Rotary Drilling Rig Model	KR50A
Max. torque	50 kN.m	50 kN.m	50 kN.m
Max. drilling diameter	1200 mm	1200 mm	1200 mm
Max. drilling depth	16 m	20 m	24 m
Max. cylinder thrust	70 kN	75 kN	75 kN
Max. cylinder trip	1100 mm	1100 mm	1100 mm
Main winch pull force	6.5t	6.5t	6.5t
Main winch speed	48 m/min	48 m/min	48 m/min
Mast inclination(Lateral)	±6°	±6°	±6°
Mast inclination(Forward)	-30°~ ﹢90°	-30°~﹢90°	-30°~﹢90°
Working speed	7-30rpm	7-30rpm	7-30rpm
Min. radius of gyration	2800mm	2950mm	5360mm
Max. pilot pressure	31.5Mpa	31.5Mpa	31.5Mpa
Operating height	9340mm	10740mm	13730mm
Operating width	2490mm	2800mm	3300mm
Transport height	2900mm	3040mm	3310mm
Transport width	2490mm	2800mm	3300mm
Transport length	11690mm	12850mm	15200mm
Transport weight	20.1t	22.5t	28t
Remark: The specification will be different according to different excavator chassis.

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