Overview of Plexus MA420FS Plexus MA420FS is a robust two-part methacrylate adhesive, strategically designed for the structural bonding of thermoplastic, metal, and composite assemblies. This adhesive is mixed at a 10:1 ratio, making it a preferred option for automated bonding applications within the transportation industry. Its formulation requires little to no surface preparation and offers a quick setting time, streamlining the assembly process significantly.The adhesive is not only efficient but also durable, providing exceptional fatigue endurance, impressive impact resistance, and unmatched toughness. Plexus MA420FS, which turns blue upon mixing, is available in various convenient packaging options including ready-to-use cartridges, 5-gallon (20-liter) pails, and 50-gallon (200-liter) drums. These options are designed to deliver a non-sagging gel that ensures clean and precise application across various uses. Key Features of MA 420 FS Ultra-Fast Working Time: Has a working time of only 1-2 minutes for rapid assembly processes. Superior Performance: Delivers exceptional strength, elongation, and fatigue resistance. Thixotropic Dispensing: Non-sag formula allows for precise application without dripping. Compatible Materials Composites: Effective for bonding DCPD, FRP, Gelcoat, Phenolics, Epoxy Based Composites, RIM. Thermoplastics: Suitable for ABS/ABS Blends, Acrylics, PBT, Polycarbonate, Rigid PVC, TPUs. Coated Metals: Bonds well to Powder coated or E-coated Metals. Raw Metals: Adheres to PC120 treated Aluminum, Stainless Steel, Raw Steel, etc. Technical Specifications Property Specification Color Black / Blue Mix Ratio 10:1 Shear Strength 1,300 – 1,600 psi (8.9 – 11.1 MPa) Adhesive Viscosity (Part A) 80,000 – 100,000 cP Activator Viscosity (Part B) 50,000 – 80,000 cP Minimum Working Time 1 minute Maximum Working Time 2 minutes Minimum Fixture Time 3 minutes Maximum Fixture Time 4 minutes Minimum Tensile Strength 1,250 psi (8.6 MPa) Maximum Tensile Strength 1,500 psi (10.3 MPa) Minimum Tensile Elongation 5% Maximum Tensile Elongation 15% Plexus MA420FS is optimized for high-throughput production environments where speed and efficiency are crucial. This adhesive is a go-to solution for industries requiring rapid, strong, and durable bonding capabilities.
