Infinity Bond MMA 420 Black Adhesive for Fast, Flexible Bonding Applications

Infinity Bond MMA 420 Black is a fast-setting, flexible methacrylate adhesive engineered for bonding metals, plastics, and composites in high-speed production environments. With a 3 to 7 minute working time and 10:1 mix ratio, it delivers strong, flexible bonds with minimal surface preparation. It performs exceptionally well on aluminum, stainless steel, ABS, fiberglass, and other engineered plastics. The black color enhances visibility for inspection, alignment, or cosmetic integration. Available in 50 ml and 490 ml cartridges.

Note: MMA 420 is also available in a off-white color for standard bonding applications.

MMA 420 BLK Features and Benefits

• Fast-Set Performance: 3–7 minute working time with 9–15 minute fixture time
• Flexible Bonding Capability: Withstands vibration, impact, and thermal expansion
• Black Pigment for Visual Clarity: Improves alignment, inspection, and final appearance
• Strong Adhesion to Dissimilar Materials: Bonds metals, composites, and engineered plastics
• Fills Large Gaps: Capable of bonding surfaces with up to 0.50" gaps
• Multiple Cartridge Sizes: Available in 50 ml and 490 ml cartridges for 10:1 dispensing systems

Specifications

• Series: MMA 420
• 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: 3 to 7 minutes (at 75°F / 24°C)
• Fixture Time: 9 to 15 minutes (at 75°F / 24°C)
• Can Be Moved In: 15 to 20 minutes
• Operating Temperature: 65°F to 85°F (18°C to 30°C)
• Gap Filling: Up to 0.50 inches
• Mixed Density: 8.1 lbs/gal (0.96 g/cc)
• Flash Point: 51°F (11°C) – 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.