600ml, Color: White, Excellent adherent, weathering resistant sealant

Description

Sikaflex®-521 UV is a multi-purpose non-sag elastic 1-c sealant based on a polyurethane-hybrid compound, which cures on exposure to atmospheric humidity to form a durable elastomer. Sikaflex®-521 UV is manufactured in accordance with ISO 9001 / 14001 quality assurance system and with the responsible care program.

 

Product Benefits

- 1-C hybrid-formulation

- Elastic

- UV, ageing and weathering resistant

- Bonds well to a wide variety of substrates without the need for special pre-treatment

- Can be overpainted

- Can be sanded

- Low odour

- Non-corrosive

- High electrical resistance

- VOC and solvent-free

- Silicone- and PVC-free

 

Areas of Application

Sikaflex®-521 UV bonds well to a wide variety of substrates and is suitable for making permanent elastic seals of high bonding strength. Suitable substrate materials are timber, metals, metal primers and paint coatings (2-c systems), ceramic materials and plastics. Seek manufacturer’s advice before using on transparent materials that are prone to stress cracking.