Product Description
| Specifications | Value |
|---|---|
| No. | 641902 |
| Tonnage (tons) | 7 |
| Working weight (kg) | 6500 |
| Bucket capacity (m³) | 0.32-0.39 |
| Boom length (mm) | 3710 |
| Rod length (mm) | 1650 |
| Country of origin | Jining, Shandong Province |
| power | Traditional power |
| manufacturer | Joint venture/Import |
| bucket | backhoe |
| Engine type | Komatsu SAA4D95LE-5 |
| Rated power (kw/rpm) | 48.5/1950 |
| Cooling mode | water-cooling |
| Cylinder diameter × stroke (mm) | 95*115 |
| Number of cylinders (PCS) | 4 |
| Displacement (L) | 3.26 |
| Working form | Turbocharged, post-cooled |
| Ground specific pressure (Kpa) | 30.2 |
| Rotation speed (rpm) | 11 |
| Bucket digging force (kN) | 54.8 |
| Rod digging force (kN) | 38.2 |
| Maximum tractive force (kN) | 56.4 |
| Travel speed (km/h) | 4.5/2.8 |
| Maximum flow of main pump (l/min) | 172 |
| Traveling Hydraulic Circuit (Mpa) | 24.5 |
| Rotary Hydraulic Circuit (Mpa) | 21.1 |
| Main pump type | Variable piston pump |
| Working Hydraulic Circuit (Mpa) | 24.5 |
| Pilot Oil Circuit (MPa) | 2.9 |
| Bucket cylinders - Number × diameter × stroke (mm) | 1-90*710 |
| Bucket rod cylinders - Number × diameter × stroke (mm) | 1-100*865 |
| Boom cylinders - Number × diameter × stroke (mm) | 1-115*840 |
| Fuel Tank (L) | 130 |
| Hydraulic Tank (L) | 95 |
| Engine Oil changes (L) | 12.5 |
| Total transport length (mm) | 6080 |
| Total transport width (mm) | 2225 |
| Total transport height (mm) | 2620 |
| Counterweight ground clearance (mm) | 750 |
| Minimum ground clearance (mm) | 350 |
| Back end turning radius (mm) | 1750 |
| Total track length (mm) | 2765 |
| Track gauge (mm) | 1700 |
| Track plate width (mm) | 450 |
| Total track width (mm) | 2150 |
| Track ground length (mm) | 2130 |
| Number of sprockets (single side) (each) | 1 |
| Number of wheels (single side) (each) | 5 |
| Number of track plates (single side) (PCS) | 38 |
| Maximum digging radius (mm) | 6360 |
| Maximum digging depth (mm) | 4100 |
| Maximum excavation height (mm) | 7150 |
| Maximum unloading height (mm) | 5015 |
| Maximum vertical digging depth (mm) | 3505 |
| Maximum excavation radius of stop surface (mm) | 6220 |
Description
The original Komatsu 70-8, with the original hammer pipeline, beautiful chassis, the whole car circuit is normal, the performance of 59,800
