Engineered for the Toughest Confined Spaces
When it comes to underground excavation, standard equipment simply isn't enough. Our Excavator Tunnel Arm is purpose-built to deliver uncompromising performance in the most demanding tunneling and mining environments. Designed specifically for restricted spaces and heavy-duty applications, this arm transforms your excavator into a highly efficient underground powerhouse.

Key Advantages of Excavator Tunnel Arm:

Master of Narrow Spaces: Engineered with an optimized geometry and compact profile, our tunnel arm provides exceptional maneuverability in tight tunnels, low-headroom shafts, and confined underground chambers. It maximizes digging reach and breakout force without requiring excessive swing radius, ensuring smooth operations where space is at a premium.
Built for Heavy-Duty Performance: Constructed from high-tensile steel and reinforced at critical stress points, this arm is designed to withstand extreme loads and continuous heavy-duty cycling. Whether you are breaking through hard rock, handling massive muck, or performing precision scaling, the tunnel arm delivers the structural integrity and durability required for the toughest underground tasks.
Enhanced Durability & Reliability: Features premium wear-resistant bushings, robust cylinder protection, and reinforced welding seams to minimize downtime. The design reduces internal stress concentrations, extending the service life even under the most abrasive and punishing conditions.
Precision Control: Despite its heavy-duty construction, the arm maintains excellent hydraulic responsiveness, allowing operators to execute precise movements in cramped environments with confidence and safety.
Ideal Applications:
Underground mining, tunnel boring support, subway construction, utility tunneling, and any subterranean project requiring maximum power in minimum space.

Zhonghe Machinery is a big Manufacturer of Excavator sliding arm

Any interest,

Welcome to contact Aria--sales manager of Zhonghe Machinery.

Whatsapp: wa.me/+8613822325403

Email: aria@excavatorlongarm.com

Website link: www.excavatorlongarm.com