|| GENERAL || PRINCE || STUDTURN || CHAMPION || MAJOR || ACCESSORIES ||

MAJOR.

FEATURES:

  • Extra rigid, solid construction allows heavy duty machining.

  • Two grouped change levers for 16 spindle speeds in geometric progression selection from 20 to 1600rpm

  • Standard "Matrix" mechanical multi-plate clutch.

  • "One-Shot" lube pump on saddle provides excellent slideways central lubrication.

  • Adjustable apron clutch for bi- direction feed pressure adjustment.

  • Feed reverse by a Push/Pull plunger on apron.

  • Wedge nut cross slide backlash adjustment. 

  • Totally enclosed universal gearbox provides a comprehensive range of Metric, Whitworth, M. D. & D.P. threads.

  • Simple, fast, pull up engage, push down disengage, feed control lever

  • Front removable chip tray allows easy chips cleaning.

  • Main spindle supported by three precision bearings.

  • 3000mm between centres are supported by three plinths.

  • VS-models are equipped with Yaskawa varispeed 616F7(7.5KW) high performance low noise, general-purpose vector inverters, or equivalent

MACHINE SPECIFICATION

Unit:mm(inch)

SERIES MAJOR 1800 MAJOR 2000 MAJOR 2200
MODELS 1840,1860,1880,
18120		 2040,2060,2080,
20120		 2240,2260,2280,
22120
Centre height 228(9) 254(10) 280(11)
Swing over bed 460(18) 510(20) 560(22)
Swing over cross slide 290(11.5) 340(13.5) 390(15.5)
Swing in Gap 710(28) 760(30) 810(32)
Distance between centres 1840,2040,2240...1000(40),1860,2060,2260...1500(60),
1880,2080,2280...2000(80),18120,20120,22120...3000(120)
Gap width in front of faceplate 220(8.7)
Spindle nose (Camlock) D-1-8
Spindle bore 80(3.125)
Spindle speed Numbers 16
Ranges(RPM) 20-1600
Varispeed Gear steps 2
Ranges(RPM) 16-2000
Spindle nose bush M.T. No. 7
Spindle centre M.T. No. 5
Tailstock centre M.T. No. 5
Width of bed 345(13)
Length of bed

1840,2040,2240...2110(83),1860,2060,2260...2670(105),
1880,2080,2280...3175(125),18120,20120,22120...4190(165)
Cross slide travel 265(10.5)
Top slide travel 130(5.1)
Tailstock spindle travel 180(7)
Tailstock barrel diameter 75(3)
No. of whitworth threads 45
Range of whitworth threads (Optional) 2-72T.P.I
No. of metric threads 39
Range of metric threads (Optional) 0.2mm-14mm
No. of Diametral pitch threads 21
Range of D.P. threads (Optional) 8-44D.P
No. of Module pitch threads 18
Range of Module pitch threads
(Optional) 		0.3-3.5mm
Longitudinal feeds (Optional) 0.04-1.0(0.0015-0.04)
Cross feeds (Optional) 0.02-0.5(0.0008-0.02)
Main motor¡@ Standard 7.5KW(10HP), 9.375KW(12.5HP)...120" Series
Optional 9.375KW(12.5HP)...40"/60"/80" Series
Varispeed 7.5KW(10HP), 9.375KW(12.5HP)...120" Series
Packing sizes Length 1840,2040,2240...2388(94),1860,2060,2260...2947(116),
1880,2080,2280...3455(136), 18120,20120,22120...4470(176)
Width 1100(44)
Height 1573(69) 1900(75)-CE 1778(70) 1928(76)-CE 1830(72) 1980(78)-CE
Net weight (Approx. kgs.) 1800/2000/2300/3300 2000/2200/2500/3500 2200/2400/2700/3700
Gross weight 
(Approx. kgs.)		 2050/2300/2650/3800 2250/2500/2850/4000 2500/2700/3050/4200