Full Hydraulic Underground Rig: HFU-4A model designed for coal, metallurgy, and geology with flexible movement.
Wide Speed and Torque Range: Rotator speed 0-1200 r/min with rated torque of 1440 N.m for efficient drilling.
Multi-Angle Drilling Capability: Swinging arm and mast allow luffing movement for multi-angle drilling requirements.
Stable Mast Design: Sliding and extending mast ensures stability by touching the ground or platform.
Explosion-Proof Motor Drive: Hydraulic pump driven by explosion-proof electric motor for safe underground operation.
Comprehensive Certifications: Holds CE, RoHS, ISO 9001:2000, ISO 9001:2008, QC, and TUV certificates.
Versatile Drill Hole Options: Supports BQ, NQ, HQ, and PQ bit types with depths up to 550m.
Compact and Lightweight: Separate structure design ensures small size, light weight, and convenient operation.