Sikaflex 221 White - Moisture Cure Polyurethane Adhesive, 300ml

Sale price$2,160.00

Product Highlights

  • Type: Urethane
  • Brand: Sika
  • Bonds: Cement, General Purpose, Metal, Plastic, Wood
  • Application: Bonding and Sealing, Product Assembly, Woodworking & Furniture, Marine

Sikaflex 221 Moisture Cure Polyurethane Sealant - White: The Industrial Adhesive and Sealant Solution

Simplify bonding and sealing tasks across manufacturing, assembly, and marine projects with Sikaflex 221 White. This premium, one-component polyurethane adhesive and sealant boasts exceptional strength, flexibility, and resistance to the elements, making it an invaluable asset for your industrial toolbox.

Key Features and Benefits:

  • Versatile Adhesion: Bonds to a vast array of substrates including metals, plastics, wood, concrete, and more.
  • High-Performance Sealing: Delivers watertight, airtight seals with excellent elasticity to handle movement and vibration.
  • Tough and Durable: Resists abrasion, weathering, UV radiation, and saltwater exposure for both internal and external applications.
  • Ease of Use: Non-sag formula for controlled application, plus the ability to be sanded and overpainted for a professional finish.

Typical Applications:

  • Structural bonding in manufacturing and assembly lines
  • Sealing expansion joints and floor seams
  • Marine deck caulking and sealing
  • Automotive and vehicle component bonding
  • HVAC ductwork sealing

Technical Specifications:

  • Chemical Base: 1-C polyurethane
  • Color: White
  • Density: Approx. 10.6 lbs/gallon
  • Shore A Hardness: Approx. 40 (after 28 days)
  • Elongation at Break: Approx. 600%
  • Tensile Strength: Approx. 260 psi
  • Movement Accommodation: +/- 12.5%
  • Service Temperature: -40°F to 195°F (-40°C to 90°C)
  • Shelf Life: 12 months (cartridges/unipacs); 6 months (drums/pails)

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