Sikaflex 521UV is a multi-purpose, non-sag,elastic 1-c sealant based on a polyurethane-hybrid compound.
(UK Mainland only)
Sikaflex 521UV is a multi-purpose, non-sag,elastic 1-c sealant based on a polyurethane-hybrid compound.
It bonds well to a wide variety of substrates and is suitable for making permanent, high-bonding strength elastic seals.
Suitable substrate materials are timber, metals, metal primers and paint coatings (2-c systems), ceramic materials and plastics.
It is UV, ageing- and weathering-resistant.
It can be painted over.
It is also silicone and PVC-free
Sika Part Number: 54864
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Sikaflex 521UV is a multi-purpose, non-sag,elastic 1-c sealant based on a polyurethane-hybrid compound.
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