Caterpillar B Series Hammers

Designed for severe applications and matched to hydraulic excavators weighing 18 to 40 metric tons

Cat B Series Breakers Cm20160705 27744 52687 591a15b5e2358

The B Series hydraulic hammers (B20, B30, and B35) are designed for high production in a range of severe applications, such as quarry, road construction, demolition, and general construction.

Operating weights from 1,846 to 6,660 lbs. and matched to excavators weighing 18 to 40 metric tons
4,000-, 6,000- and 7,500-ft.-lb. frequency class
Housings feature bottom reinforcement plates to protect against breakage and wear
Field-serviceable high-pressure accumulator
Long piston transfers long shock wave into material
Outer-type oil control valve allows easy setting and reduced pulsation
Side rod (though-bolt) specially heat treated for durability and side-rod nut protected from thread damage
Stroke-control valve allows adjusting for primary or secondary breaking chores
Full-length side plate allows easy access to service point, with the lower tool-bushing replaceable in the field
Easily accessible pressure check point allows quick monitoring of the hammer's operating condition
Moil, cone, chisel, long-life chisel and blunt tool types available