Asphalt batching plants are a crucial piece of equipment in the construction industry, specifically for road construction and other civil projects. These plants are responsible for manufacturing asphalt, a material that is vital for the creation of sturdy and durable roads. In this article, we will explore the advantages and features of asphalt batching plants, showcasing why they are essential for any construction project.
A Versatile Construction Solution
One of the main advantages of asphalt batching plants is their flexibility and versatility. Unlike continuous plants, batch plants offer maximum adaptability to meet different production requirements. This adaptability makes them ideal for urban environments where construction specifications can vary widely. Batch plants can promptly respond to the diverse needs of clients, ensuring their satisfaction while maintaining high-quality standards.
The Manufacturing Process
Let’s delve into the manufacturing process of asphalt using a batch mix asphalt plant. The process starts with the collection of aggregates, sand, and stone dust from stockpiles on-site. These materials are then loaded into cold feeders, each equipped with its own extractor belt. The number of cold feeders varies depending on the project’s flexibility and grading curve requirements.
The next step involves feeding the aggregates into the dryer drum, where they undergo moisture extraction and heating to achieve the correct temperature. This prepares the aggregates for mixing and coating with bitumen, a crucial component for asphalt production.
Mixing Tower: The Heart of the Operation
In the batch mix asphalt plant, the mixing tower stands as the main characteristic. Once the aggregates are dried, they reach a temperature of 150-160°C inside the dryer and are then transported to the reselecting screen using a bucket elevator. At this stage, the materials are separated by size through vibrating screens.
The hot aggregates are then fed into the appropriate compartments and kept as hot as possible until they are ready to be weighed. The mixer, consisting of an armoured hopper with rotating arms and paddles, ensures a homogeneous mix of aggregates, bitumen, and filler. This rigorous mixing process guarantees the production of high-quality asphalt.
Key Features and Specifications
Batch type asphalt mixing plants adhere to European standards and come in various sizes and configurations. Whether it’s mobile asphalt plant equipment, portable asphalt batching plants, or customized/fixed asphalt plants, there is a solution to meet every project requirement. Furthermore, these plants offer easy operation and low maintenance costs, making them highly cost-effective for construction companies.
Here are some key features of batch mix asphalt plants:
- 4 / 5 / 6 pre-batch feeder system with independent variable drive electric motors and vibratory motor-fitted bins.
- Fully insulated dryer equipped with an automatic silenced burner, infrared probe, pre-heater, and dryer feeding conveyor.
- Hot elevator system.
- Four / five deck vibratory screen.
- Multiple hoppers for storage of hot aggregates.
- Weighing unit for aggregates, bitumen, and filler.
- Bitumen storage and heating system with a hot oil heat exchanger.
- Fully computerized control panel with PC, PLC, video, printer, and power room.
- Bag-type air pollution control system with NOMEX bag filters, including an exhauster and chimney.
- Filler elevator for recovered dust from bag filters.
- Hot mix silo with 2 compartments, discharge doors, intermediate hopper, and level indicator.
Asphalt batching plants offer an array of benefits due to their versatility, efficiency, and production quality. These plants play a crucial role in road construction and other civil projects, ensuring the creation of durable and reliable infrastructure. For all your asphalt batching plant needs, visit Ames Farm Center, where you can find a wide range of batch mix asphalt plants tailored to meet your specific requirements.