Description

Sikaflex®-221 is a high-quality multi-purpose 1-component polyurethane adhesive / sealant that cures on exposure to atmospheric humidity. It is suitable for internal sealing and simple bonding applications.

Uses

Sikaflex®-221 bonds well to a wide variety of substrates and is suitable for making permanent elastic seals of high adhesive strength. Suitable substrate materials are metals, metal primers and paint coatings (2-C systems), ceramic materials and plastics.

Advantages

• Bonds well to a wide variety of substrates
• Resistant to ageing
• Can be painted
• Can be sanded
• Non-corrosive
• Low odour
• NSF-approved for incidental food contact