Feature

●High electrical resistance
●Resistant to UV radiation
●Very low VOC/solvent free
●Silicone and PVC-free
●Low odor, Elastic, Isocyanate-free
●Resistant to aging and weathering
●Bonds well to a wide variety of substrates without the need for special pre-treatment


Description

Sikaflex-521 UV is a multi-purpose, UV resistant, non-sag, elastic, one-part silane-terminated polymer sealant, which cures on exposure to atmospheric moisture to form a durable elastomer. Sikaflex-521 UV is solvent and isocyanate free.