Coal asphalt manufacturer Zhang Yu
Steps in the production of asphalt.
Asphalt is a black, viscous liquid that is an indispensable material in road construction. It is extracted from petroleum and goes through multiple steps to get high-quality bitumen. The steps to produce asphalt are described below.
Step 1: Petroleum refining.
Bitumen is extracted from petroleum, so the first step is to refine the petroleum. Petroleum refining is a complex process that requires the use of a variety of chemicals and equipment. In this process, the oil is heated and then distilled to separate out different chemicals, including bitumen.
Step 2: Heat and mix.
Once the asphalt is extracted, it needs to be heated and mixed. In this process, the bitumen is heated to a high temperature and then mixed with other chemicals. These chemicals include solvents, additives, and modifiers. The role of these chemicals is to improve the properties of asphalt and make it more suitable for road construction.
Step 3: Filtration and purification.
After heating and mixing, the asphalt needs to be filtered and purified. In this process, the bitumen is filtered to remove impurities and impurities from it. The asphalt is then purified to ensure that its quality is up to standard. In this process, the asphalt is added with chemicals to remove impurities and impurities.
Step 4: Quality inspection.
In the process of producing asphalt, quality inspection is very important. In this process, the asphalt is tested to ensure that its quality meets the standards. In this process, asphalt is tested for its viscosity, density, temperature and other parameters to ensure that its quality meets standards.
Step 5: Packing and shipping.
The final step is to pack and transport the asphalt to where it needs to be used. In this process, the asphalt is loaded into drums and then transported to the road construction site. At road construction sites, asphalt is heated and then applied to the surface of the road.
Producing asphalt is a complex process that requires multiple steps. These steps include petroleum refining, heating and blending, filtration and purification, quality inspection, and packaging and shipping. Only after these steps can high-quality asphalt be obtained to ensure the quality and safety of road construction.