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Dupont PYRALUX AP8515R

Jarnistech > Dupont PCB > Dupont PYRALUX AP8515R
Dupont PYRALUX AP8515R PCB Board

DuPont Pyralux AP8515R is a highly versatile and technologically advanced flexible circuit material that plays a crucial role in the field of electrical engineering. As electrical engineers, it is essential to have a comprehensive understanding of the unique properties and capabilities of Pyralux AP8515R to harness its potential in various applications.

This article aims to provide a comprehensive overview of Pyralux AP8515R, highlighting its unique properties, advantages, and potential applications. By delving into the details of this material, electrical engineers can make informed decisions and leverage Pyralux AP8515R to optimize their designs and achieve superior electrical performance.

What is Dupont PYRALUX AP8515R Mean?

DuPont™ Pyralux® AP8515R is a specific variant of the Pyralux® AP product line offered by DuPont. It is a double-sided copper-clad laminate designed for use in flexible printed circuit boards (PCBs) and rigid-flex applications. The “AP8515R” designation refers to the specific configuration and characteristics of this particular Pyralux® variant.

Pyralux® AP8515R features an all-polyimide dielectric layer that is adhesive-less, meaning it does not require additional adhesive for lamination. This material offers excellent performance in terms of signal integrity, thermal resistance, and reliability. It is known for its low loss properties, which help maintain the integrity of electrical signals in high-frequency and high-speed applications.

The AP8515R variant is available in various thicknesses for both the conductor and dielectric layers, allowing designers and fabricators to choose the most suitable configuration for their specific circuit requirements. With its advanced properties, Pyralux® AP8515R enables the creation of high-performance PCBs that can withstand demanding operating conditions while maintaining exceptional electrical performance.

Key Features and Benefits

Key Features and Benefits of DuPont™ Pyralux® AP8515R:

Superior Signal Integrity:

The low loss all-polyimide dielectric of Pyralux® AP8515R ensures excellent signal integrity, making it ideal for applications that require reliable transmission of high-frequency signals.

High Reliability:

The adhesive-less construction of Pyralux® AP8515R provides excellent bond strength, resulting in high reliability and durability of the flexible circuits.

Enhanced Thermal Resistance:

Pyralux® AP8515R exhibits high thermal resistance, enabling smooth processing during fabrication and assembly, even under elevated temperature conditions.

Balanced and Unbalanced Constructions:

Pyralux® AP8515R offers the flexibility of both balanced and unbalanced constructions, allowing PCB designers to choose the most suitable configuration based on their specific design requirements.

Certified to IPC 4204/11:

Pyralux® AP8515R is certified to meet the standards set by IPC (Association Connecting Electronics Industries) for materials used in the fabrication of flexible printed circuits, ensuring compliance with industry guidelines.

UL 94 V-0, UL File E124294:

Pyralux® AP8515R has been tested and certified by Underwriters Laboratories (UL) to meet the stringent flammability requirements of UL 94 V-0, providing an additional level of safety for electronic devices.

RoHS Compliant:

Pyralux® AP8515R is compliant with the Restriction of Hazardous Substances (RoHS) directive, ensuring that it does not contain harmful substances that can impact the environment or human health.

Dupont PYRALUX AP8515R Comparison with Other PCB Materials

DuPont™ Pyralux® AP8515R is a flexible copper-clad laminate used in the manufacturing of flexible printed circuit boards (PCBs). When comparing Pyralux® AP8515R with other PCB materials, several factors come into play, including flexibility, thermal properties, electrical performance, and cost. Here’s a comparison of Pyralux® AP8515R with other commonly used PCB materials:

1. FR-4: FR-4 is a widely used rigid PCB material made from a woven fiberglass substrate and epoxy resin. It is known for its excellent mechanical strength and electrical performance. However, FR-4 is rigid and not suitable for flexible PCB applications. Pyralux® AP8515R, on the other hand, is designed specifically for flexibility and can withstand repeated bending and flexing.

2. Polyimide: Polyimide is a popular material for flexible PCBs. Like Pyralux® AP8515R, it offers excellent flexibility and can withstand high temperatures. Polyimide films are available in various thicknesses and can be used in both single-sided and multilayer flexible PCBs. Pyralux® AP8515R is a specific type of polyimide material with copper cladding, providing additional conductivity.

3. PET (Polyethylene Terephthalate): PET is another flexible PCB material commonly used in low-cost applications. It offers good flexibility and is often used in consumer electronics. However, PET has lower thermal resistance compared to Pyralux® AP8515R, making it less suitable for high-temperature applications.

4. PTFE (Polytetrafluoroethylene): PTFE is a high-performance material known for its excellent electrical properties, low dielectric loss, and high thermal stability. It is commonly used in high-frequency and high-speed applications. However, PTFE is not as flexible as Pyralux® AP8515R and is typically used in rigid PCBs or as a substrate for hybrid constructions.

When choosing a PCB material, it’s essential to consider the specific requirements of the application, such as flexibility, temperature resistance, electrical performance, and cost constraints. Pyralux® AP8515R is a suitable choice for applications that require a combination of flexibility, high-temperature resistance, and good electrical performance.

Which Types Circuit Board Use Dupont PYRALUX AP8515R In PCB industry?

DuPont™ Pyralux® AP8515R is commonly used in the PCB industry for manufacturing flexible printed circuit boards (PCBs). Flexible PCBs, also known as flex circuits, are designed to be flexible and can be bent, folded, or twisted to fit into tight spaces or conform to specific shapes.

Pyralux® AP8515R is specifically designed for flexible PCB applications and offers several advantages:

1. Flexibility: Pyralux® AP8515R has excellent flexibility, allowing it to be bent and shaped without compromising its electrical performance. This makes it suitable for applications where space constraints or complex geometries are a concern.

2. High Temperature Resistance: The material has a high glass transition temperature (Tg) and can withstand elevated temperatures during assembly processes such as soldering. This makes it suitable for applications that require exposure to high temperatures.

3. Excellent Electrical Performance: Pyralux® AP8515R offers good electrical properties, including low dielectric loss and high insulation resistance. It provides reliable electrical connectivity and signal integrity for various applications.

4. Durability: The material exhibits good mechanical strength and resistance to wear and tear, making it suitable for applications that involve repeated flexing or bending.

Pyralux® AP8515R is used in a wide range of industries and applications, including:

1. Consumer Electronics: Flexible PCBs using Pyralux® AP8515R can be found in smartphones, tablets, wearables, and other portable electronic devices.

2. Automotive Electronics: The automotive industry utilizes flexible PCBs for applications such as infotainment systems, instrument clusters, and advanced driver-assistance systems (ADAS).

3. Medical Devices: Flexible PCBs are used in medical devices such as patient monitoring systems, diagnostic equipment, and implantable devices.

4. Aerospace and Defense: The aerospace and defense industries use flexible PCBs for avionics systems, communication equipment, radar systems, and military applications.

It’s important to note that Pyralux® AP8515R is just one of the products in the Pyralux® AP series, and each product within the series may have specific attributes and features that make it suitable for different applications. PCB manufacturers or design engineers can provide guidance on the most appropriate material for specific circuit board applications.

Consideration Factor When Choose Dupont PYRALUX AP8515R

When choosing DuPont™ Pyralux® AP8515R for your PCB application, there are several key factors to consider:


Pyralux® AP8515R is known for its excellent flexibility, allowing it to be bent and shaped without compromising its electrical performance. Consider the degree of flexibility required for your application and ensure that Pyralux® AP8515R meets those requirements.

2.Temperature Resistance:

Pyralux® AP8515R has a high glass transition temperature (Tg) and can withstand elevated temperatures during assembly processes such as soldering. Evaluate the temperature range your PCB will be exposed to and make sure Pyralux® AP8515R can handle those temperatures without degrading its performance.

3.Electrical Performance:

Pyralux® AP8515R offers good electrical properties, including low dielectric loss and high insulation resistance. Consider the specific electrical requirements of your application and verify that Pyralux® AP8515R meets those requirements for signal integrity and reliability.


Evaluate the mechanical strength and durability requirements of your PCB. Pyralux® AP8515R exhibits good resistance to wear and tear, making it suitable for applications that involve repeated flexing or bending.

5.Thickness and Copper Cladding:

Pyralux® AP8515R is available in various thicknesses and with different copper cladding options. Choose the appropriate thickness and copper weight based on your application’s electrical and mechanical requirements.


Consider the cost implications of using Pyralux® AP8515R in your PCB design. Flexible materials like Pyralux® AP8515R can be more expensive compared to rigid PCB materials such as FR-4. Evaluate your budget and determine if the benefits of Pyralux® AP8515R justify the cost for your specific application.

7.Manufacturing Capabilities:

Ensure that your PCB manufacturer has experience working with Pyralux® AP8515R and can handle the specific requirements of flexible PCB fabrication. Check if they have the necessary equipment and expertise to process and assemble Pyralux® AP8515R-based PCBs.

Storage and Warranty of AP8515R

To ensure the optimal storage conditions for DuPont™ Pyralux®AP8515R, please follow these guidelines:

Original Packaging: Store the product in its original packaging to provide proper protection against external elements.

Temperature: Maintain a storage temperature between 4 – 29 °C (40 – 85 °F). Avoid exposing the product to extreme temperatures.

Relative Humidity: Keep the relative humidity below 70% to prevent moisture absorption. Moisture can negatively affect the performance and reliability of the product.

Avoid Refrigeration or Freezing: Do not refrigerate or freeze the product. These extreme temperature conditions can damage the material and impact its properties.

Keep Dry and Clean: Ensure that the storage area is dry and clean. Moisture and contaminants can adversely affect the product’s performance.

Proper Protection: Provide adequate protection to the product to prevent physical damage or exposure to dust, dirt, or other contaminants.

By adhering to these handling and storage recommendations, you can maintain the product’s quality and performance. It’s important to note that complying with these guidelines is necessary to keep DuPont’s warranties in effect, as specified in the DuPont Standard Conditions of Sale.

Quality and Traceability

DuPont™ Pyralux® AP8515R is produced in a manufacturing facility that operates under a certified ISO9001:2015 Quality Management System. This certification ensures that strict quality control measures are in place throughout the manufacturing process.

DuPont maintains comprehensive material and manufacturing records for Pyralux® AP8515R. These records include archive samples of the finished product, allowing for traceability and reference if needed.

To facilitate tracking and customer inquiries, each manufactured lot of Pyralux® AP8515R is assigned a unique identification number for reference traceability. This information is prominently displayed on the packaging label, which contains essential details such as the product name, batch number, size, and quantity.

By maintaining meticulous records and utilizing the packaging label as a primary tracking mechanism, DuPont ensures transparency and accountability for its PyraluxAP8515R. This commitment to quality control and traceability helps provide customers with confidence in the product’s origin and reliability.

In Conclusion

DuPont Pyralux AP8515R is an exceptional choice for electronic contract manufacturers seeking to deliver high-performance flexible PCBs. Its outstanding flexibility, temperature resistance, electrical performance, and durability make it suitable for a wide range of applications. The material’s ability to withstand repeated flexing, high temperatures, and maintain excellent electrical properties ensures reliable and long-lasting PCBs.

By leveraging the benefits of Pyralux AP8515R, electronic contract manufacturers can meet the evolving demands of the electronics industry, providing their clients with superior quality, flexibility, and performance in their PCB solutions. Embracing Pyralux AP8515R as a go-to material can position electronic contract manufacturers as trusted partners in delivering innovative and reliable electronic products to their customers.

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