Daedong – Breaker DDB
Charakteristics
- Applicable excavator : 5~45ton
- Suitable for drilling holes in soft, sticky soils, loose stones and medium hard, compact sand with hardness up to 60 MPa.
- Pre-Boring, ground investigation and earth sampling are applicable before piling
- High torque hydraulic motor & Heavy duty bearings
- Much deeper drilling is possible with extension boom
Product Photos
| Model | Units | DDB150 | DDB200 | DDB300 | DDB350 | DDB400 | DDB1000 | DDB1500 | DDB2000 | DDB3600 | DDB4000 | |
| Applicable Excavator | ton | 0,8-3 | 1-4 | 2-7 | 3-9 | 6-11 | 9-12 | 13-18 | 19-26 | 28-35 | 36-42 | |
| Operating Weight | Open Type | kg | 130 | 160 | 330 | 420 | 580 | 880 | 1370 | 1790 | 2240 | 2860 |
| Box Type | kg | 210 | 270 | 360 | 460 | 600 | 950 | 1530 | 1880 | 2480 | 3140 | |
| Overall Height | Open Type | mm | 1113 | 1306 | 1393 | 1678 | 1979 | 2298 | 2440 | 2640 | 2904 | 3258 |
| Box Type | mm | 1350 | 1420 | 1586 | 1729 | 1946 | 2338 | 1430 | 2773 | 3046 | 3281 | |
| Working Pressure | cg/cm2 | 80-110 | 90-120 | 95-130 | 100-130 | 130-150 | 150-170 | 150-170 | 160-180 | 170-190 | 170-190 | |
| Setting Oil Pressure | cg/cm2 | 150 | 150 | 170 | 170 | 195 | 210 | 210 | 210 | 230 | 230 | |
| Required Oil Flow | l/min | 20-30 | 25-50 | 30-50 | 40-80 | 45-90 | 80-100 | 90-120 | 130-150 | 190-250 | 190-250 | |
| Tool Diameter | ln/mm | 1,77/45 | 2,08/53 | 2,67/68 | 2,95/75 | 3,34/85 | 3,93/100 | 4,72/120 | 5,31/135 | 5,9/150 | 6,29/160 | |
| Back Head Pressure | l/min | 16 | 16 | 16 | 16 | 16 | 16 | 6 | 6 | 6 | 6 | |
| Accumulator Pressure | ton | — | — | — | — | — | — | 60 | 60 | 60 | 60 | |
| Impart Energy | J | 416 | 492 | 849 | 1210 | 1764 | 2443 | 4234 | 5290 | 7200 | 9970 | |
| Impact Rate | bpm | 600-1200 | 550-1000 | 450-900 | 450-900 | 400-800 | 450-700 | 400-900 | 400-800 | 350-750 | 300-600 |
