| specifications︰ | C1640(C1660)/C1840(C1860)
CAPACITY
Swing over red 410mm(16") /460mm(18")
Swing in gap 640mm(25-1/8") /690(27-1/8")
Length of gap 155mm(6-7/8")
Distance between centers 1000mm(40") 1500mm(60") /1000mm(40") 1500mm(60")
Center height 1085mm /1110mm
Width of bed 300mm(11-13/16")
HEADSTOCK
Spindle nose D1-6
Spindle bore 58mm(2-1/4")
Range of spindle speed 12 changes 25-2000r/min
FEEDS AND THREADS
Max.travel of compound rest 120mm(4-3/4")
Max.travel of cross slide 290mm(11-3/8")
Max.Section of tool 25×25mm(1×1")
Longitudinal feeds range 42 kinds 0.031-1.7mm/rev(0.0011"-0.0633"/rev)
Cross feeds range 42 kinds 0.014-0.784mm(0.00033"-0.01837")
Metric threads range 41 kinds 0.1-14mm
Inch threads range 60 kinds 2-112T.P.I.
Diametrical pitches range 50 kinds 4-112D.P.
Module pitches range 34 kinds 0.1-7M.P.
TAILSTOCK
Dia.of tailstock sleeve 60mm(2-5/16")
Morse taper of tailstock sleeve No.4 Morse
Cross adjustment ±13mm(±12")
MOTOR
Power of main motor 4kw(5.4HP),OPTIONAL 5.5kw (7.5HP)3PH
Power of coolant pump 0.1kw(1/8HP),3PH
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