Product Name
PLEXUS 41100 - H4110 400ml
Brief Description
Plexus H4110 is an elastic semi-structural two-part hybrid adhesive designed to form flexible and strong connections with a wide variety of substrates. It is specifically formulated for bonding composites, thermoplastics, metals, wood, concrete, and cement. This product offers excellent environmental resistance, superior gap-filling capabilities, and inherent flexibility, making it suitable for demanding applications.
Popular Applications & Uses
- Bonding body panels, structural components, and interior trim in automotive assembly.- Joining fiberglass components, deck fittings, and performing hull repairs in marine manufacturing.- Adhering architectural panels, concrete elements, and signage in construction and infrastructure projects.- General industrial bonding of metal fabrications, plastic components, and composite materials.- Effective for bonding difficult-to-bond polyolefin plastics such as TPOs, HDPE, and PP, often without the need for primers.- Used in solar bonding applications.- Employed by bus, truck, and rail manufacturers for bonding floors, interior panels, dividers, roof assemblies, and composite body panels.
Industries that Commonly Use It
- Aerospace/Defense- Automotive Service/Repair- Cabinet & Woodworking- Construction/ Building Services- Concrete- Fabrication- General Manufacturing- Marine- Metal Fabrication- Plastic Fabrication- Sign & Display- Transportation/ Specialty Vehicle- Energy
Special and Unique Features
- Elastic semi-structural bonding that forms flexible connections, allowing for joint movement and resistance to vibration and impact.- Excellent environmental resistance, capable of withstanding exposure to humidity, salt spray, and weathering.- Features low exotherm and low shrinkage, which minimizes stress on bonded substrates and ensures dimensional stability.- Supplied as a non-sagging gel, making it ideal for vertical or overhead applications.- Characterized by low odor and low VOCs, contributing to a safer working environment.- Offers primerless adhesion to many metals and composites, simplifying surface preparation.- Easy to use with a convenient 1:1 mix ratio and a fast fixture time for quick assembly.
Key Properties
- Chemistry: Two-part hybrid adhesive (SMP-Epoxy)- Mix Ratio: 1:1 by volume- Working Time: 8 to 12 minutes (typically 9-11 minutes)- Handling Time: 65 to 75 minutes- 80% Cure Time: 24 hours or less at 75°F (24°C)- Full Strength: Achieved in 7 days- Tensile Strength: 950 psi (6.5 MPa)- Tensile Elongation: 150%- Operating Temperature: -40°F to 180°F (-40°C to 80°C)- Viscosity: Non-sagging gel
Surface Compatibility
- Composites: Including FRP, epoxy-based composites, DCPD, Gelcoat, Phenolics, and RIM.- Thermoplastics: Such as PET, Nylon, PBT, TPOs, HDPE, and PP.- Metals: Including aluminum, stainless steel, raw steel, coated metals, and galvanized/zinc coated metals.- Wood- Concrete and Cement- Glass (with primerless adhesion)
Known backups / known substitutes
- Infinity Bond EP H3500 All Purpose Non Sag Epoxy is a recommended alternative.- Other Plexus methacrylate adhesives (e.g., MA300, MA310, MA320, MA420, MA830, MA832) offer various structural bonding solutions depending on specific application requirements.- General structural epoxies and methacrylates from manufacturers like 3M, LOCTITE, LORD, Sika, and Devcon.
Comparison Note
Plexus H4110 stands out as an elastic, semi-structural hybrid adhesive that provides a unique balance of high strength and flexibility. Unlike traditional rigid structural adhesives, its elastic properties allow for significant joint movement and superior impact resistance, which is crucial in dynamic applications. It offers primerless adhesion to a broad range of substrates, simplifying manufacturing processes by eliminating extra steps often required by other adhesives or mechanical fasteners. Compared to conventional joining methods like rivets or tapes, H4110 avoids concentrated stress points and offers excellent gap-filling capabilities, leading to more durable and aesthetically pleasing bonds. Its low exotherm and shrinkage also minimize stress on bonded materials, preventing issues like print-through or panel ripples.
