Description

Two-part methacrylate adhesive designed for structural bonding of thermoplastic, metal, and composite assemblies. Plexus MA550 is the standard for secondary bonding applications in the marine industry because it requires virtually no surface preparation.

Key Features

• Working time 40 – 50 mins
• White and UV Stable
• Fast, consistent strength development at room temperature
• High elongation and excellent stress distribution

Key Substrates

• Composites DCPD, FRP, Gelcoat, Phenolics, Epoxy Based Composites, RIM
• Thermoplastics ABS/ ABS Blends, Acrylics, PBT, Polycarbonate, Rigid PVC, TPUs
• Coated Metals Powder coated or E-coated Metals
• Raw Metals with PC120 Aluminum, Stainless Steel, Raw Steel, etc.
  

Properties

• Color: White
• Mix Ratio: 10:1
• Shear Strength: 1,200-1,800 psi (8.9 – 12.4 MPa)
• Adhesive: A: 130,000-160,000 cP
• Activator: B: 35,000-70,000 cP
• Working Time Min: 40 minutes
• Working Time Max: 50 minutes
• Fixture Time Min: 70 minutes
• Fixture Time Max: 75 minutes
• Tensile Strength Min: 1,800 psi (12.4 MPa)
• Tensile Strength Max: 2,400 psi (16.5 MPa)
• Tensile Elongation Min: 40 %
• Tensile Elongation Max: 80 %