" STAVELEY/ASQUITH MODEL 5RM

Spindle diameter 6" (152mm)
Diameter of the milling sleeve flange 10 3/4" (273 mm)
Vertical travel of head on column 15'
Dimensions of the ram 16" x 20" (406mm x 508mm)
Travel of the ram in the slide 30" (762mm)
Travel of the spindle in the ram 42" (1067mm)
Bore of the spindle nose normal No 50 Int. Taper
Vertical travel of the slide on the column 15' (2438mm)
Horizontal travel of the column on the bed 25'
Width of the bed over the slideways 68" (1727mm)
Depth of the traverse bed 16" (406mm)
Spindle speeds infinitely variable
Range of speeds 700 to 2 1/2 RPM reverse
Feeds to the spindle and ram infinitely variable
Range of feeds to the ram and spindle .018" to 70 IPM or
(.457 to 1778mm)
Milling feeds to the slide and column infinitely variable
Range of feeds to the slide and column .018" to 70 IPM or
(.457 to 1778mm)
Quick power traverse rate to the ram 70 IPM (1778mm)
Quick power traverse rate to the spindle 100 IPM (2540mm)
Quick power traverse rate to the slide 100 IPM (2540mm)
Quick power traverse rate to the column 150 IPM (3810mm)
Micro feed rate to the ram and spindle .2 IPM (5mm)
Micro feed rate to the slide and column .2 IPM (5mm)
Minimum height from the underside of the bed to the spindle
center line 5'9"
Overall height of the machine from the underside of the bed267" (6782mm
)
Total weight of the machine including electrical equipment52 tons (52,8
30 kgs)

MOTOR SPECIFICATIONS

50 HP Milling sleeve and spindle driving motor
Lowest speed at which full motor power is developed 44 RPM
5 HP Feed motro for the ram and spindle
7.5 HP Feed motor for the slide and column