Plexus MA8120

Description

An advanced direct-to-metal, low halogen two-part methacrylate structural adhesive. Plexus MA8120 is designed for the structural bonding of various metal, plastic, and composite assemblies.

Key Features

  • Primerless adhesion to metals (including hot dipped galvanized), most thermoplastics and composites.
  • Has exceptional strength and elongation which allows for bonding of dissimilar materials
  • Excellent fatigue resistance, impact resistance and toughness
  • Easy to Use 1:1 ratio product
  • Lower odor formula
  • Excellent environmental resistance to salt spray and other environmental factors

Key Substrates

  • Raw metals – Aluminum, Stainless Steel, Raw Steel, etc.
  • Coated metals – Hot Dipped Galvanized, Electrogalvanized, Powdercoated or E-coated Metals
  • Thermoplastics – ABS/ ABS Blends, Acrylics, Polyamides/Nylons, PBT, Polycarbonate, Rigid PVC, TPU
  • Composites – DCPD, FRP, Gelcoat, Phenolics, Epoxy Based Composites, RIM

Properties

  • Color: Gray
  • Mix Ratio: 1:1
  • Shear Strength: 1,800 - 2,400 psi (12.4 - 16.5 MPa)
  • Adhesive: 40,000 - 70,000 cP
  • Activator: 40,000 - 70,000 cP
  • Working Time Min: 18 minutes
  • Working Time Max: 22 minutes
  • Fixture Time Min: 70 minutes
  • Fixture Time Max: 90 minutes
  • Tensile Strength Min: 2,500 psi (17.2 MPa)
  • Tensile Strength Max: 3,000 psi (20.6 MPa)
  • Tensile Elongation Min: 45 %
  • Tensile Elongation Max: 65 %

Data sheets

Packaging & Stock no.

US
Stock #
Size
81200
400 ML
81101
5 GAL ADHESIVE
81102
50 GAL ADHESIVE
81203
5 GAL ACTIVATOR
81204
50 GAL ACTIVATOR

EMEA
Stock #
Size
81200
400 ML
81201
20 LITER ADHESIVE
81203
20 LITER ACTIVATOR