SK-4393
Sikaflex®-221 multi-purpose black polyurethane adhesive/sealant is suitable for application on metals metal primers and paint coatings (2-C systems) ceramic materials and plastics.
The one-component sealant cures on exposure to atmospheric humidity and is suitable for making permanent elastic seals of high adhesive strength.
NOTE: Sikaflex®-221 is suitable for professional users only. The user should seek manufacturer’s advice and perform tests on original substrates before using this product on materials prone to stress cracking.
The one-component sealant cures on exposure to atmospheric humidity and is suitable for making permanent elastic seals of high adhesive strength.
NOTE: Sikaflex®-221 is suitable for professional users only. The user should seek manufacturer’s advice and perform tests on original substrates before using this product on materials prone to stress cracking.