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3M™ Polyurethane Adhesive Sealant 540

  • Flexible product for sealing applications
  • Low modulus product that is great for sealing between different materials
  • Retain ±25% joint movement capability
  • 45-60 Minute skin time
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Specifications
Brand
3M™
Full Cure
>3 mm/24 hr
Hardness
40 Shore A
Industries
Construction, General Industry, Transportation
Modulus at 100%
58 Pound-Force Per Square Inch
Solids Weight Percent (Approximate)
90 Percent
Substrates
ABS, Acrylic, Aluminum, Bare Metal, Clear Coats, Fiberglass Insulation, Fiberglass Reinforced Plastic, Foam, Glass, Glass & Ceramics, High Pressure Laminate, High Surface Energy, (400-1100 Dynes/cm), Medium Surface Energy, (38-39 Dynes/cm), Medium-High Surface Energy, (42-50 Dynes/cm), Medium-Low Surface Energy, (36-37 Dynes/cm), Metal, Metal (Painted), Metal (Unpainted), Neoprene, Nylon, Paint, Painted Surface, Easy-to-Bond (HSE), Painted Textured Surfaces, Paints (Powder Coat, Painted Metal, Composite Panel), Plastic, Easy-to-Bond (HSE), Plastics (ABS, PVC, Acrylic), Plastics (Flexible Vinyl), Plastics (High Performance Nylon), Plastics: HSE, MSE (ABS, Acrylic, Polycaronate, Nylon), Polystyrene Foam, PVC, Rigid Foam (Beadboard Styrene), Rigid Foam (Urethane), Rubber (Except EPDM), Stainless Steel, Stone, Vinyl Plasticized, Wood, Wood & Hardboard
Details
  • Flexible product for sealing applications
  • Low modulus product that is great for sealing between different materials
  • Retain ±25% joint movement capability
  • 45-60 Minute skin time

3M™ Polyurethane Adhesive Sealant 540 is a one component, polyurethane designed as a flexible sealant for transportation, metal working and many other applications.

Use 3M™ Polyurethane Adhesive Sealant 540 to seal vertical and horizontal expansion joints, aluminium curtain walls and storefronts, doors and windows, submerged applications and much more. Our high performance, one component, moisture curing sealant forms permanently elastic bonds, and is non-staining. It’s fast curing, and no mixing or priming is required for most applications. Tack-free in 60 minutes, the sealant is then paintable and offers excellent weather resistance. The sealant is available in a range of colours, including white, tan, bronze, grey and black. Additional colours are available for larger orders.

Suggested Applications

  • Seal a range of joints, doors and windows, plus more
  • Vertical and horizontal panel bonding and joint sealing
  • Aluminium curtain walls and storefronts
  • Transportation manufacturing (bus, rail, truck, trailer)
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