Shandong Mingchengda Machinery Technology Co., Ltd
Contact:Mr. Wang
Tel:15553703518
Email:china.mcdgs@gmail.com
Website: en.mcdjx.com
Address:Workshop 2, Shandong Gaochuang CNC Equipment Company, located 500 meters south of the intersection of Ning'an Avenue and Mengzi Avenue in Liuxing Street, High tech Zone, Jining City, Shandong Province
In road maintenance work, crack repair is a key link to prevent further damage to the road surface and extend the service life of the road. As a highly efficient and practical professional equipment, the pavement asphalt grouting machine has become an important tool in road maintenance engineering due to its working principle and wide application scenarios.
The main working principle of the pavement asphalt grouting machine is to heat and melt the asphalt grouting material through a heating system, and use the grouting system to evenly fill the material into the pavement cracks, thereby achieving the purpose of sealing the cracks and preventing further damage. The specific workflow is as follows:
1. Material heating
The grouting machine is equipped with a high-efficiency thermal oil circulation heating system or electric heating device, which quickly heats and melts solid or semi-solid asphalt grouting materials to reach the appropriate construction temperature (usually between 180 ℃ and 210 ℃), ensuring that the materials maintain good fluidity.
2. Crack cleaning
Before carrying out the grouting operation, it is necessary to thoroughly clean the pavement cracks, remove dust, debris, and moisture from the cracks, to ensure that the grouting material can fully adhere to the crack wall and improve the sealing effect.
3. Grouting operation
Through a controlled injection system, the hot melt asphalt material is evenly injected into the cracks, with strong fluidity that can completely fill the internal space of the cracks and prevent the formation of voids.
4. Material cooling and solidification
After the grouting material is completed, it gradually solidifies as the temperature decreases, firmly bonding with the crack wall to form a strong and resilient sealing layer, effectively preventing moisture and debris from infiltrating and preventing further expansion of the crack.
The main purpose of pavement asphalt grouting machine
1. Road crack repair
The pavement asphalt grouting machine is widely used for crack repair operations on various roads such as highways, municipal roads, and rural roads. By filling road cracks in a timely manner, rainwater can be prevented from seeping into the roadbed, avoiding further aging, loosening, and damage to the road surface, and extending the service life of the road.
2. Preventive maintenance
Preventive crack filling for newly constructed or newly renovated roads can effectively delay the formation and expansion of cracks, reduce maintenance costs in the later stage, and improve the overall performance of the road.
3. Airport runway maintenance
Airport runways have high requirements for smoothness and strength, and once cracks appear on the road surface, they need to be sealed and repaired in a timely manner. The asphalt grouting machine can efficiently complete crack grouting, ensuring the safety and stability of the runway.
4. Bridge expansion joint repair
Small cracks often appear on bridge surfaces due to temperature changes or vehicle loads. Using an asphalt grouting machine for sealing and repairing can effectively prevent rainwater from eroding the bridge structure and ensure the long-term safe operation of the bridge.
5. Other scenario applications
In addition to conventional road maintenance, asphalt grouting machines are also suitable for crack repair operations in various places such as residential roads, factory floors, parking lots, etc. The construction is flexible, efficient, and can quickly solve road surface disease problems.
As a key equipment in road maintenance, pavement asphalt grouting machine is widely used in crack repair and maintenance projects of various roads due to its high energy efficiency and stable performance. Timely use of grouting machines for repair can not only effectively extend the service life of roads, reduce maintenance costs, but also improve road safety and traffic quality. It is an indispensable and important tool in modern road maintenance engineering.