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Heavy Duty Lathe with Large Bore Spindle HDL 70/2000

Salient Features :

Heavy-duty headstock with main spindle bore of 150 mm and 1000 mm bed width to ensure increased load carrying capacity.

Widely spaced carriage is provided with rapid traverse arrangement for saddle, cross slide and top slide.

Dia. 1500 mm faceplate to facilitate facing operation on large components.

AC Induction motor for spindle drive.

Twenty-one spindle speeds, selected by lever.

High precision antifriction bearings for the hardened and ground main spindle.

Hardened and ground bed guideways.

Carriage guideways are fixed with antifriction turcite liners for stick-slip-free movement.

4-Station manually indexable tool post.

Rigid tailstock with hardened and ground sleeve with built-in rotating center.

Chucks, special accessories and work holding devices in accordance with customer requirements.

Can be offered with up to 5000 mm centre distance with unsupported job weight carrying capacity of 8000 kg.

Specifications :

Height of centers

mm

710

Swing over bed guideways

mm

1350

Swing over cross slide

mm

1050

Swing in gap

mm

1600

Distance between centers

mm

1500 / 2000 / 3000

Bar passage/Spindle bore

mm

150

Spindle power (100%)

kW

30 (1500 rpm)

Speed range

rpm

5-500

Feed range - Longitudinal - No. / Range

mm

93 / 0.03-6.4 per revolution

Feed range - Transverse - No. / Range

mm/rev

81 / 0.024-3.2 per revolution

Rapid traverse of saddle / cross slide

m/min

3 / 1.5

Slide traverse - Top / Cross

mm

380 / 850

Metric threads

mm

55 threads 0.5-112 mm pitch

Inch threads

tpi

64 threads ¼ - 56 TPI

Tailstock sleeve stroke

mm

325

Job Weight

Without Steady

With one Steady

With two Steadies

Maximum permissible weight between centers

kgf

5000

6000

7000

Maximum permissible weight on 1500 face plate with center of gravity of job not exceeding 250 mm from the face of the spindle

kgf

2000

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