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Specification

型號

Models

C6251×1000/1500/2000/3000

C6251V×1000/1500/2000/3000

C6256×1000/1500/2000/3000

C6256V×1000/1500/2000/3000

Processing range

CAPACITY

swing over bed

Swing over red

510mm(20")

560mm(22")

Maximum turning diameter of workpiece on carriage

Swing over cross slide

305mm(11-7/8")

355mm(13-3/4")

Maximum turning diameter in saddle groove

Swing in gap diameter

735mm(29")

785mm(31")

Effective length of front saddle of disc

Valid length of gap

200mm(8")

Center distance between two centers

Distance between centers

1000mm(40")

1500mm(60")

2000mm(80")

3000mm(120")

1000mm(40")

1500mm(60")

2000mm(80")

3000mm(120")

Spindle center height

Center height

1135mm

1160mm

Bed width

Width of bed

350mm(13-3/4")

Spindle parameters

HEADSTOCK

Spindle end

Spindle nose

D1-8

Diameter of spindle through hole

Spindle bore

80mm(3-1/8")

Taper of spindle reducer bushing

Taper of spindle bore

No.7Morse

Spindle speed range

Range of spindle speed

12changes25-1600r/min

25～1600r/min（variable）

12changes25-1600r/min

25～1600r/min（variable）

Feed and thread

FEEDS AND THREADS

Maximum longitudinal stroke of small carriage

Compound rest travel

130mm(5-1/8")

Maximum lateral travel of middle carriage

Cross slide travel

316mm(12-15/16")

Specification of large screw rod

Lead screw thread

6mm or 4T.P.I

Maximum dimension of tool holder (width) × (high)

Max. section of tool

25×25mm(1×1")

Longitudinal feed range

Longitudinal feeds range

35 kinds 0.059-1.646mm/rev (0.0022"-0.0612"/rev)

Cross feed range

Cross feeds range

35 kinds 0.020-0.573mm/rev (0.00048"-0.01354"/rev)

Metric thread range

Threads metric pitches

47 kinds 0.2-14mm

Inch thread range

Threads imperial pitches