Precision High-speed Gap-bed Lathe ( LUNAN-1640B, LUNAN-1660B)
Features:
1. Bed is made of high tensile cast iron by resin-sand foundary.
2. Bedways, gears and shafts are hardened and ground.
3. Apron, leadscrew, feed rod and starting lever are equipped with safety devices.
4. Universal gear box without change gear for metric/inch threading.
5. Spindle jog button, easy for change speeds.
6. Foot brake for instant headstock stopping and shuting off.
7. Protection systems to meeet CE standards.
8. T-slots on cross slide for special machining.
9. Metric/Inch dials are large and easily read on cross slide and compound.
10. Headstock runs in oil bath.
11. New: with camlock mount.
12. Feed drive gears and apron run in oil bath.
13. Adjustable slip clutch eliminate tooth breakage caused by overload conditions.
14. Large 58mm&82mm spindle bore.
15. Powerful 4kw&5.5kw motor.
16. Complete accessory set.
Standard accessories:
3-jaw chuck, Oil gun, Reduction sleeve, Wrenches, Centers, Coolant systems.
Optional accessories:
4-jaw chuck, Face plate, Follow rest, Steady rest, Driving plate.
Optional assemble:
Digital readout system(2-axis,3-axis), Quick-change tool post and holder
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LUNAN-1640B
LUNAN-1660B
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Max. swing over bed
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400mm(16")
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Max. swing over cross slide
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210mm(8 1/4")
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Max. swing over gap
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590mm(23")
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Distance between centers
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1000mm(40") /1500mm(60")
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Width of bed
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300mm(11 4/5")
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Spindle nose(Camlock)
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D1-8&D8
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Spindle bore
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80mm(3 1/5")
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Spindle speeds(12Steps))
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40-1600 r.p.m
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Metric threads
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0.5-7mm(21kinds)
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Inch threads
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4-56T.P.I.(32kinds)
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Module threads
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0.5-7mm(21kinds)
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Diametral pitch threads
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4-56D.P.(32kinds)
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Longitudinal feeds range
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0.059-0.831mm/r(0.002-0.033in/r)
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Cross feeds range
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0.019-0.271mm/r(0.002-0.01in/r)
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Main motor power
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5.5kw
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N.W/G.W
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2200/2400kg
24000/2600kg
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