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D&G Machinery DGX5500 Asphalt Mixing Plant Assists in the Construction of Expressways in Hebei Province

Dec 2, 2025

On a bustling highway construction site in Hebei, a DGX5500 asphalt mixing plant, which went into operation in May of this year, is running efficiently. It is not only a core piece of equipment on the construction line, but also a "stabilizing force" that ensures the progress and quality of the project. Faced with major projects with high technical requirements and tight schedules, it perfectly demonstrates the high stability, high reliability, high efficiency, high output, and low energy consumption characteristics of D&G equipment with its amazing production capacity of 330-350 tons per hour and excellent adaptability to new materials such as rubber powder and asphalt, bringing real value to users.


Pushing production capacity to its limits, the project's progress was accelerated

In major highway projects, any delay in any link can trigger a chain reaction, affecting the overall construction schedule. The DGX5500 asphalt mixing plant, with its superior design and stable performance, can maintain a stable output of 330-350 tons even under conditions of significantly extended mixing time. This means:
·Strong supply capacity: Even during peak construction periods, it can easily meet the huge demand for materials, eliminating users' concerns about supply capacity.
·Higher paving efficiency: A continuous supply of high-quality asphalt mixture ensured the continuity of on-site construction, greatly improving the overall smoothness of the road surface and construction efficiency. This effectively reduced the critical path time of the project, saving valuable time for the early opening of the Hebei Expressway project.
·Superior construction quality: High-yield and high-quality aggregate supply reduces on-site equipment waiting time for materials, avoids cold joints caused by material shortages, and ensures road surface smoothness and construction quality.
Behind this stable and high output lies D&G Machinery's profound technological foundation and its solid support for its commitment to efficient contract fulfillment with users.

Empowering Green and Durable Road Surfaces with Technology to Adapt to Various Mixture Production Needs

This Hebei Expressway project utilizes high-performance rubber-coated asphalt powder. This material significantly improves the fatigue and aging resistance of road surfaces, reduces traffic noise, and is one of the key technologies for achieving green transportation and long-life road surfaces. However, rubber-coated asphalt powder has high viscosity and poor fluidity, requiring a wet mixing time of 50 seconds. This places extremely stringent requirements on the temperature control, mixing uniformity, and aging resistance of the mixing plant.
The DGX5500 asphalt mixing plant precisely met this challenge:
·Precise temperature control: D&G's advanced automatic temperature control system can ensure that the aggregate heating temperature is within +3℃, ensuring that the rubber powder and asphalt are perfectly integrated within a specific temperature range, preventing the rubber powder from carbonizing or being mixed unevenly.
·Highly efficient mixing technology: The powerful mixing tank and optimized blade design enable the higher viscosity asphalt powder to be fully and evenly coated with aggregates, ensuring that each batch of material meets the design specifications.
·Excellent environmental performance: The fully enclosed design and efficient dust removal system effectively control the flue gas and dust in the production process, adhering to the bottom line of environmental protection while pursuing high performance.
The DGX5500 is not only a production equipment, but also a key bridge for transforming cutting-edge materials technology into high-quality engineering entities.




At the construction site in Hengshui, Hebei, this DGX5500 asphalt mixing plant is being efficiently operated by the professional team of Qingdao Zhaozhuo Transportation Engineering Co., Ltd. (hereinafter referred to as Qingdao Zhaozhuo). For Qingdao Zhaozhuo, a company deeply rooted in the transportation construction field and renowned for its quality and reputation, choosing the DGX5500 model was a key strategic decision to ensure project success. This deployment not only precisely covers the material supply needs of Hengshui and surrounding areas but also, with its stable and high-yield performance, has become a strong support for Qingdao Zhaozhuo's conquest of the Hebei expressway market. The powerful alliance between the equipment and the user has jointly etched a distinct mark of "efficiency, quality, and reliability" onto the blueprint of North China's major transportation artery.

Along the extension of Hebei's expressways, the DGX5500 asphalt mixing plant, with its steel frame and intelligent core, is writing a brilliant chapter in the history of "Made in China." It proves its strength with data, delivers on its promises with stability, and creates value with high output. The DGX5500 is not just a mixing plant, but also a most reliable partner for its users, jointly contributing to a higher quality future for China's transportation infrastructure!

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