A heavy duty rock breaker working under toughest conditions

The DN brise-roche of heavy-duty is designed for both efficiency and strength without compromising longevity.

The optimized design piston and additional accumulator installation boost energy generation for optimum performance, together with selected material which allows it to work under the toughest conditions.

The large range rock breaker is mainly used for mining, quarrying, and other heavy-duty applications, mounted with carriers of 30-45 tons.

It is such an efficient engin de chantier that make your work sharp.

Mining or quarrying, primary or secondary rock breaking, the DN rock breaker is unbeatable in any harsh environments.

View the other categories of petit et medium range rock breakers.

EASY FOR MAINTENANCE: With fewer components, and only 2 moving parts, The construction rock breaker of heavy duty is easy for maintenance at less cost. Read the article for maintenance tips and repairing guide.

SMART ENERGY RECOVERY SYSTEM: Utilizing automatic piston recoil energy to increase the performance without additional hydraulic input which lowers vibrations.

SUPERIOR IMPACT POWER: the optimized design extra-long piston, oil regeneration system and accumulator installation maximize the energy generation and impact power of the rock breaker.

SURVIVAL THROUGH TOUGHEST CONDITIONS: High-strength alloy plate steel under in-house specialized heat treatment enables it to withstand the most challenging environments.