Sikaflex 221 Black Multi Purpose Non Sag Adhesive Sealer 310ml
Sikaflex-221 is a high quality, multi-purpose, non-sag, one component, polyurethane sealant that cures on exposure to atmospheric humidity to form a durable elastomer.
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.
CHARACTERISTICS AND ADVANTAGES
Resistant to ageing and weathering exposure
Can be overpainted
Can be sanded
Bonds well to a wide variety of substrates
NSF-approved for incidental food contact