Plexus MA8105 – MMA Structural Adhesive for Metals and Plastics, Fast

General Description

Plexus MA8105, a next-generation methyl methacrylate (MMA) structural adhesive, is setting new standards for bonding metals and plastics. Developed by ITW Performance Polymers, this advanced adhesive leverages over 35 years of expertise to deliver unmatched versatility and mechanical strength. It is the ultimate choice for industrial applications requiring a reliable and robust adhesive solution, offering superior performance across a wide array of substrates.

Product Properties

• Broad Adhesion: Capable of strongly bonding raw metals, coated metals, composites, rubbers, and various thermoplastics, making it ideal for diverse multi-material applications.
• High Temperature Resistance: Maintains structural integrity and shear strength at high temperatures, up to 180°F (82°C), outperforming many competitors in extreme conditions.
• Fast Curing: Features a quick 12-15 minute fixture time at room temperature and a 5-minute working time, significantly boosting manufacturing efficiency.
• Tack-Free Curing: Eliminates the need for additional surface preparation or post-curing treatments, simplifying the application process.
• Reduced Odor: Designed with a substantially lower odor profile compared to many acrylate adhesives, enhancing workplace safety and comfort.

Properties

• Color: Gray
• Mix Ratio: 1:1 (v/v)
• Shear Strength: 1,800 – 2,700 psi (12.4 – 18.6 MPa)
• Viscosity:
  • Adhesive: 50,000 – 120,000 cP
  • Activator: 50,000 – 120,000 cP
• Working Time: 3 – 6 minutes
• Fixture Time: 12 – 16 minutes
• Tensile Strength: 3,000 psi – 3,600 psi (20.7 – 24.8 MPa)
• Tensile Elongation: 20 – 40 %

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

Product Applications

• Automotive Industry: Ideal for bonding metal and plastic components in vehicle production, enhancing structural durability and efficiency.
• Aerospace Industry: Suitable for aircraft and spacecraft assembly, ensuring reliable performance under demanding conditions.
• Construction Industry: Facilitates effective adhesion of metal and plastic in building projects, improving construction speed and stability.
• Electronics Industry: Perfect for bonding electronic components and substrates, supporting high-performance and reliable electronics manufacturing.
• Medical Devices: Provides a reliable solution for adhering medical implants and devices, ensuring biocompatibility and durability.