ITW Plexus MA420 (AO420) Acrylic Adhesive

Description

Plexus MA420 (AO420) is a two-part methacrylate adhesive designed for structural bonding of thermoplastic, metal, and composite assemblies.  Combined at a 10:1 ratio is a rapid curing system and is the standard choice for composite bonding applications in the transportation industry because it requires no surface preparation.

  Key Features:

• Short open time 4-6 minutes
• Fast, consistant 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
•   Raw Metals with PC120- Aluminum, Stainless Steel, Raw Steel, etc.
•   Coated Metals- Powder Coated or E-coated metals

 Properties:

• Mix Ratio:  10:1
• Shear Strength: 3,000-3,500 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 Max: 3,000 psi (20.7 MPa)
• Elongation Max:   50%