surface grinder

Detailed Product Description

surface grinder

Model				M7140
Working table	Table size(L×W)		mm	1000×400
	Max travel of table in longitudinal		mm	1100
	Max workpiece to be ground(L×W×H)		mm	1000×400×400
	T slot			3×18
	Table speed(stepless)		m/min	3-25
	Max loading weight of table		kg	600
Wheel head	Max distance from spindle to table		mm	575
	Max travlel of spindle	Transverse(Manual and hydraulic)		440
		vertical		400
	spinde speed		rpm	1440
	wheel size(O.D×W×I.D)		mm	Φ350×40×Φ127
	Scale on the vertical hardwheel		mm	0.01
	The wheelhead travel of the handwheel per circle of dial(vertical)		mm	1.00
Total power			kw	8.99
Spindle motor	power		kw	5.5
	speed		r/min	1440
Rapid up-down motor	power		kw	0.37
	speed		r/min	1440
Oil pump motor	oil pump motor		kw	3
	speed		r/min	960
Coolant pump motor oil pump	coolant pump motor		kw	0.125
	speed		r/min	2800
	flow		L/min	100
	working pressure		MPa	2.5
Working precision	The parallelism of working surface to base level		mm	3000.005
	surface ronghness		μm	Ra0.63
Machine weight	Net weight		kg	3500
	Gross weight		kg	5000
Overall dimensions(L×W×H)			mm	3150×1673×2045