The excavator hammer, excavator rock breaker
DN mid-size excavator hammers are produced for excavators of 4-21 tons, which are commonly used in downtown or uptown applications.
Rather than easy lives, they are born to get tough jobs done, built to power your productivity in building construction, gardening & landscaping, tunneling, trenching, and a variety of earthworks.
With a smart energy recovery system and long durability, each DN excavator hammer is ready to face all challenges.
Consequently, we make no jobs tough, nor no investment wasted!
If you need a construction machine that is the best value for your money, then DN is the one.
View more about DN mini excavator breakers y tarea pesada excavator hammers.
FEATURES
EASY FOR MAINTENANCE, With fewer components, only 2 moving parts, DN excavator hammers are easy for maintenance at less cost.
SMART ENERGY RECOVERY SYSTEM, Utilizing automatic piston recoil energy to increase the performance without additional hydraulic input which lowers vibrations.
LONG LIFESPAN AND LOW OPERATING COST, The triple protection seals kit, which includes dust free, oil leakage free and wearing rings on pistons, increasingly extend the piston’s lifespan and reduce operating cost.
LOW NOISE LEVELS, Box-silenced type body with inner damping cubes dramatically keeps noise levels down, essential in high population areas.
A “SIMPLICITY” DESIGN COMBINING PERFORMANCE AND RELIABILITY, Focusing on core functions, each DN excavator hammer catches the balancing point of reliability and performance.
ESPECIFICACIÓN
Descripción | unidad | DN 680 | DN 750 | DN 850 | DN 1000 | DN 1350 |
---|---|---|---|---|---|---|
Operating Weight | kg | 295 | 375 | 571 | 861 | 1510 |
Length | milímetro | 1660 | 1720 | 2074 | 2354 | 2847 |
Working Flow | litros/min | 40-70 | 50-90 | 60-100 | 80-110 | 130-170 |
Oil Pressure | kg/cm2 | 170 | 170 | 190 | 190 | 210 |
Working Pressure | kg/cm2 | 110-140 | 120-150 | 127-147 | 150-170 | 160-185 |
Impact Rate | bpm | 500-900 | 400-800 | 400-800 | 350-700 | 400-650 |
Chisel Diameter | milímetro | ¢68 | ¢75 | ¢85 | ¢100 | ¢135 |
Impact energy | joule | 800 | 1000 | 1800 | 2100 | 3800 |
Suitable bucket | m3 | 0.15-0.3 | 0.2-0.35 | 0.4-0.6 | 0.4-0.6 | 0.6-1.0 |
Suitable Carrier | tonelada | 4-7 | 6-9 | 7-14 | 10-15 | 16-21 |