Collet chuck for cylindrical center mount

CR push type collet chuck is mainly suitable for NC/CNC lathe for machining bar. CR collet chuck disassemble the cover and change spring collet quickly which can Improve the efficiency and versatility of the lathe.
The installation of CR collet chuck is the same as through hole power chuck and can be replaced with each other.
Good precision, fast speed, high rigidity and long durability.
The bar can be fed in from bar feeder and through the collet chuck hole which can Improve the processing efficiency of the lathe.
Customers can choose a suitable spring collet according to the bar shape (round, square, hexagonal) and size.
Uses the collet to DIN6343 specification.

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UNIT : mm

SPEC Model	Matching Adapter	Bar Capacity (mm)	Sleeve Stroke (mm)	Max. Push Force KN(kgf)	Max. Gripping Force KN(kgf)	Max. Speed (r.p.m.)	Weight (kg)
CR42-140	140	42	7	25 (2549)	55 (5608)	6000	6.2
CR52-170	170	52	7	30 (3059)	65 (6628)	5000	12.5
CR60-170	170	60	7	30 (3059)	65 (6628)	5000	11.5
CR60-220	220	60	7	30 (3059)	65 (6628)	5000	15.5
CR80-220	220	80	7	35 (3568)	73 (7443)	4000	19.5

DIM Model	A (h6)	B	C	D	E	F (h6)	G	H	J max.	K	L	M	N	P	T
CR42-140	155	114	100	23	104.78	140	M66xP1.5	60	M55xP2.0	25	18	6	11.9	3-M10	3.1
CR52-170	185	138	130	30	133.35	170	M90xP1.5	66.7	M60xP2.0	30	18	6	17.9	6-M12	3.1
CR60-170	185	139	130	30	133.35	170	M90xP1.5	79.6	M74xP2.0	25	18	6	17.9	6-M12	3.1
CR60-220	235	141	130	32	171.45	220	M90xP1.5	79.6	M74xP2.0	25	20	6	19.9	6-M16	3.1
CR80-220	235	167	156	32	171.45	220	M14xP2.0	99	M90xP2.0	27.5	20	6	23.4	6-M16	6.1