Sikaflex 221 Polyurethane Adhesive & Sealant by Sika - 300ml

Premium Polyurethane Sealant & Adhesive by Sika

Sikaflex 221 is a high-quality one-part polyurethane sealant and adhesive from Sika, a leading manufacturer of construction chemicals and industrial adhesives. This versatile product cures with atmospheric moisture to form a permanently elastic, high-strength bond that can be sanded and painted.

Key Features:

• Multi-purpose - bonds a wide variety of substrates including metals, aluminium, steel, and more
• High adhesion strength for permanent elastic sealing
• Non-sagging, odourless, and non-staining
• Suitable for interior and exterior applications
• Can be sanded and painted over
• Marine grade - excellent for boat & watercraft applications

Common Applications:

• Bonding vehicle trims, splitters, spoilers, and accessories
• Sealing joints in construction, automotive, and marine industries
• Elastic bonding of materials with different thermal expansion coefficients

If installation or fitting assistance is required, we offer professional parts fitting services - contact us for more information and prices.

FAQs:

• Q: How long does Sikaflex 221 take to cure?
  A: Initial skin formation occurs within 60-90 minutes. Full cure is achieved after 7 days at 25°C.
• Q: Can Sikaflex 221 be used outdoors?
  A: Yes, Sikaflex 221 has excellent weather and UV resistance, making it suitable for exterior applications.
• Q: What surfaces can I use Sikaflex 221 on?
  A: It bonds well to metals, aluminium, many plastics, glass, concrete, brickwork, and more.