Two-part methacrylate adhesive designed for structural bonding of thermoplastic, metal, and composite assemblies. Plexus MA420 (AO420) is a rapid-curing system and is the standard choice for composite bonding applications in the transportation industry.
Key Features
- Short working time of 4 – 6 mins
- Fast, consistent strength development at room temperature
- Highly toughened formula for the toughest environments
- Exceptional strength, elongation and fatigue resistance
- Non-sag thixotropic dispensing
Key Substrates
- Thermoplastics ABS/ ABS Blends, Acrylics, PBT, Polycarbonate, Rigid PVC, TPUs
- Composites DCPD, FRP, Gelcoat, Phenolics, Epoxy Based Composites, RIM
- Coated metals Powder coated or E-coated Metals
- Raw metals with PC120 Aluminum, Stainless Steel, Raw Steel, etc.
Properties
- Color: Blue, Black, Cream
- Mix Ratio: 10:1
- Shear Strength: 3,000-3,800 psi (20.7 – 26.2 MPa)
- Adhesive: A: 100,000-125,000 cP
- Activator: B: 35,000-80,000 cP
- Working Time Min: 4 minutes
- Working Time Max: 6 minutes
- Fixture Time Min: 18 minutes
- Fixture Time Max: 22 minutes
- Tensile Strength Min: 2,700 psi (18.6 MPa)
- Tensile Strength Max: 3,000 psi (20.7 MPa)
- Tensile Elongation Min: 30 %
- Tensile Elongation Max: 50 %