Product Name
PLEXUS MA2230 - 50 Gallon Pail Adhesive
Brief Description
Plexus MA2230 is a two-part methacrylate adhesive specifically engineered for the structural bonding of diverse materials, including thermoplastics, metals, and composite assemblies. It is recognized for its excellent fatigue endurance, outstanding impact resistance, and robust toughness, making it highly suitable for demanding industrial applications.
Popular Applications & Uses
- Structural bonding of thermoplastic, metal, and composite assemblies- Composite bonding applications in marine and transportation industries- Gap filling applications, accommodating gaps from 0.03 inches to 1.5 inches- Repairing with structural adhesives- Shiplap bonding procedures
Industries that Commonly Use It
- Marine- Transportation/ Specialty Vehicle- Aerospace/Defense- General Manufacturing- Metal Fabrication- Plastic Fabrication- Construction/ Building Services (e.g., cladding)
Special and Unique Features
- Requires virtually no surface preparation for bonding- Capable of filling large gaps effectively- Exhibits extremely low exotherm during cure- Highly thixotropic, allowing for the dispensing of large, non-sag beads- Incorporates low shrink technology- Offers excellent fatigue endurance- Provides outstanding impact resistance- Features primerless adhesion options for various substrates
Key Properties
- Chemical Type: Two-part Methacrylate Adhesive (MMA)- Mix Ratio: 10:1- Working Time: 25 – 42 minutes- Fixture Time: 70 – 90 minutes- Shear Strength: 1,700 – 2,300 psi (13.4 – 19.3 MPa)- Tensile Strength: 2,000 – 2,800 psi (13.4 – 19.3 MPa)- Tensile Elongation: > 60 %- Viscosity (Adhesive A): 180,000 – 220,000 cP- Viscosity (Activator B): 35,000 – 70,000 cP- Color: Blue, Black, White- Physical Form: Paste- Shelf Life: 210 days (when stored between 55°F and 77°F / 13°C and 25°C)
Surface Compatibility
- Thermoplastics: ABS/ABS Blends, Acrylics, PBT, Polycarbonate, Rigid PVC, TPUs- Metals: Raw Metals (Aluminum, Stainless Steel, Raw Steel), Coated Metals (Powder coated or E-coated)- Composites: DCPD, FRP, Gelcoat, Phenolics, Epoxy Based Composites, RIM
Known backups / known substitutes
- Other Plexus methacrylate adhesives such as MA2045, MA832, MA920- Methacrylate adhesives from brands like ASI MMA, LOCTITE Acrylics, and SCIGRIP- Structural epoxies from brands including Araldite, Devcon, LOCTITE Epoxy, and Plexus H4110- Other structural adhesive solutions from manufacturers like 3M, LORD, and Sika
Comparison Note
Plexus MA2230 is a highly robust methacrylate adhesive distinguished by its superior strength, exceptional impact resistance, and overall toughness, particularly in demanding environments such as the marine and transportation sectors. It offers significant advantages by enabling strong bonds across diverse substrates with minimal to no surface preparation and efficient gap-filling capabilities, presenting a powerful alternative to conventional fastening methods like welding.
