This machine is special suitable for grinding working rollers and spporting roller of the rolling mill in metallurgical industry, rollers of paper machine in paper making industry, various press rollers used in rubber industry, metal and nonometal press rollers in printing and dyeing industries.

Main specifications  type		M8463	M8480	M84100	M84125
Maximum grinding diameter	mm	630	800	1000	1250
Min grinding diameter	mm	100	120	150	200
Maximum weight of workpiece	t	8(12)	12(16)	16(20)	20(32)
Specification of grinding wheel	r/min	6-60	6-60	6-60	3.5-40
Maximum perpheral speed of grinding wheel	mm	750×75×305
Cross travel of grinding wheel	m/s	35	35	35	35(45)
Cross rapid traveling speed of grinding wheel	mm	300	350	450	600
Convexity(concavity)at central section	mm/min	200	200	300	300
Workhead motor power	mm	1.5
Grinding spindle motor power	kw	16.5	22	30	45
Grinding spindle motor power	kw	22	22	30	45
Saddle motor power	kw	4	4	4	5.5
Range of steady rest	mm	￠ 90-320	￠ 90- ￠ 300- ￠ 450	150- ￠ 400- ￠ 680	￠ 200- ￠ 700
Circularity	mm	0.002
Consistency of machined diameters	mm/m	0.003
Cylinder surface grinding	μm	0.2
Curve surface grinding	μm	0.2
Convex(concave)symmetry at central section	mm	0.003
Weight of the lathe with 5m	kg	40000	43000	5500	60000
Additional weight par 1m	kg	2700	2900	3000	3500
Machine overall dimension (length × width × height)	mm	11500×2400×2100	11500×2500×2100	11500×2600×2100	13500×4900×2800
kg	2700	2900	3000	3500
Machine overall dimension (length × width × height)	mm	11500×2400×2100	11500×2500×2100	11500×2600×2100	13500×4900×2800
kg	40000	43000	5500	60000
Additional weight par 1m	kg	2700	2900	3000	3500
Machine overall dimension (length × width × height)	mm	11500×2400×2100	11500×2500×2100	11500×2600×2100	13500×4900×2800
kg	2700	2900	3000	3500
Machine overall dimension (length × width × height)	mm	11500×2400×2100	11500×2500×2100	11500×2600×2100	13500×4900×2800