Excavator Hydraulic Breakers

Durability

  • Longer chisel point and larger through-bolt to improve durability
  • Minimized welding on bracket fabrication process to strengthen durability

Performance

  • Applied two-step stroke and idle blow preventing structure system
  • Stronger impact power
  • Low-noise

Enhancements

  • Prevention of chisel stop pin loosening
  • No oil loss when changing the control valve
  • Lower vibration and tighter fastening between power cell and bracket
  • Models UT1000 and above include auto-greasing system

Convenience of Use

  • Operator-friendly design
  • Simple assembly and disassembly
  • Control valve can be replaced on-site with ease and speed
  • Easy maintenance (time and cost saving)
  • Longer lifetime of parts
Models   UT225 UT500 UT650 UT850 UT1000
Impact Energy Class ft lb 225 500 650 850 1,000
Operating Weight lb 269 419 618 772 1,124
Hose Length in .5 x 90 .5 x 100 .5 x 100 .75 x 100 .75 x 100
Blow Rate bpm (long/s) 540 - 1,000 600 - 1,490 550 - 1,300 380 - 1,100 490 - 1,100
  bpm (short/s)         490 - 1,100
Required Oil
Flow		 gpm 3.96 - 7.92 5.2 - 10.5 7.9 - 17.1 10 - 21.1 10 - 23.7
Operating Pressure psi 1,280 - 1,707 1,280 - 1,707 1,565 - 2,347 1,707 - 2,347 1,991 - 2,418
Second-Relief
Setting Pressure		 psi 2,489 2,500 2,500 2,500 2,500
Tool Diameter in 1.77 2.24 2.75 2.95 3.14
Accumulator Gas Pressure psi     570 - 710 570 - 710 570 - 710
Suitable Carrier ton .8 - 2.5 1.5 - 4 3 - 6 4.5 - 8 4.5 - 8.8
  lb 1,600 - 5,000 3,000 - 8,000 6,000 - 12,000 9,000 - 16,000 9,000 - 17,000
 
Models   UT1200 UT1800 UT2200 UT2800 UT3200
Impact Energy Class ft lb 1,200 1,800 2,200 2,800 3,200
Operating Weight lb 1,245 1,873 2,029 2,580 3,218
Hose Length in .75 x 100 .75 x 100 .75 x 100 .75 x 100 1 x 100
Blow Rate bpm (long/s) 480 - 1,000 360 - 650 350 - 600 320 - 550 320 - 480
  bpm (short/s) 480 - 1,000 600 - 950 600 - 900 400 - 700 400 - 650
Required Oil
Flow		 gpm 11 - 25 17 - 30 18.4 - 33 23.7 - 34.3 26.4 - 35.6
Operating Pressure psi 1,991 - 2,418 1,991 - 2,560 1,991 - 2,560 2,276 - 2,702 2,276 - 2,702
Second-Relief
Setting Pressure		 psi 2,500 3,000 3,000 3,000 3,000
Tool Diameter in 3.54 3.74 4.13 4.52 4.92
Accumulator Gas Pressure psi 570 - 710 780 - 850 780 - 850 780 - 850 780 - 850
Suitable Carrier ton 6 - 10 8 - 12.5 10 - 15 12 - 18 16 - 22
  lb 12,000 - 20,000 16,000 - 25,000 20,000 - 30,000 24,000 - 36,000 32,000 - 44,000
 
Models   UT4000 UT4500 UT5000 UT6000 UT8000
Impact Energy Class ft lb 4,000 4,500 5,000 6,000 8,000
Operating Weight lb 3,528 4,013 4,519 5,511 6,172
Hose Length in 1 x 100 1 x 90.5 1.25 x 110 1.25 x 120 1.25 x 120
Blow Rate bpm (long/s) 320 - 480 340 - 450 250 - 380 230 - 400 230 - 345
  bpm (short/s) 400 - 600 420 - 550 300 - 450 270 - 470 270 - 410
Required Oil
Flow		 gpm 31.6 - 40.9 31.6 - 43.5 38.3 - 55.4 46.2 - 64.6 50.1 - 66
Operating Pressure psi 2,276 - 2,702 2,276 - 2,702 2,276 - 2,702 2,279 - 2,702 2,276 - 2,702
Second-Relief
Setting Pressure		 psi 3,000 3,000 3,000 3,300 3,000
Tool Diameter in 5.31 5.31 5.70 5.90 6.10
Accumulator Gas Pressure psi 780 - 850 780 - 850 780 - 850 780 - 850 780 - 850
Suitable Carrier ton 18 - 24 20 - 26 25 - 36 24 - 36 28 - 42
  lb 36,000 - 48,000 40,000 - 52,000 50,000 - 72,000 48,000 - 72,000 56,000 - 84,000
 
Models   UT11000 UT16000 UT18000    
Impact Energy Class ft lb 11,000 16,000 18,000    
Operating Weight lb 7,495 8,599 15,653    
Hose Length in 1.25 x 120 1.625 x 120 1.625 x 120    
Blow Rate bpm (long/s) 270 - 400 230 - 330 280 - 350    
  bpm (short/s) 330 - 500 270 - 500 320 - 500    
Required Oil
Flow		 gpm 60.7 - 73.9 63.4 - 84.5 92.4 - 111    
Operating Pressure psi 2,276 - 2,702 2,276 - 2,702 2,418 - 2,987    
Second-Relief
Setting Pressure		 psi 3,000 3,300 3,556    
Tool Diameter in 6.49 6.88 8.07    
Accumulator Gas Pressure psi 780 - 850 780 - 850 780 - 850    
Suitable Carrier ton 34 - 50 40 - 60 60 - 100    
  lb 68,000 - 100,000 80,000 - 120,000 120,000 - 200,000