Infinity Bond MMA 300 Black Fast Set Methacrylate Adhesive for Metal and Plastic

Infinity Bond MMA 300 Black Structural Adhesive for Metal and Plastic Bonding Overview

Infinity Bond MMA 300 Black is a high-performance, fast-set structural adhesive engineered for bonding metals, plastics, and composites in demanding applications. With a 1:1 mix ratio and 3 to 6 minute working time, it delivers fast, reliable strength, achieving 90% of its final bond in just 10 to 15 minutes. The black formulation provides a sharp visual contrast for quality control, identification, or enhanced aesthetics on the production floor. Available in both 50 ml and 400 ml cartridges.

Note: MMA 300 is also available in amber for standard bonding applications.

MMA 300 BLK Features and Benefits

• Black Formulation: Provides high visibility for inspection, identification, and aesthetic matching
  
• Fast-Set Performance: 3–6 minute working time with rapid fixture in 10–15 minutes
  
• Reliable Structural Bonding: Strong adhesion to stainless steel, aluminum, fiberglass, PVC, and more
  
• Low Surface Prep: Bonds effectively with little to no substrate preparation
  
• Flexible Size Options: Available in 50 ml and 400 ml cartridges for streamlined dispensing
  
• Consistent Mix Ratio: 1:1 formula compatible with standard 2-part adhesive dispensers

Specifications

• Series: MMA 300
  
• Color: Black
  
• Mix Ratio: 1:1
  
• Working Time: 3 to 6 minutes (at 75°F / 24°C)
  
• Fixture Time: 10 to 15 minutes (at 75°F / 24°C)
  
• Can Be Moved In: 18 to 24 minutes
  
• Operating Temperature Range: 65°F to 250°F
  
• Application Temperature: 65°F to 85°F (18°C to 30°C)
  
• Gap Filling: Up to 0.250 inches
  
• Mixed Density: 8.1 lbs/gal (0.96 g/cc)
  
• Flash Point: 51°F (11°C) – See SDS for full safety information
  
• Shelf Life: 1 Year (unopened at room temperature)