Technical Parameter
| Conventional parameters | |
|---|---|
| Equipment Model | HDD640 |
| Model Abbreviation | 640 |
| Engine | |
| Model | D1703 |
| Rated Power (kW) | 26 |
| Weight Parameters | |
| Operating Weight (kg) | 4000 |
| Front Wheel Static Linear Load (N/cm) | 154 |
| Rear Wheel Static Linear Load (N/cm) | 154 |
| Compaction Mechanism | |
| Frequency of Vibration (Hz) | Front52/ Rear57 |
| Rated Amplitude (mm) | Front0.7/ Rear0.3 |
| Excitation Force (kN) | Front50/Rear30 |
| Diameter of Vibrating Wheel (mm) | 700 |
| Width of Vibrating Wheel (mm) | 1300 |
| Working Parameters | |
| Travel Speed (Travel/Work) (km/h) | 10 |
| Theoretical Gradeability (Vibrating/Non-vibrating) (%) | 35 |
| Minimum Turning Radius (mm) | 3400 |
| Machine Dimensions | |
| Overall Length (mm) | 2650 |
| Overall Width (mm) | 1380 |
| Overall Height (mm) | 2600 |
| Wheelbase (mm) | 1948 |
| Minimum Ground Clearance (mm) | 220 |