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drilling machinery

crawler-type drilling machinery 300S

Maximum drilling depth :330m

Drilling diameter :105-355mm

Working wind pressure :1.05-3.45Mpa

Air consumption :16-55m³/min

Drill pipe length :3.5 m or 6.6 m

Drill pipe diameter :76.89.102mm

Axial pressure :4T

Lifting force :20T

Lifting speed :3.0m/min

Propulsion speed :0.5-5m/min

Fast rising speed :30m/min

Fast forward speed :50m/min

Maximum turning torque :7500-9000Nm

Rotation speed :80-150r/min

Tool lifting force :1.5T

Mud pump flow :20L/min(optional)

High hydraulic leg stroke :1.5m

Footage efficiency :10-35m/h

Travel speed :3.5Km/h

Climbing capacity :30°

Machine weight :8T

Overall dimensions :5.7m×1.85m×2.35m

Engine :85kw Yuchai, 92KW Yunni

Optional: Electric welder, mud pump, tube expander

Adaptation conditions: loose layer and bedrock

Drilling methods: top drive hydraulic rotary and propulsion, underhole impactor or mud drilling

Tel：+86-13784391136

Mobile：+86-13784391136

Whatsapp: +86-13784391136