3M Polyurethane Sealant 540 is a high-performance, moisture-curing adhesive designed for versatile bonding and sealing applications. This professional-grade sealant forms strong, flexible bonds between a wide variety of materials, making it an ideal solution for industrial, transportation, and construction projects where durability and weather resistance are crucial.
Key Features and Benefits
- Versatile Bonding: Adheres to plastics, fiberglass, metals, wood, and more, offering increased design flexibility
- Weather Resistant: Maintains performance in temperatures from -40°F to 194°F (-40°C to 90°C), ideal for challenging outdoor environments
- Easy Application: Single-component formula simplifies production and fills gaps effectively
- Flexible Strength: High tensile strength combined with low Shore A hardness for shock absorption and long-term joint movement
- Paintable: Forms a skin in 60-90 minutes that can be painted once fully cured, improving final appearance
Product Details
3M Polyurethane Sealant 540 comes in a convenient 600 mL sausage pack, with 12 packs per case. This gray sealant offers good UV resistance and low modulus, ensuring long-lasting performance in extreme service environments.
Applications
Ideal for vertical and horizontal panel bonding, joint sealing, aluminum curtain walls, and storefronts. Excels in transportation manufacturing for buses, rail cars, trucks, and trailers. Can replace mechanical fasteners in many situations, offering a cleaner, more streamlined appearance.
Usage Tips
For best results, ensure surfaces are clean, dry, and free of grease before application. Use with a compatible 3M Manual or Pneumatic Applicator for precise dispensing. Allow full cure time before exposing to heavy stress or weathering.
Why Choose 3M Polyurethane Sealant 540?
This innovative sealant combines ease of use with professional-grade performance, offering a versatile solution for challenging bonding and sealing applications. Its ability to create durable, weather-resistant bonds across diverse materials makes it an invaluable tool for manufacturers, contractors, and maintenance professionals seeking to improve efficiency and product quality.
For detailed usage instructions and product specifications, please refer to the manufacturer's documentation or contact our customer support team.
Product ID: 3M 540 UPC: 00-068060-47199-4, 00068060471994 Stock ID: 62-5485-3933-7, 62548539337, 7100198007
Brand : 3M™
Adhesive Type : Polyurethane
Application : Wall & Door Panel Attachment, Trim & Molding Attachment
Application Method : Liquid
Assembly Type : Sealing
Full Cure Time : >3 mm/24 hr
Hardness : 40 Shore A
Industries : General Industrial, Transportation, Construction
Product Color : Black
Product Form : Package
Product Type : Flashing Accessory
Solids Weight Percent (Approximate) : 90 Percent
Substrate : Nylon, Wood & Hardboard, Plastics (Flexible Vinyl), Acrylic, Medium Surface Energy, (38-39 Dynes/cm), High Pressure Laminate, Stainless Steel, Painted Surface, Easy-to-Bond (HSE), Plastics (ABS, PVC, Acrylic), PVC, Metal, Wood, Plastics: HSE, MSE (ABS, Acrylic, Polycaronate, Nylon), Vinyl Plasticized, Fiberglass Reinforced Plastic, Paints (Powder Coat, Painted Metal, Composite Panel), Medium-High Surface Energy, (42-50 Dynes/cm), Fiberglass Insulation, Rubber (Except EPDM), Neoprene, Plastic, Easy-to-Bond (HSE), Aluminum, Glass, Clear Coats, Painted Textured Surfaces, Glass & Ceramics, Foam, Rigid Foam (Beadboard Styrene), Medium-Low Surface Energy, (36-37 Dynes/cm), Rigid Foam (Urethane), High Surface Energy, (400-1100 Dynes/cm), Metal (Painted), Bare Metal, Polystyrene Foam, Plastics (High Performance Nylon), ABS, Metal (Unpainted), Paint, Stone
Substrate 1 : Stainless Steel, Wood, Aluminum, Cold Rolled Steel, Green FRP, Plain Glass, Polycarbonate, Painted Surface, Powder Coated Metal, Concrete
Substrate 2 : Concrete, Painted Surface, Powder Coated Metal, Aluminum, Stainless Steel, Wood, Cold Rolled Steel, Green FRP, Plain Glass, Polycarbonate
Tack-free Time : 1 Hour
Tensile Strength (Imperial) : 250 psi
Volume (Metric) : 600.0 mL
Units per Pallet : 900 Pack
Harmonizing Code : 3214100010
ECCN : EAR99