Boom rock breaker GH-18

hydraulic

Enviro bracket which encloses the hammer in the best possible way: reduces sound and vibration. Underwater operation adaptable. Shock absorbing cushion rubbers 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 an automatic lubrication system from GH-7A and up Excavator weight (ton) - 38 - 50 Length with chisel (mm) - 3056 Oil flow (l/min) - 220-290 Blow frequency (bpm) - 300-400 Min.excavator pressure (MPa) - 21 ~ Chisel diameter (mm) - 165