Description
Sika 521 UV 300ml – A Hybrid Sealant with Excellent UV Resistance
Sikaflex-521 UV is a one-component PUR-Hybrid sealant based on the Sika Silane Termi-nated Polymer (STP) technology. The product cures on exposure to atmospheric humidity to form a durable elastomer.
Product Benefits:
- Ageing and weathering resistant
- Bonds well to a wide variety of substrates without the need for special pre-treatment
- Elastic
- Can be overpainted
- Can be sanded
- Low odour
- Non-corrosive
- High electrical resistance
- Isocyanate and solvent-free
- Silicone and PVC free
Areas of Application Sikaflex-521 UV adheres well to a wide variety of substrates and is suitable for elastic sealing and bonding. Suitable substrate materials include timber, metals, metal primers and paint coatings (2-part systems), ceramic materials and plastics.
Avaliable Colours:
- Grey
- Black
- White
