PLEXUS MA425 490ml 10:1 Ratio Cartridge Two-part Methacrylate Adhesive - Blue IT151X

Product Name

PLEXUS MA425 490ml 10:1 Ratio Cartridge Two-part Methacrylate Adhesive - Blue IT151X

Brief Description

Plexus MA425 is a two-part methacrylate adhesive engineered for the structural bonding of thermoplastic, metal, and composite assemblies. It is highly regarded for its robust strength, exceptional toughness, and superior impact and fatigue resistance, often requiring minimal surface preparation.

Popular Applications & Uses

- Structural bonding in transportation and marine industries.- Bonding of various metals including aluminum, stainless steel, and raw steel.- Adhering a wide range of thermoplastics such as ABS, acrylics, PVC, polyesters, and urethanes.- Assembly of panels and components in trucks, buses, and rail vehicles, including side panels, roof panels, and interior fixtures.- Marine construction for bonding hulls, deck liners, and internal boat fixtures.- Fabrication of signage and display units.- Manufacturing of solid surfaces and countertops.- Bonding aluminum composite panels in building and construction projects.

Industries that Commonly Use It

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

Special and Unique Features

- Two-part methacrylate adhesive system.- Convenient 10:1 mix ratio.- Requires minimal to no surface preparation for many substrates.- Exhibits excellent fatigue endurance.- Provides outstanding impact resistance.- Offers superior toughness for durable bonds.- Dispenses as a non-sagging gel, ideal for vertical or overhead applications.- Cures at room temperature.- Capable of bonding dissimilar materials, such as metal to plastic.- Features high elongation for flexibility.- Good gap-filling capabilities, accommodating gaps from 0.75 mm to 9.5 mm (0.03 in. to 0.375 in.).

Key Properties

- Mixed Color: Blue.- Working Time: 30-35 minutes.- Fixture Time: 80-90 minutes.- Operating Temperature Range: -40°F to 180°F (-40°C to 82°C).- Tensile Strength: 2,000 – 2,600 psi (13.8 – 17.9 MPa).- Lap Shear Strength: 1,600 – 2,600 psi (11.0 – 17.9 MPa).- Strain to Failure (Elongation): 110-150%.- Chemical Resistance: Excellent to hydrocarbons, acids and bases (pH 3-10), and salt solutions.- Susceptibility: Polar solvents, strong acids and bases.

Surface Compatibility

- ABS- Acrylics- FRP (Fiber Reinforced Plastic)- Gelcoats- PVC (Polyvinyl Chloride)- Polyesters (including DCPD modified)- Styrenics- Urethanes (general)- Vinyl Esters- Aluminum- Stainless Steel- Raw Steel- Painted/Coated Metals- Composites (general)- PMMA- PBT- Polycarbonate- RIM- Phenolics- Epoxy Based Composites- SMC- Laminate

Known backups / known substitutes

- Maven MMA425- Other Plexus MMA adhesives (e.g., MA300, MA310, MA320, MA420, MA422, MA530, MA550, MA830, MA920, MA1020, MA1025, MA2015, MA2030, MA832, MA3940)- Resinlab AR4315- General MMA adhesives from brands such as 3M, ASI, Devcon, Infinity Bond, LOCTITE, LORD, SCIGRIP, and Sika.

Comparison Note

Plexus MA425 distinguishes itself with a longer working time of 30-35 minutes, which is beneficial for larger assemblies or applications requiring more precise positioning, unlike faster-curing MMA adhesives such as Plexus MA420 (4-6 minutes) or MA300 (3-6 minutes). Its unique blend of excellent fatigue endurance, outstanding impact resistance, and superior toughness, coupled with minimal surface preparation requirements, offers a significant advantage over traditional mechanical fasteners, welding, or more brittle epoxy adhesives.