D4 Air Tamping Machine Tamping Rammer

D4 Air Tamping Machine Tamping Rammer

YD-22 III intelligent rail tamping machine unit is a renewal product developed by our factory with new material and new technology.

Product Details

Our company pursues the corporate tenet of 'we help customers develop, customers help us survive', and will continue to provide domestic and foreign customers with Adjustable Hydraulic Rail Bolt Wrench, Internal Combustion Railway Drilling Equipment, Hydraulic Rail Bolt Wrench of various specifications with excellent quality and competitive prices. We will continue to adhere to the corporate spirit of 'unity and hard work, truth-seeking and innovation, leapfrog development, and striving for excellence'. Our promise is to offer the best high quality products with our excellent service and customer satisfaction is always our top priority. Our company has set up a construction team with professional training, professional knowledge and mature technology. We hope to take value creation as the core, promote quality and efficiency, and realize the coordinated development of quality, efficiency and scale.

YD-22III intelligent rail tamping machine unit is a renewal product developed by our factory with new material and new technology. It has collected the tamping experience of users at home and abroad. It can do tamping works not only on the ballasted track of concrete sleepers type II and III in China, but also on various kinds of concrete sleepers and steel sleepers in foreign countries. This machine is suitable for tamping operation of different types of rails and concrete sleepers line after large and medium repair and sieving operations, and also suitable for tamping operation of ballast on newly built track bed. The equipment has superior performance, reasonable structure, safety and reliability, and high working efficiency. It fully meets the needs of railway ballast tamping operation.


The advantages of the Intelligent Rail Tamping Unit are as follows:

1. The chassis of tamping unit is equipped with walking device and electronic control device (electric engine and remote control will control each function of the equipment). The equipment realizes the characteristics of automatic walking ad remote control, which greatly improves the working efficiency and comfort, it also can reduce the labor intensity.

2. Protective nets are installed on both sides of tamping unit to ensure the safety of workers and the stability of tamping operation. And also, it has the front and rear lights which can provide better lighting when working at night.


tamping ballast regulator

YD-22III ballast tamping machine





1. Engine:

 4-Stroke Gasoline engine                                     

    Power 9.5kW

    R.P.M: 3600 r / min

2. Hydraulic system working pressure: 5 ~ 6MPa

3. Vibrating frequency: 66.7Hz

4.  Vibrating force: 22kN

5.  Max inserting force: 16kN

6.  Max clamping force: 6.5kN × 2

7.  Insert depth: 110mm ± 10mm ( under the sleeper)

8. Production efficiency: ≥ 260 pieces / (unit. hour)

9. Machine weight:1385kg     

10. Overall size (L×W×H): 2200×2150×1950mm

11. Walking frame track gauge: 1435mm (adjustments can be made according to customer requirement)



We serve you with the sales concept of 'high quality and low price, honest management and service-oriented', and promise to provide one-year free warranty, lifelong maintenance and repair for our D4 Air Tamping Machine Tamping Rammer. We will work hard to advance our work to a new level and make new contributions to the sustainable and healthy development of the economy and society. We view investment in the development of our people as the most critical factor in our company's success.

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