Plexus MA300 All-Purpose High-Strength 5-Minute MMA Adhesive (30500)

Description

Plexus MA300 is a two-part methacrylate adhesive (MMA) designed for the structural bonding of thermoplastic, metal, and composite assemblies. Known for its high strength and stiffness, it can bond difficult materials with little to no surface preparation. With a 1:1 mix ratio and a 3-6 minute working time, it is the industry standard for fast, high-strength assembly.

Compatible Popular and Unique Surfaces

• Thermoplastics: ABS, Acrylics, PBT, Polycarbonate, Rigid PVC.
• Composites: FRP, Gelcoats, Phenolics, Epoxy Composites, Vinyl Esters.
• Metals: Carbon Steel, Stainless Steel, Aluminum (often without primer).

Unique and Call-Out Features

• Zero Prep Bonding: Bites through surface contamination to bond metals and plastics without primers or sanding.
• Extreme Durability: Offers a unique combination of high shear strength and stiffness, outperforming standard epoxies on thermoplastics.
• Composite Specialist: Specifically formulated to fuse with gelcoats, fiberglass (FRP), and carbon fiber.