A breakthrough performance with our hydraulic breakers
Our Heavy Breakers are highly adapted for primary blast-free rock excavation and secondary rock breaking on construction sites and in quarries, surface and underground mines as well as primary demolition of massive reinforced concrete structures.
HB 4700
Technical specifications
Carrier weight class ¹ |
45 t - 80 t |
Service weight ² |
4 700 kg |
Working tool diameter |
190 mm |
Working length of tool |
790 mm |
Hydraulic input power, max |
108 kW |
Oil flow |
260 l/min - 360 l/min |
Operating pressure |
160 bar - 180 bar |
Impact rate |
280 blows/min - 540 blows/min |
Sound power level, guaranteed ³ |
126 dB(A) |
- Weights apply to standard carriers only. Any variances must be agreed with Epiroc and/or the carrer manufacturer prior to attachment.
- Attachment with standard working tool & average-sized adapter plate.
- EN ISO 3744 in accordance with directive 2000/14/EC
Full details of measurement are available in the safety and operating instructions
More information
Rock breaker HB 4700 with HATCON
Hydraulic breaker HB 4700 DP (DustProtector)