Lab Asphalt Foaming Testing Machine Tester

Asphalt Foaming Testing Machine

When hot asphalt (e.g. at 150~160℃) comes into contact with a very small amount of cold water (2~3%), a vigorous heat exchange occurs, causing the cold water to vaporize instantly and resulting in a “foaming” phenomenon in the asphalt. Generally, asphalt that undergoes “foaming” is called foamed asphalt. During the foaming process, the volume of the asphalt expands rapidly to several times or even tens of times its original size, and its viscosity drops significantly, which is conducive to mixing with aggregates. Therefore, foamed asphalt is highly suitable for cold recycling and warm-mix technologies in road engineering. Foamed asphalt technology originated in the United States, but with the implementation of the Ministry of Transport’s “Technical Specifications for Asphalt Pavement Recycling on Highways” (JTG F41-2008) in China, foamed asphalt technology has also made considerable progress and development in our country.

I. Technical Parameters of Asphalt Foaming Machine:
1.Water consumption: 1.5L/h – 7.0L/h
2.Air consumption: 0L/h – 120L/h
3.Maximum water pressure: 0.7 Mpa
4.Air pressure: 0.4 Mpa – 0.6 Mpa
5. Asphalt temperature: 140°C – 200°C
6. Asphalt tank capacity: 20 liters
7. Water tank capacity: 10 liters
8. Air chamber volume: 10 liters
9. Rated power: Asphalt pump: 1.5kW; Heater: 2.6kW; Control: 0.1kW
10. Inverter frequency: 0 – 60 Hz
11. Power supply voltage: 380V

12.The asphalt foam spraying time can be set: 0.1 – 999 seconds. Factory setting: 15 seconds.

13. Dimensions: (Length x Width x Height) 1700 x 700 x 1300 mm

II. Parameter Settings for the Pressure Gauge of the Foaming Machine

The spray pressure of the pressure air gauge is generally between 0.4 and 0.5, with the factory setting at 0.4. The water tank pressure is adjusted to between 0.1 and 0.2, with the factory setting at 0.1. The water spray pressure will naturally generate pressure.

III. Flowmeter Settings
Turn the flowmeter knob to below the 6th scale line and adjust it to a suitable point according to the water output.
IV. Inverter Settings
The frequency setting of the frequency converter is between 6.0 and 7.0, with the factory setting at 6.3. The current frequency is obtained through digital knob control, and the setting number is P00 04. The control mode of the asphalt pump is terminal control, with the setting number P01 01. The forward and reverse rotation of the asphalt pump is set as M0 for forward rotation and M1 for reverse rotation, with the setting number P38 00. For any modification of the control mode, please refer to the frequency converter manual.
V. Blender Parameters:
Double-shaft forced mixing: 30L with built-in electric heating and insulation function
2. The mixing speed is infinitely adjustable.
3. Double horizontal shaft forced mixing. 180-degree tipping discharge
4. Dimensions: (Length x Width x Height) 1100 x 800 x 1050 mm
5. Overall weight: 210 kg
6. Rotational speed: 0 – 144 v/min
7. Voltage: 380V
8. Motor power: 1.5KW
9. Heating power: 3.2KW

Asphalt Foaming Tester: A Key Tool for Asphalt Production

The Asphalt Foaming Tester is an essential instrument in the field of asphalt production and quality control. This specialized equipment is designed to evaluate the foaming characteristics of asphalt binders, which is essential for developing high-quality asphalt mixtures. The foaming process enhances the workability of asphalt, allowing for better mixing and compaction, ultimately improving pavement performance.

Asphalt foaming involves introducing water into hot asphalt, causing it to expand and create foam. This foam increases the surface area of the asphalt, allowing it to bond better to the aggregate. The Asphalt Foaming Tester simulates this process, providing valuable data on the foaming characteristics of different grades of asphalt. By measuring parameters such as the foam expansion rate and half-life, engineers can determine the optimal conditions for asphalt mixing and paving.

One of the significant benefits of using a foaming asphalt tester is that it facilitates the development of warm mix asphalt (WMA) technology. WMA can produce asphalt at lower temperatures, which reduces energy consumption and emissions. The tester helps evaluate the effectiveness of various additives and moisture content, ensuring that the final product meets the required specifications for durability and performance.

In addition, the Asphalt Foam Tester plays a vital role in research and development. As the asphalt industry continues to evolve, there is a growing demand for innovative solutions to improve the lifespan and sustainability of pavement. The machine provides researchers with the necessary tools to explore new materials and methods, helping to advance asphalt technology.

In summary, the asphalt foaming tester is a key asset for the asphalt industry. Its ability to accurately assess foaming characteristics not only aids quality control, but also supports our ongoing search for more sustainable and efficient asphalt production methods. As the demand for high-performance pavement grows, the importance of such testers will continue to grow.

The iFOAM Laboratory Foam Bitumen Plant is designed to be professional equipment as a true representation of “Asphalt Foaming”, a professional-grade equipment for indoor study of foamed asphalt.
iFOAM supported use of the mixer can be used for cold mix materials, but also for hot mix (warm mix) materials.

The patented foamed bitumen generator, core component of iFOAM has a function of secondary foaming, the rationary design makes the mixing of asphalt and water more evenly, so as to the asphalt foaming process more fully and foaming effect more better. In addition, an increase of some regulatory function is used to optimize the foaming properties of asphalt.
iFoam asphalt tank comes with an agitator, to ensure consistent temperature of asphalt tank from top to bottom. iFoam asphalt tank ergonomic height above ground makes the dumping asphalt work more convenient and safe.
All iFoam bitumen pipes have heat insulation function, to avoid clogging the asphalt, eliminating lines clean.

How Lab Asphalt Foaming Testing Machines Improve Warm Mix Asphalt Research

With the global promotion of Warm Mix Asphalt (WMA) technology, laboratory research on asphalt foaming performance has become increasingly important. A Lab Asphalt Foaming Testing Machine Tester plays a key role in evaluating the foaming characteristics of asphalt under controlled laboratory conditions. By accurately simulating the foaming process, this equipment helps researchers determine whether asphalt can achieve sufficient workability at lower temperatures while maintaining mechanical performance.

Cangzhou Blue Beauty Instrument Co., Ltd. is a high-tech enterprise integrating research and development, manufacturing, and sales. Supported by a modern production base and a team of outstanding scientific researchers, the company focuses on the development and production of laboratory equipment and building materials testing instruments. Its asphalt testing equipment is widely used in universities, road engineering laboratories, environmental protection institutions, and construction research centers.

In warm mix asphalt research, asphalt foaming test results are often combined with mechanical performance evaluation. Equipment such as the Electronic Asphalt Stability Tester and the Marshall Electronic Asphalt Stability Tester is commonly used to analyze the stability and strength of asphalt mixtures prepared under different foaming conditions. This integrated testing approach allows laboratories to evaluate both the workability and structural performance of warm mix asphalt, improving the reliability of research conclusions and engineering applications.

Key Parameters Tested by a Lab Asphalt Foaming Tester: Expansion Ratio & Half-Life

Expansion ratio and half-life are two critical parameters used to evaluate asphalt foaming performance. A Lab Asphalt Foaming Tester precisely controls temperature, water injection volume, and pressure to generate stable and repeatable foaming conditions. By measuring the maximum expansion ratio and the time required for the foam to collapse to half of its maximum volume, laboratories can objectively assess the effectiveness of the foaming process.

Cangzhou Blue Beauty Instrument Co., Ltd. has specialized in the production of construction and building materials testing instruments for decades. Since the first cement softening testing instrument was developed in 1978, the company has continuously upgraded its products and expanded its portfolio. Today, its equipment is characterized by high automation, user-friendly operation, fast testing speed, and minimal human error. Several products have obtained invention patents, reflecting the company’s strong technical capabilities.

After foaming parameters are obtained, laboratories usually carry out further performance testing using the Marshall Electronic Asphalt Stability Tester or the Electronic Asphalt Stability Tester. These devices evaluate the stability, flow value, and load-bearing capacity of asphalt mixtures prepared under different foaming conditions. By combining foaming characteristics with mechanical test results, engineers can identify optimal process parameters and ensure consistent quality in asphalt mixture design.

Why Accurate Asphalt Foaming Testing Is Critical for Mix Design in Laboratories

Accurate asphalt foaming testing is essential for laboratory mix design, as it directly influences asphalt mixture performance and long-term pavement durability. Insufficient or unstable foaming may lead to poor aggregate coating, reduced bonding strength, and premature pavement distress. Therefore, laboratories require highly reliable and precise testing equipment to ensure the validity of experimental data.

Cangzhou Blue Beauty Instrument Co., Ltd. strictly follows ISO9001 quality management standards throughout production, installation, and service processes. According to GB/T190001-2008 requirements, the company implements comprehensive quality control measures to ensure stable system operation and consistent product performance. As a result, the product pass rate remains above 99%, providing customers with confidence in long-term equipment reliability.

In practical laboratory applications, asphalt foaming test data are often integrated with stability test results obtained from the Electronic Asphalt Stability Tester and Marshall Electronic Asphalt Stability Tester. This combined evaluation method helps engineers optimize mix proportions, reduce construction temperatures, and improve overall pavement performance. Such data-driven mix design approaches are increasingly recognized as best practices in modern road engineering laboratories.

Conclusion

With decades of experience, continuous technological innovation, and a strong quality assurance system, Cangzhou Blue Beauty Instrument Co., Ltd. has become a trusted manufacturer of laboratory and construction testing equipment. Its Lab Asphalt Foaming Testing Machine Tester, together with asphalt stability testing instruments, is widely used in road engineering research and quality control worldwide.

By exporting products to more than 60 countries, including the United Kingdom, France, Russia, Japan, South Korea, Malaysia, and many others, the company continues to support international customers with reliable, precise, and efficient testing solutions. In the future, Cangzhou Blue Beauty Instrument Co., Ltd. will remain committed to advancing asphalt testing technology and contributing to sustainable and high-quality road construction around the world.

In addition to laboratory research and mix design optimization, the Lab Asphalt Foaming Testing Machine Tester also plays an important role in quality control and technical comparison for engineering projects. By conducting standardized foaming tests before large-scale production, laboratories can verify the consistency of asphalt materials from different suppliers and ensure stable performance during construction.

Cangzhou Blue Beauty Instrument Co., Ltd. designs its equipment to meet both research-level accuracy and practical engineering requirements. The reliable test data generated by the foaming tester, when combined with results from the Electronic Asphalt Stability Tester and Marshall Electronic Asphalt Stability Tester, allows engineers to establish clear technical benchmarks for warm mix asphalt applications. This helps reduce construction risks, improve material utilization efficiency, and support environmentally friendly road construction by lowering energy consumption and emissions.

With continuous product innovation and strict quality management, the company provides customers worldwide with dependable laboratory solutions that support long-term pavement performance and sustainable infrastructure development.