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Sikaflex 521UV - External sealant adhesive 600ml

by Sika
Original price 67,90 zł - Original price 67,90 zł
Original price
67,90 zł
55,20 zł netto
67,90 zł - 67,90 zł
Current price 67,90 zł
55,20 zł netto
Color: black

Stock Available: 60

ikona dostawy Delivery: starts from 11,99 zł - [More]

Capacity: 600ml

Sikaflex 521 UV is an easy-adhesive, weather-resistant sealant made with Sika Silane Terminated Polymer (STP) technology, which cures to a durable elastomer on exposure to atmospheric moisture.

Sikaflex 521 UV is manufactured in accordance with the Quality and Environmental Management System according to ISO 9001/14001 standards, and the "responsible care" program.


  • resistant to aging and weather conditions
  • good adhesion to many surfaces, without the need for prior preparation
  • flexible
  • can be painted
  • can be sandblasted
  • odorless
  • non-corrosive
  • high electrical resistance
  • free from solvents and isocyanates
  • free from silicones and PVC


Sikaflex 521 UV exhibits good adhesion to a variety of surfaces. It is a suitable material for making durable, flexible seals. Materials that can be effectively and permanently sealed include: wood, various types of metals, primed metals, coated metals (2-component systems), ceramic materials and plastics.

Due to the possibility of stress cracking in transparent materials, the manufacturer's recommendations should be followed.

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Time to withdraw from the contract: 14 days

(detailed rules for returning products can be found in the tab: return of goods)


Time for a warranty claim: 2 years

(warranty excluded for entrepreneurs to the extent permitted by law)