86642311 Cartridge (type 055) for Montabert HC50 Rock Drill Parts

The 86642311 Cartridge (Type 055) is a core hydraulic and impact control component exclusively engineered as a genuine OEM part for the Montabert HC50 rock drill. As a pre-assembled, precision-machined cartridge, it integrates critical internal parts such as the valve plate, damping disc, and flow control components into a single modular unit.

This cartridge serves as the "hydraulic brain" of the HC50, regulating the flow and pressure of hydraulic fluid to control the impact piston’s acceleration, deceleration, and impact energy. Manufactured to Montabert’s exact factory specifications, it ensures a seamless drop-in fit with the HC50’s main body and hydraulic system. In harsh underground mining, tunneling, and quarrying environments, it maintains precise hydraulic control, preventing energy loss and ensuring reliable, high-frequency impact performance for your Montabert rock drill.

• Genuine Montabert Precision for Perfect HC50 Compatibility
• High-Impact Durability for Mining Operations
• Hydraulic Sealing & Debris Protection
• Optimized Design for Maintenance Efficiency

The 86642311 Cartridge (Type 055) is an indispensable replacement part for your Montabert rock drill in all core operational scenarios:

• Restoring hydraulic control and impact power to Montabert HC50 rock drills during underground mining blasting hole drilling (up to 30m depth) in hard-rock formations like granite and basalt.
• Ensuring reliable drilling performance in Montabert HC50 rock drills used for tunnel anchor and support hole drilling in wet, dusty infrastructure construction projects.
• Maintaining stable impact energy in Montabert HC50 rock drills during quarrying operations for stone cutting, rock excavation, and pre-splitting tasks.
• Performing critical repairs during full overhauls or hydraulic system rebuilds of Montabert rock drills, restoring factory-spec performance.