PRESSURE AGING VESSEL

Advance Information*

Description

The Pressure Aging Vessel (PAV) from EIE 465 is a state-of-the-art instrument engineered for the accelerated aging of asphalt binder specimens to simulate the long-term oxidative aging that occurs in the field. Designed to meet and exceed the highest industry standards, this product is indispensable for professionals in highway engineering and materials science who require reliable and precise aging simulations.

Compliance and Standards

The PAV complies with multiple national and international standards, ensuring that it is suitable for a wide variety of applications. These compliance standards include:

• ASTM D6521: Standard Practice for Accelerated Aging of Asphalt Binder Using a Pressurized Aging Vessel.
• AASHTO PPI: Standards set by the American Association of State Highway and Transportation Officials.
• T 0630-2011: Chinese industrial standard for Accelerated Aging Test for Bitumen by Pressure Aging Vessel.
• JTG E20-2011: Standard Test Methods of Bitumen and Bituminous Mixtures for Highway Engineering.
• SH/T 0774-2005: Standard practice for accelerated aging of asphalt binder using a pressurized aging vessel.

These standards underscore the PAV's reliability and its capability to deliver precise and reproducible results across different testing environments.

Design and Construction

EIE 465's Pressure Aging Vessel is meticulously designed to ensure high efficiency and accurate simulation of long-term aging processes. Key features of its design include:

• Robust Construction: Made from high-quality, durable materials to withstand extreme conditions and prolonged usage.
• Precision Engineering: Designed with precision to provide uniform aging conditions, ensuring consistent results.
• User-Friendly Interface: Equipped with an intuitive control panel for easy operation and data logging.
• Safety Features: Incorporates multiple safety mechanisms, including pressure relief systems and temperature controls, to ensure safe usage.

Technical Specifications

While specific technical details can vary based on customer requirements and application, here are some of the general specifications that define the high performance of the PAV:

• Pressure Capacity: Up to 2.1 MPa (300 psi), providing a standard test pressure as required by most industry standards.
• Temperature Range: Capable of reaching up to 100°C, with precise temperature control to maintain uniform conditions.
• Sample Capacity: Can accommodate multiple sample pans, allowing for simultaneous aging of several specimens.
• Control System: Advanced digital controls for setting pressure and temperature parameters, with real-time monitoring and data recording.
• Material: Constructed with corrosion-resistant alloys to enhance durability and longevity, suitable for high-intensity laboratory environments.

Applications

The Pressure Aging Vessel is essential for several key applications, particularly in the field of asphalt and bitumen research. Its primary uses include:

1. Simulating Long-term Aging: Accelerates the aging process to simulate several years of asphalt binder aging in just a few days.
2. Quality Control: Ensures that asphalt binders meet the required specifications for long-term performance in various climates and traffic conditions.
3. Research and Development: Facilitates the study of the aging characteristics of different asphalt binders, helping in the development of more durable materials.
4. Compliance Testing: Ensures that binders comply with regulatory standards, aiding in the approval process for new materials and formulations.

Advantages

Several advantages underscore the superiority of the EIE 465 Pressure Aging Vessel:

• Enhanced Durability: High-quality construction materials and robust design ensure long-term operational reliability.
• Precise Control: Advanced control systems provide accurate maintenance of pressure and temperature, crucial for consistent aging results.
• Safety Assurance: Equipped with multiple safety features to ensure safe operation under high pressure and temperature conditions.
• Efficiency: Capable of aging multiple samples simultaneously, increasing productivity and throughput in a laboratory setting.

Customization and Flexibility

Understanding that different applications may require specific customization, EIE 465 offers several options to tailor the Pressure Aging Vessel according to unique customer requirements:

• Custom Pressure and Temperature Settings: Depending on the specific aging conditions required by the customer.
• Variable Sample Capacities: Ensuring flexibility in testing various sample sizes and quantities.
• Specialized Material Configurations: Options for different alloys or coatings, depending on the reactive nature of the binders or other materials being aged.

Operational Ease

The EIE 465 Pressure Aging Vessel is designed with user convenience in mind. Key elements that ensure operational ease include:

• Intuitive Digital Interface: Simplifies the process of setting and adjusting parameters, with easy-to-read displays and straightforward controls.
• Automated Operations: Many processes are automated, reducing the need for manual intervention and minimizing errors.
• User Guidance: The system comes with comprehensive instructions and troubleshooting guides to assist users in operating the vessel efficiently.

Maintenance and Support

Proper maintenance is key to ensuring the longevity and operational efficiency of the Pressure Aging Vessel. Although specific warranty details and support arrangements are not