ÅngströmBond® AB9112 MIL-SPEC Fiber Optic Epoxy, Room Temperature & Heat Cure (2.5g Packet)

ÅngströmBond® AB9112 is a high-performance, MIL-SPEC qualified two-part epoxy designed for fiber optic connector termination, potting, sealing, and precision bonding applications. This versatile adhesive can be cured at room temperature or accelerated with heat, providing flexibility for both field installations and production environments.

Its low-viscosity, low-stress formulation delivers reliable optical performance while providing excellent adhesion to glass, metal, ceramic, and many plastics. AB9112 has been tested and qualified to MIL-A-24792A requirements for fiber optic terminations, making it an excellent choice for telecommunications, aerospace, military, and industrial applications.

Supplied in a convenient 2.5-gram packet for accurate mixing and reduced waste.

Features and Benefits

MIL-SPEC Qualified

Tested and qualified to MIL-A-24792A for fiber optic connector termination applications.

Flexible Cure Options

Can be cured at room temperature or with elevated temperatures for faster processing and production throughput.

Low-Stress Formulation

Helps minimize fiber pistoning and fiber stress, making it suitable for both single-mode and multimode fiber optic connectors.

Excellent Bond Strength

Provides strong adhesion to glass, metal, ceramic, and many engineering plastics.

Low Viscosity for Easy Processing

Flows easily into connector ferrules and small cavities, making it ideal for potting, sealing, and fiber termination applications.

High Thermal Stability

Develops a high glass transition temperature when heat cured, ensuring reliable long-term performance in demanding environments.

Moisture and Chemical Resistance

Offers excellent resistance to moisture, impact, and a wide range of chemicals.

Technical Specifications

• Product Type: Two-Part Epoxy

• Package Size: 2.5 g Packet

• Color (Mixed): Dark Blue

• Mixed Viscosity at 25°C: 2,000 cPs

• Mixed Viscosity After 40 Minutes at 25°C: Less Than 3,000 cPs

• Glass Transition Temperature (Tg): 93.5°C

• Shore D Hardness: 82

• Service Temperature Range: -60°C to 130°C (-76°F to 266°F)

Handling and Processing

• Working Life: 40 Minutes

• Recommended Centrifuge Cycle: 3 to 5 Minutes at 3,000 to 3,500 RPM

Minimum Cure Schedules

Room Temperature Cure

• 25°C: 12 to 18 Hours

Accelerated Heat Cure

• 65°C: 30 to 60 Minutes

• 90°C: 15 Minutes

• 100°C: 5 Minutes

Typical Applications

• Fiber optic connector termination

• Single-mode fiber assemblies

• Multimode fiber assemblies

• Military and aerospace fiber optic systems

• Potting and encapsulation

• Sealing applications

• Optical component assembly

• Telecommunications equipment

• Industrial fiber optic networks

Storage and Shelf Life

Store according to the manufacturer's recommendations for maximum shelf life and performance. Refrigerated storage is recommended when not in use.