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YD-22 Travelling Type Internal Combustion Rail Tamping Machine is a hydraulic Tamping Machine adopts new material and technology, this type of machine is our upgrading product. Its basic structure and working principle reserves the original advantages, that is of double guide pillar frame and single cylinder lifting mode.
Due to increasing the tine palm inserting depth and the guide pillar stroke stop means, it’s able to to operate on II type concrete sleeper and III type concrete sleeper, and on various concrete sleeper and rail track. Its main technical performance is better than the old type.
It’s suitable for tamping operation on various rail and sleeper track after the overhaul and medium maintenance ballast cleaning operation, and also suitable for tamping operation on the new track ballast bed.
Travelling Type Internal Combustion Rail Tamping Machine has the features of high quality performance, reasonable structure, safe and reliable operating capability and high working efficiency, which can satisfy the requirement of ballast tamping operation.
| Engine | Name | Petrol Engine |
| Power | 9.5kw | |
| RPM | 3600 | |
| Hydraulic System Working Pressure | 5~6MPa
| |
| Vibrating Frequency | 66.7Hz | |
| Vibrating Force: | 22kN | |
| Max. Inset Force | 16kN | |
| Clamping Force | 6.5kN×2 | |
| Inserting Depth | <110mm±10mm | |
| Efficiency(group/h) | ≥260piece | |
| Net Weight: | 422kg | |
| Dimension: | 1390mm×750mm×1600mm | |
| Operating Form: | (1) Unilateral or bilateral off-track | |
| (2) Bilateral next two as a group, for single line shoulder a narrow area. | ||
| Travel Frame Gauge : | 600mm |


The YD-22II Hydraulic Railway Tamping Machine is designed for tamping operations on various rail and sleeper tracks, especially after overhaul and medium maintenance ballast cleaning, as well as for new track ballast beds.
The YD-22II is powered by a petrol engine with a power output of 9.5kW.
The maximum inserting depth of the YD-22II is less than 110mm, with an allowance of ±10mm.
The net weight of the YD-22II is 422 kg.
The dimensions of the YD-22II are 1390mm x 750mm x 1600mm.
The YD-22II has an efficiency of at least 260 pieces per hour.
The hydraulic system of the YD-22II operates at a working pressure of 5 to 6 MPa.
The clamping force of the YD-22II is 6.5 kN for each of its two clamps.
Yes, the YD-22II can operate on II type and III type concrete sleepers as well as various other concrete sleeper types.
The vibrating frequency of the YD-22II is 66.7 Hz.
Yes, the YD-22II is designed with safety and reliability in mind, ensuring safe operating capabilities.
The YD-22II features a double guide pillar frame and single cylinder lifting mode, which retains the advantages of its predecessor while improving performance.
The YD-22II has improved technical performance, deeper tine palm inserting depth, and upgraded features compared to older models.
The YD-22II is suitable for tamping operations on various rail tracks and sleeper tracks.
The maximum vibrating force of the YD-22II is 22 kN.
No approved technical specifications are available yet. Please refer to the product description or contact our team.
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