44” – 55” Heavy Duty Big Bore Lathes

Spindle Motor Horsepower

30 HP

Spindle Speeds – 6″ Bore = 16 speeds from 4 – 420rpm

Spindle Bore – (10″, 12″ & 15″ spindle bores optional)

6″

(152mm)

Spindle Nose

A2 – 11

A2 – 15 & A2 – 20 optional

Spindle taper in Spindle Nose

MT-7

MT-7

Spindle center height to base

49″

(1245mm)

Workpiece weight limit when held by chuck only

4400 lbs

(2000 kgs)

Workpiece weight limit when held by chuck and tailstock

13200 lbs

(6000 kgs)

Workpiece weight limit when held by chuck, tailstock & steadyrest

17600 lbs

(8000 kgs)

Cross Slide Travel

20.87″

(530mm)

Carriage Slide Width

11.81″

(300mm)

Width of Carriage 

31.10″

(790mm)

Compound Rest Travel

14.57″

(370mm)

Cutting Tool Height Maximum

1.26″ x 1.26″ 

(32 x 32mm)

Quill Diameter (5.9″ diameter optional)

4.92″

(125mm)

Quill Stroke

11.8″

(300mm)

Quill Taper

MT-6

MT-7 Optional

Quill advance – 2 speed ratios

1:1 and 5:1

5X Thrust Force Multiplier

Tailstock body set-over adjustment

±0.4″

(±10mm)

Lead screw diameter & pitch

2.36″ x 2 TPI

Thread Cutting Range – 70″ pitches

0.25 – 30 TPI

Thread Cutting Range – 62 metric pitches

1 – 120mm

Thread Cutting Range -70 diametral pitches

1 – 120 D.P.

Thread Cutting Range – 53 module pitches

0.25 – 30 M.P.

Feed Shaft Diameter

1.26″

(32mm)

Feeds – Longitudinal

0.0028″ – 0.34/rev

(0.072 – 8.68mm/rev)

Feeds – Cross Sign

0.0014″ 0.17″/rev

(0.036 – 4.34mm/rev)