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1. Oversized spindle bore of 65mm(B sereis) and 80mm(C series)

2. Main spindle dynamic balanced, and supported at 2 points with taper roller bearing of Harbin brand

3. Outward appearance of machine features large plains, making the machine more good-looking

4. Gapped bedways, which are super-audio frequency hardened (HB450 plus)

5. All gears hardened and ground by Reishauer grinding machine

6. Leadscrew and feedrod interlocked, both with overload protection

7. Automatic feed stopper

8. Configuration variable totally according to orders

9. Metric or inch system; right or left hand wheel; halogen lamp; quick change; tool post; DRP; T-10. slot compound; chuck guard; leadscrew hood; rapid traverse motor; electromagnetic brake; forced lubrication system

Model		FL-400B	FL-450B	FL-500B	FL-600B
		FL-400C	FL-450C	FL-500C	FL-600C
CAPACITIES	Max. swing over bed (mm)	400(16")	450(18")	500(20")	600(24")
	Max. swing over cross slide (mm)	225(9")	285(11'/4")	325mm(13")	360(14")
	Center distance (mm)	1000, 1500, 2000mm
	Max swing in gap (mm)	530(21")	580(23")	630(25")	730(29")
	Valid length of gap	260mm (10 1/4")
	Bed width	330mm(13")
HEADSTOCK	Spindle hole	B series: 65mm,  C series: 80mm
	Spindle nose	ISO-C6 or ISO-D6
	Spindle taper	Metric 70mm
	Spindle speeds (Number)	22-1800rpm (15 steps)
FEEDS	Metric threads range (Kinds)	0.5-28mm (66kinds)
	Inch Threads range (Kinds)	1-56 tpi (66kinds)
	Module threads range (Kinds)	0.5-3.5mm (33kinds)
	Diametral threads range (Kinds)	8-56 tpi (33kins)
	Longitudinal fees range (Kinds)	0.072-4.038mm/rev(0.0027-0.15 inch/rev) (66kinds)
	Cross feeds range (Kinds)	0.036-2.019mm/rev(0.0013-0.075 inch/rev) (66kinds)
	Rapid traveling speed of carriage	5m/min (16.4ft/min)
	Leadscrew size: Diameter/Pitch	35mm/6mm(1/4")
CARRIAGE	Cross slide travel	300mm (13")
	Compound rest travel	130mm(5")
	Cross-section size of toolshank	25*20mm/(1*6/8inch)			25*25mm
TAILSTOCK	Taper of tailstock sleeve	Morse No.5
	Diameter of tailstock sleeve	65mm(23/5")
	Travel of tailstock sleeve	120mm(43/4")
MOTOR	Main drive motor	4.0kw or 5.5kw or 7.5kw		7.5kw
	Coolant pump motor	0.125kw
	Rapid traverse moter	0.12kw
Packing Size (L*W*H) (mm)
1000mm		2420*1150*1800(96*46*7lin.)
1500mm		2920*1150*1800(15*46*7lin.)
2000mm		3460*1150*1800(137*46*7lin.)