3M Polyurethane Sealant 540 is a versatile, high-performance adhesive designed for challenging industrial, transportation, and construction applications. This moisture-curing sealant creates strong, flexible bonds between a wide variety of materials, including plastics, fiberglass, metals, and wood. With its exceptional weather resistance and durability, 3M Polyurethane Sealant 540 is the ideal solution for both interior and exterior projects.
Key Features and Benefits
- Multi-Purpose Bonding: Adheres to plastics, fiberglass, metals, and wood, offering increased design flexibility and reducing the need for multiple adhesives.
- Weather-Resistant: Excellent UV resistance and performance in temperatures from -40°F to 194°F (-40°C to 90°C), ensuring long-lasting bonds in extreme environments.
- Flexible and Durable: Low Shore A hardness and high tensile strength provide elasticity for shock absorption and long-term joint movement.
- Paintable: Forms a skin in 60-90 minutes that can be painted once fully cured, allowing for improved aesthetics and customization.
- Easy to Use: Single-component formula simplifies application and reduces production time.
Product Details
3M Polyurethane Sealant 540 comes in a convenient 400 mL sausage pack, with 12 packs per case. The gray color offers a neutral appearance suitable for various applications. This sealant can replace mechanical fasteners in many situations, streamlining assembly processes and improving overall product design.
Applications
Ideal for vertical and horizontal panel bonding, joint sealing, aluminum curtain walls, and storefronts. Extensively used in transportation manufacturing, including bus, rail, truck, and trailer assembly. Perfect for applications where a strong, flexible, and weather-resistant bond is crucial.
Usage Tips
For best results, ensure surfaces are clean, dry, and free from grease or oil. Apply using a 3M Manual or Pneumatic Applicator for precise dispensing. Allow the sealant to fully cure before exposing to stress or painting. Always refer to the manufacturer's documentation for detailed application instructions.
Why Choose 3M Polyurethane Sealant 540?
3M Polyurethane Sealant 540 offers a unique combination of strength, flexibility, and weather resistance. Its versatility makes it an excellent choice for a wide range of industrial and construction applications, potentially reducing inventory and simplifying procurement. With its paintable surface and ease of use, this sealant provides both functional and aesthetic benefits, making it a valuable addition to your adhesive arsenal.
Product ID: 3M 540 UPC: 00-068060-47198-7, 00068060471987 Stock ID: 62-5485-3532-7, 62548535327, 7100198006
Brand : 3M™
Adhesive Type : Polyurethane
Application : Air Barrier
Application Method : Hand or pressure caulk
Application Temperature From (Celsius) : 5.0 Degree Celsius
Application Temperature To (Celsius) : 35.0 Degree Celsius
Assembly Type : Sealing
Color Family : Gray
Container Volume : 400.0 ml
Full Cure Time : >3 mm/24 hr
Hardness : 40 Shore A
Industries : Construction, General Industrial, Transportation
Maximum Operating Temperature (Celsius) : 90.0 Degree Celsius
Maximum Operating Temperature (Fahrenheit) : 194.0 none
Minimum Operating Temperature (Celsius) : -40.0 Degree Celsius
Minimum Operating Temperature (Fahrenheit) : -40.0 Degree Fahrenheit
Modulus at 100% : 58 Pound-Force Per Square Inch
Physical Form : Medium paste
Product Color : Gray
Product Form : Sausage
Product Type : Sealant
Regulatory Key : AD-01290
Solids Weight Percent (Approximate) : 90 Percent
Tack-free Time : 1 Hour
Tensile Strength (Imperial) : 250 psi
Units per Case : 12.0
Volume (Imperial) : 13.526 fl oz, 13.526
Volume (Metric) : 400.0, 400.0 mL
Units per Pallet : 1380 Pack
Harmonizing Code : 3214100010
ECCN : EAR99