Description
A multi-purpose one-component polyurethane adhesive/sealant that cures on exposure to atmospheric humidity. This high-quality Sikaflex®-221 is brown in colour and suitable for internal sealing and simple bonding applications. It bonds well to a range of substrates including metals, metal primers and paint coatings (2-C systems), ceramic materials and plastics.
NOTE: Sikaflex® 221 is suitable for experienced professional users only. Please seek manufacturer’s advice and perform tests on original substrates before using this product on materials prone to stress cracking.
Key Features
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
