Mobile Continuous Asphalt Production for Road Construction Projects
A Portable Drum Mix Asphalt Plant is a transportable continuous asphalt mixing system that combines aggregate drying, heating and asphalt binder mixing in a drum. It is suitable for road contractors, infrastructure projects, equipment rental companies and operators working across multiple job sites.
The appropriate configuration depends on required production capacity, aggregate moisture, mix temperature, available fuel, environmental requirements and transport conditions.
Product Overview & Technical Specifications
Key Features
Continuous Asphalt Production
Processes aggregates and asphalt binder in a continuous production flow for projects requiring a consistent supply of hot-mix asphalt (HMA).
Portable Plant Configuration
Transportable modules and chassis-mounted equipment support relocation between suitable project sites. Site preparation and installation requirements depend on the selected model.
Configurable Production System
Feeding, drying, burner, dust collection, bitumen supply and control systems can be specified according to project requirements.
Technical Specifications
|
Parameter |
Specification |
|
Plant Type |
Portable continuous drum mix asphalt plant |
|
Production Capacity |
20–150 tonnes per hour, subject to model availability and operating conditions |
|
Aggregate Moisture |
Project-specific; rated capacity conditions must be confirmed |
|
Cold Aggregate Feeder |
3–6 bins, subject to configuration |
|
Drum Configuration |
Parallel-flow or counter-flow, depending on model |
|
Burner Fuel |
Diesel, heavy fuel oil, natural gas or LPG, subject to burner configuration |
|
Dust Collection |
Primary cyclone with optional baghouse filtration |
|
Bitumen Supply |
Heated storage and metering system, subject to configuration |
|
Control System |
PLC-based control, with automation options depending on model |
|
Transport System |
Chassis-mounted or modular transport arrangement, subject to design |
|
Electrical Supply |
Voltage and frequency to be confirmed for the destination market |
Configuration & Equipment Selection
Match the Plant to Your Project
Production Capacity
Select a model based on hourly asphalt demand, daily paving targets, truck availability and paving equipment output. Allow for variations in aggregate moisture and operating conditions.
Cold Aggregate Feeding
Choose the number of feed bins according to the required aggregate fractions and mix design. Feeder controls and calibration arrangements should match the required proportioning accuracy.
Drum and Burner Configuration
Confirm the drum flow arrangement and compatible burner fuel. Fuel consumption should be evaluated using model-specific data under comparable operating conditions.
Dust Collection and Environmental Requirements
Select the dust collection system according to plant design, operating conditions and applicable local emission limits. Request documented emission performance where specific limits apply.
Bitumen Storage and Supply
Determine whether the project requires integrated heated storage, external tanks, transfer pumps or additional metering equipment. Storage capacity should reflect production demand and delivery logistics.
Transport and Site Preparation
Confirm shipping dimensions, total transport weight, axle loads, lifting points, access roads, ground conditions and utility connections before finalizing the plant layout.
Applications & Production Process
Typical Applications
Highway Construction and Resurfacing
For projects requiring continuous asphalt production to supply paving operations, subject to the plant's rated output and mix requirements.
Remote Infrastructure Projects
For road construction in locations where access to an existing asphalt plant is limited and transporting a suitable plant to the site is practical.
Municipal Road Maintenance
For contractors handling road rehabilitation and resurfacing projects that benefit from a transportable production setup.
Multi-Site Contractor and Rental Operations
For operators moving equipment between projects, provided transport, installation and local compliance requirements can be met.
Production Workflow
1. Aggregate Feeding
Cold feed bins meter different aggregate fractions onto the feed conveyor according to the specified mix proportions.
2. Drying and Heating
The burner heats the drum process to remove aggregate moisture and bring the material to the required process temperature.
3. Asphalt Binder Mixing
Heated asphalt binder is introduced at the designated mixing stage according to the selected drum design and process configuration.
4. Dust Collection
The dust collection system separates particulate matter from the exhaust stream. Recovered fines are handled according to the plant design and mix requirements.
5. Hot-Mix Discharge
Finished asphalt is discharged for transfer to haul trucks or an optional storage system, depending on the plant configuration.
Manufacturing & Quality Control
Manufacturing and inspection requirements should be defined according to the equipment supplied, project specifications and applicable standards.
Key Inspection Areas
Structural Inspection
Check fabricated steel structures, chassis dimensions, weld quality and critical connection points against the approved drawings and inspection plan.
Mechanical Assembly
Inspect drum rotation, drive alignment, bearings, conveyors and other major mechanical assemblies before dispatch.
Burner and Material Handling Systems
Verify the installed fuel system, burner controls, bitumen transfer components and relevant safety devices according to the specified equipment and test procedures.
Electrical and PLC Testing
Check electrical connections, control functions, emergency stops and safety interlocks. Functional tests should be documented according to the agreed inspection scope.
Pre-Shipment Inspection
Factory acceptance testing or trial operation can be arranged where supported by the manufacturing process and contract requirements.
Quality Documentation
Available documentation should be confirmed for each order and may include inspection records, equipment manuals, electrical drawings, spare parts lists and applicable material or conformity documents.
Customization & RFQ Requirements
Information Needed for an Accurate Quotation
Project Location
Provide the destination country, project elevation, site conditions and applicable environmental requirements.
Production Requirements
Specify the target capacity in tonnes per hour, daily production demand and required asphalt mix types.
Aggregate Conditions
Provide aggregate gradation, maximum particle size and expected moisture content.
Fuel and Electrical Supply
Specify available fuel types, electrical voltage, frequency and phase requirements.
Dust Collection and Bitumen System
Identify the required filtration configuration, bitumen storage capacity, heating method and material transfer requirements.
Transport and Installation
Provide site access details, shipping restrictions, preferred delivery terms and installation or commissioning requirements.
Technical Documents
Submit available layout drawings, project specifications, mix design requirements and relevant tender documents.
Request a Project-Specific Proposal
Submit your technical requirements to receive a quotation based on the selected configuration, supply scope and destination requirements. The proposal can identify the equipment included, optional systems, utility requirements, delivery terms and applicable technical documentation.
Frequently Asked Questions
Q: What is the difference between a drum mix plant and a batch mix asphalt plant?
A: A drum mix plant produces asphalt continuously through an integrated drying and mixing process. A batch mix plant produces separate batches and typically uses hot aggregate bins and batch weighing. The appropriate choice depends on production requirements, mix design changes, operating preferences and project specifications.
Q: How does aggregate moisture affect production?
A: Higher aggregate moisture increases the energy required for drying and can reduce effective production capacity. The actual effect depends on the plant design, burner capacity, aggregate conditions and target mix temperature. Request rated output data for the expected moisture range.
Q: Can the plant use different types of fuel?
A: Fuel options depend on the installed burner and available fuel supply. Confirm the required fuel type, consumption data, fuel storage arrangements and applicable local requirements before ordering.
Q: Can the plant meet local environmental requirements?
A: Compliance depends on the complete equipment configuration, applicable regulations and operating conditions. Confirm the required particulate emission limits and any other local requirements before selecting the dust collection system. Request supporting documentation for specified emission performance.
Q: What site preparation is required?
A: Requirements depend on the selected plant model and transport arrangement. The site may need suitable ground support, access for transport vehicles, electrical supply, fuel arrangements and safe operating space. Obtain the manufacturer's layout and installation requirements before site preparation.
Q: What information is needed to select the right model?
A: Provide the required production capacity, aggregate moisture and gradation, target mix temperature, available fuel, electrical supply, destination country and environmental requirements. These details help establish the appropriate configuration and identify specifications requiring engineering confirmation.
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