PLEXUS MA2245 - 490ml 10:1 Ratio Cartridge - Black

Product Name

PLEXUS MA2245 - 490ml 10:1 Ratio Cartridge - Black

Brief Description

Plexus MA2245 is a two-part methacrylate adhesive engineered for the structural bonding of thermoplastic, metal, and composite assemblies. It is recognized for its excellent fatigue endurance, outstanding impact resistance, and superior toughness, often requiring virtually no surface preparation. This product is dispensed as a non-sagging gel and is capable of filling gaps ranging from 0.03 inches to 1.5 inches.

Popular Applications & Uses

- Structural bonding of diverse assemblies, particularly within the marine and transportation sectors.- Effective for gap-filling applications.

Industries that Commonly Use It

- Aerospace/Defense- Construction/ Building Services- Energy- Fabrication- General Manufacturing- Marine- Metal Fabrication- Plastic Fabrication- Sign & Display- Transportation/ Specialty Vehicle

Special and Unique Features

- Two-part methacrylate adhesive chemistry.- Features a 10:1 mix ratio.- Requires minimal to no surface preparation for bonding.- Offers excellent fatigue endurance.- Provides outstanding impact resistance.- Exhibits superior toughness.- Formulated as a non-sagging gel.- Incorporates low shrink technology.- Characterized by extremely low exotherm during cure.

Key Properties

- Work Time: 40-50 minutes.- Fixture Time: 100-130 minutes (to achieve approximately 500-1000 psi).- Gap Tolerance: 0.03 - 1.5 inches (0.75 - 38 mm).- Tensile Strength: 2,000 – 2,800 psi (13.4 – 19.3 MPa).- Shear Strength: 1,700 – 2,300 psi (11.7 – 15.8 MPa).- Elongation at Break: > 60%.- Operating Temperature: -40°F – 180°F (-40°C – 82°C).- Color: Black (also available in Blue).- Viscosity (Part A): 190,000 - 250,000 cP.- Viscosity (Part B): 35,000 - 70,000 cP.- Cures at room temperature.- Exhibits excellent resistance to hydrocarbons, acids and bases (pH 3-10), and salt solutions.- Susceptible to polar solvents, strong acids, and strong bases.

Surface Compatibility

- Thermoplastics: Including ABS/ABS Blends, Acrylics, PBT, Polycarbonate, Rigid PVC, and TPUs.- Metals: Such as Aluminum, Stainless Steel, Raw Steel, Coated Metals, Powder coated, and E-coated Metals.- Composites: Including DCPD, FRP, Gelcoat, Phenolics, Epoxy Based Composites, and RIM.

Known backups / known substitutes

- Infinity Bond MMA 2245 Structural Marine Adhesive- Plexus MA2230- Plexus MA2045- Plexus MA3940- Plexus MA420- Plexus MA425- Plexus MA530- Plexus MA320- Plexus MA330- Plexus MA8110

Comparison Note

Plexus MA2245 is a high-performance methacrylate adhesive renowned for its ability to form strong, durable bonds with minimal surface preparation. It is particularly effective in gap-filling applications within demanding environments such as the marine and transportation industries. Alternative products typically share similar methacrylate chemistry and are suitable for comparable applications, though they may vary in aspects like work life, handling strength, and specific formulations.