MMA 422 Black Flexible Methacrylate Adhesive 18 – 24 Minute Working Time

Description

MMA 422 Black Structural Adhesive for Flexible, Extended Working Time Applications

Infinity Bond MMA 422 Black is a flexible, long-working-time structural adhesive designed for bonding metals, plastics, and composites in demanding applications. With an 18 to 24 minute working time and a 10:1 mix ratio, its ideal for large parts, complex setups, or warmer environments where extended working time is critical. It forms high-strength, flexible bonds to stainless steel, aluminum, fiberglass, ABS, and more all with minimal surface prep. The black pigment provides excellent visual contrast for part alignment, inspection, or cosmetic finish control.

Note: There is also an MMA 422 cream/off-white option for standard bonding applications.

Benefits & Features

• Extended Working Time: 1824 minute working time for large or complex assemblies
• Flexible, Durable Bonds: Greater than 100% elongation for vibration and impact resistance
• Black Pigmented Formula: Improves visibility during alignment and cosmetic inspection
• Strong Adhesion to Difficult Substrates: Bonds fiberglass, metals, and engineered plastics
• Wide Gap Filling Capability: Fills bond lines up to 0.50 inches
• Compatible Sizes: Available in 50 ml and 490 ml cartridges for 10:1 dispensers

Specifications

• Series: MMA 422
• Type: Methyl Methacrylate Structural Adhesive
• Color: Black
• Mix Ratio: 10:1
• Substrates: Recommended for bonding Aluminum, Stainless Steel, Fiberglass, ABS, PVC, Acrylic, and other Engineered Plastics
• Working Time: 18 to 24 minutes (at 75F / 24C)
• Fixture Time: 35 to 50 minutes (at 75F / 24C)
• Can Be Moved In: 45 to 60 minutes
• Operating Temperature: 65F to 85F (18C to 30C)
• Gap Filling: Up to 0.50 inches
• Mixed Density: 8.1 lbs/gal (0.96 g/cc)
• Elongation: Greater than 100%
• Flash Point: 51F (11C) See SDS for full safety information
• Cartridge Size: 50 ml and 490 ml
• Shelf Life: 1 Year (unopened at room temperature)

Note: Not recommended for low energy surfaces like polyethylene or polypropylene.