Sikaflex-521 UV is a weather-resistant, single-component adhesive/sealant based on silane-terminated polymer (STP) with a wide range of adhesion properties. The product adheres well to metal surfaces, ABS, PC, reinforced plastics and wood surfaces, usually without the need for special surface preparation.
- Contents: 300ml
- Colours: black and white
- Weather- and ageing-resistant.
- Can be painted over and sanded down.
- Mild odour.
- Sikaflex-521 UV adheres well to a wide range of materials for sealing and bonding.
- Suitable surfaces include wood, metals, metal primers and painted surfaces (two-component systems), ceramics and plastics.
- This versatile product is suitable for both internal and external sealing applications.
Follow the manufacturer’s instructions and carry out preliminary tests on the original materials before using Sikaflex-521 UV on plastic surfaces that are susceptible to stress cracking. This product is intended for professional use only. The product must be tested on the actual material surfaces and under the intended conditions of use to ensure adhesion and compatibility.
