Permabond TA4550: an innovative solution for bonding nylon and difficult materials

In the industrial world, the search for versatile, high-performance adhesives is paramount to guarantee long-lasting, reliable assemblies. Permabond TA4550, a two-component acrylic adhesive, is the perfect answer, combining performance, ease of use and efficiency. In this article, you’ll discover the technical features and benefits of this adhesive, designed to meet the specific needs of a wide range of industrial sectors.

What is  Permabond TA4550?

Permabond TA4550 is a two-component acrylic adhesive specially formulated for structural bonding applications. With its low odor emission and rapid curing at room temperature, it stands out as an ideal solution for many materials, including plastics, metals and composites. Its unique feature is its ability to bond difficult surfaces, such as nylon or polyamide, without the need for surface treatment.

Technical features of Permabond TA4550

1. Composition and physical properties

• Two-component adhesive with a 2:1 mixing ratio, guaranteeing easy, homogeneous application.
• Highviscosity (100,000 mPa.s for both components), offering excellent hold on vertical surfaces.
• Density: 1.0 for each component, ensuring uniform material distribution.
• Distinctive colors: Component A (colorless) and component B (green), making the mixture easy to see.

2. Curing performance

• Fast setting time: 5 to 6 minutes at 23°C.
• Extendedworking time: 2 hours at 23°C, enabling precise adjustments to be made during bonding.
• Complete polymerization in 24 hours for maximum strength.

3. Mechanical properties after polymerization

• Shore Dhardness: 60-65, for optimum strength.
• Tensile strength: 11 MPa.
• Elongation at break: 140%, offering flexibility while maintaining excellent structural cohesion.
• Minimumwater absorption: 1.7% after 24 hours, ensuring durability in damp environments.

Advantages of Permabond TA4550

This adhesive stands out for its many advantages, making it indispensable for professionals looking for robust, easy-to-use bonding solutions:

• Excellent adhesion to a wide range of materials, including engineering plastics such as nylon and polyamide, which are usually difficult to bond without preparation.
• Fast curing at room temperature, reducing production times and increasing the efficiency of assembly processes.
• High resistance to shock and vibration, ensuring the durability of assemblies even in environments subject to severe mechanical stress.
• Low odour, improving working comfort and reducing the risks associated with inhalation of volatile compounds.
• Thixotropic: Permabond TA4550 does not run, even when applied to vertical surfaces.
• No primer required, which considerably simplifies the application process and reduces the costs associated with the use of additional products.

Simple, efficient application

Application of Permabond TA4550 is designed to be quick and efficient. Here are the key steps for a successful application:

1. Surface preparation: Clean and degrease surfaces to ensure maximum adhesion.
2. Adhesive application: Use a static mixer nozzle to ensure homogeneous mixing of the two components.
3. Assembling parts: After application, hold parts under pressure to ensure proper setting.
4. Curing: Allow to stand for 24 hours for complete curing and optimum strength.

Applications in various  industrial sectors

Permabond TA4550 is designed to meet the needs of different sectors, offering a reliable, high-performance solution in a variety of application contexts:

1. Automotive industry

• Assembly of plastic and composite parts.
• Fastening of trim and interior panels.

2. Electronics

• Component encapsulation for better protection against moisture and impact.
• Assembly of electronic housings.

3. Aerospace

• Bonding of composite structures to ensure the strength of assemblies subjected to extreme forces.
• Fixing interior panels to improve the durability of aeronautical structures.

4. General industry

• Bonding of metals, plastics and composites in a variety of assembly processes.
• Repair and maintenance of industrial equipment to extend machine life.

5. Sports and leisure

• Manufacture ofsports equipment, such as rackets or bicycles, requiring lightweight but robust assemblies.
• Assembly of leisure products, requiring strong bonding solutions to withstand intensive use.

Conclusion

Permabond TA4550 stands out for its versatility, high performance and ease of use, making it an ally of choice for many industries. Whether you’re in automotive, electronics, aerospace or general industry, this two-component adhesive offers durable, efficient bonding solutions, while simplifying your production processes.