LOCTITE AA 3081-EN is a single-component, low-viscosity acrylic adhesive engineered for rapid ultraviolet (UV) light curing. This advanced formulation provides robust, reliable bonding for a diverse range of industrial substrates. It significantly enhances production efficiency through its high-speed cure capabilities. Furthermore, its specialized properties make it ideal for critical applications requiring precision and durability.
General Information of LOCTITE AA 3081-EN
LOCTITE AA 3081-EN utilizes a modified acrylate chemical type, presenting as a transparent liquid in its uncured state. This sophisticated technology ensures high performance without the need for pre-mixing, simplifying integration into automated or manual dispensing systems. The adhesive cures swiftly upon exposure to appropriate UV light sources, such as medium pressure mercury arc lamps. This rapid curing mechanism is a cornerstone for achieving high production throughput in demanding manufacturing environments. Moreover, the product exhibits positive fluorescence under UV light, a crucial feature for quality control and inspection processes.
The low viscosity of this LOCTITE AA 3081-EN formulation is a key characteristic, enabling efficient wicking into tightly assembled parts. This property is particularly advantageous for intricate assemblies where adhesive penetration is essential. It demonstrates excellent adhesion to a variety of materials, including glass, metals, and specific thermoplastic substrates. Consequently, this versatility makes it a highly adaptable solution for numerous industrial bonding challenges. The product’s robust performance and ease of application contribute to its widespread adoption.
Key Features & Technical Benefits
- Modified Acrylate Technology: Delivers superior bond strength and long-term durability across a wide array of materials, ensuring reliable performance in demanding applications.
- One-Component System: Eliminates the complexities and potential errors associated with mixing, thereby streamlining application processes and reducing material waste.
- Rapid UV Light Cure: Achieves exceptionally fast fixture times, dramatically accelerating assembly operations and significantly boosting overall production throughput.
- UV Fluorescence for Inspection: Provides a clear visual indicator under UV light, allowing for quick, non-destructive inspection of adhesive presence and coverage, enhancing quality assurance.
- Low Viscosity Formulation: Facilitates excellent wicking capabilities, ensuring thorough penetration into tight bond lines and pre-assembled components for comprehensive adhesion.
- ISO 10993 Protocol Qualified: Meets stringent biocompatibility standards, making it suitable for use in the assembly of disposable medical devices and other sensitive applications.
Typical Industrial Applications
This formulation is engineered for the following applications:
- Bonding of cannulae into hubs, syringes, and lancets in medical device manufacturing.
- Assembly of various disposable medical devices requiring biocompatible adhesives.
- High-strength adhesion for glass, metal, and select thermoplastic components.
About Prostech
Prostech offers specialty materials (adhesives, tapes, thermal interface materials, insulating materials, sealants, PCB protection materials, …) along with manufacturing solutions. We proudly serve a wide range of industries and are an authorized distributor for leading global manufacturers of industrial materials and equipment. Our product range is designed to deliver customized solutions that address each customer’s unique needs.
With years of experience and a successful project history, we are confident in our ability to provide comprehensive material solutions. These solutions effectively tackle the challenges manufacturers face. To explore our full product catalog, simply click here. Our dedicated team is ready to assist with:
- Provide quotation, sample, TDS/MSDS, and technical consultation
- Testing sample quality and verifying product compatibility in our laboratory
- Customizing material formulas for special applications
- Adapting product sizes, quantities, and packaging to meet specific needs
- Offering expert advice on suitable equipment and automation processes
- Delivering technical training and on-site support for optimal product use
Moreover, Prostech ensures the safe and accurate global delivery of all materials, including “dangerous goods”, in compliance with legal regulations. For personalized technical support or to receive a quotation, please contact us today.
| Property | Value |
| Specific Gravity @ 25 °C | 1.01 |
| Viscosity, Cannon Fenske, ISO 3104 | 70 to 140 mPa·s (cP) |
| UV Fixture Time, Glass slides (30 mW/cm² @ 365 nm) | ≤5 seconds |
| Refractive Index | 1.5 |
| Shore Hardness, ISO 868, Durometer D | 74 |
| Elongation, at yield, ISO 527-3 | 3.3 % |
| Elongation, at break, ISO 527-3 | 7.6 % |
| Tensile Strength, at yield, ISO 527-3 | 32.4 N/mm² (4,700 psi) |
| Tensile Strength, at break, ISO 527-3 | 22.1 N/mm² (3,200 psi) |
| Tensile Modulus, ISO 527-3 | 1,875 N/mm² (272,000 psi) |
