HJMTC S7620A Internal thread grinding machine

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Product Details

Cylindrical or conical internal threads with V-typed, or circular profiles can be ground; Also can be used in batch production .

Specifications				Model	S7620A
				Type	Φ200x125
Max. chuck diameter				mm	Φ300
Max. workpiece length				mm	200
Center height				mm	200
Thread diameter ground		V-typed		mm	Φ25-Φ200
		Arc		mm	Φ25-Φ100
Max. thread length ground		Conical		mm	80
		Cylindrical		mm	125
Thread pitch ground		Metric		mm	1-24
		British		TPI	3-20
Max. helix angel of thread ground					(R)8°,(L)12°
Number of starts					1,2,3,4
Work rotation		in grinding		r/min	0.3-15, 0.6-30
		in rapid return		r/min	60, 100
Max. longitudinal traverse of table				mm	440
Cross movement of wheel head				mm	0-60
Graduation on cross feed hand wheel				mm	0.01
Cross feed for one revolution of cross feed hand wheel				mm	2
Wheel spindle rotation				r/min	7000,9000,14000,18000
Max, wheel diameter				mm	Φ100
				mm	Φ20
Machine size (LxWxH)				mm	2120x1280x1720
Machine weight				kg	4000
working accuracy	for V-typed thread with the pitch not more than 6 mm		Adjacent	mm	±0.003
			more than 25mm	mm	±0.005
			100mm	mm	±0.006

Shaanxi Hanjiang Machine Tool Co., Ltd.: Contact nameanna Ho
Chat Now; Phone86-916-2298015; AddressHedongdian Town

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