1.Brief introductions of KY-250 hydraulic exploration drilling rig for metal mine

The KY250 hydraulic explortation drilling rig for metal mine is 

·small in size 

·light weight

·convenient to install and operate

·excellent linkage and adjustable speed range

·suitable for drilling at any angle in the tunnel or surface.

2.Specifications of KY-250 hydraulic exploration drilling rig for metal mine

Drilling diameter Φ36.5mm /Φ46.5mm

Drilling depth 250m（ø33 Steel drill pipe）/200m（ø43 Steel drill pipe）

Borehole angle 0°-360°

Spindle speed 400-1400r/min

Spindle output torque 150-400nm

Rated pulling force 40kn

Rated pulling speed ＞0.3m/s

Oil supply mode double gear pump

Rated system pressure 16mpa

Oil pump model CBF-F71/10

Hydraulic oil model antiwear hydraulic oil YB-N46/YB-N32 (winter)

Motor model manual variable motor A6V80MA

Motor specification 30kw

Weight main engine 275kg/backbone 40kg/operating floor86kg/power car 420kg