SDLG 21ton excavator E6210F specification:
| Overall dimension | |
| Overall width of upper assembly | 2700mm |
| Overall width | 2800mm |
| Overall height | 2940mm |
| Tail swing radius | 2860mm |
| Overall height of engine hood | 2345mm |
| Ground clearance of counterweight | 1032mm |
| Wheelbase | 3370mm |
| Crawler length | 4170mm |
| Crawler gauge | 2200mm |
| Crawler pad width | 600mm |
| Min. ground clearance | 460mm |
| Overall length | 9700mm |
| Overall height of boom | 2920mm |
| Overall parameters | |
| Bucket capacity | 0.9m³ |
| Overall operating weight | 21250kg |
| Max. excavation force | 147.1KN |
| Slew speed | 12.1r/min |
| Traveling speed (low/high) | 3.5/5.7km/h |
| Average ground pressure | 45.3kPa |
| Max. digging radius | 9940mm |
| Max. digging depth | 6730mm |
| Max. digging height | 9450mm |
| Max. dumping height | 6650mm |
| Min. front slewing radius | 3650mm |
| Engine | |
| Model | BF6M2012 |
| Type | Four-stroke,inter-cooled, supercharged |
| Rated Power@Revolution Speed | 123kW |
| Displacement | 6058mL |
| Cylinder bore × stroke | 101*126mm |
| Emission standard | GB20891-2014 China Phase III |
| Rated fuel consumption | 193.4g/kw.h |
| Max. torque | 695N.m |
| Traveling/swing system | |
| Qty. of carrier rollers (single side) | 2 |
| Qty. of track rollers (single side) | 7 |
| Traveling brake type | Wet disc brake |
| Swing mode | Hydraulic drive internal tooth single-row ball-bearing |
| Swing brake type | Wet disc brake |
| Hydraulic system | |
| Hydraulic control type | Pilot proportional control valve |
| Hydraulic system type | Dual pump constant power negative flow control system |
| Max. flow | 2*207+18L/min |
| Operating pressure | 330kgf/cm2 |
| Fill capacity | |
| Fuel | 350L |
| Engine oil | 23.5L |
| Hydraulic oil | 295L |
