Hammers

GH-Series hydraulic hammers: more power and less noise

Model Excavator weight (ton) Operating weight (kg)
E-106 0.7–1.0 62
GH-06 1.2 – 2.0 127
GH-07 1.5 – 3.0 138
GH-1 2.2 – 3.5 221
GH-2 2.7 – 4.5 268
GH-3 4 – 9 391
GH-4 6 – 12 634
GH-6 12 – 18 913
GH-7 14 – 21 1345
GH-9 17 – 24 1607
GH-10 21 – 28 1816
GH-12 24 – 38 2310
GH-15 28 – 45 2843
GH-18 38 – 50 3292
GH-23 50 – 60 4525
GH-30 50 – 80 5450
GH-40 90 – 110 7750

Advantages

  • Enviro bracket which encloses the hammer in the best possible way: reduces sound and vibration.
  • Underwater operation is easily adaptable from GH-4 and up.
  • Shock absorbing cushion rubbers (from GH-7 and up) absorbs vibration and protects integrity of excavator boom and arm.
  • Designed with sealed gas (N2) chamber – no rubber bladder accumulators.
  • Constant energy per blow: maintains high breakout force – not dependent upon blow rate.
  • Rapid and easy chisel replacement: reduces downtime to a minimum.
  • Replaceable tool bushings: prevent wear to main chisel holder body and enhance the life of the breaker.
  • Possibility to mount easily an automatic lubrication system from GH-7 and up.

Unique gas charged piston action. The Power of NPK®.

Shock absorbing Cushion Rubbers (from GH-7): low vibration and low noise.

The Enviro brackets, utilize special heavy-duty rubber mounts to absorb shock, recoil and impulse vibration.

This unique NPK® feature minimizes machine wear and improves operator comfort for greater reliability and productivity.

Chisel (P)

Chisel P
  • Concrete breaking
  • Highway construction
  • General demolition

Chisel crosscut (FX)

Chisel FX
  • Trenching
  • Cutting casting gates
  • Breaking oversize
  • General demolition

Chisel (E)

Chisel E
  • Secondary breaking
  • Breaking oversize
  • Slag removal

Core Chisel (PC)

Chisel PC

The Core Chisel with its revolutionary steel core, provides extra hardness where it is required: at the point of impact. The benefit being less wear, increased productivity and lower replacements costs!

Read more about chisels in NPK technologies.

top print site map
FIND YOUR LOCAL DEALER EXPLORE OUR TECHNOLOGY DEALER LOGIN

News

  • New sorting grabs DG-16 and DG-20

    After more than ten years of successful sales of the demolition grab D-2000, NPK is proud to announce ... [ read more ]

  • NPK introduces new generation steal shears.

    NPK introduces a complete new generation steal shears. At first there will be 6 models from 2.5 ton ... [ read more ]

Look at the other simultaneous events.