Sika Sikaflex® 529 EVO Seam Sealant (300ml)

Sikaflex® 529 Evolution Seam Sealer – Isocyanate-Free (300 ml)

Sikaflex®-529 Evolution is a modern, isocyanate-free, one-component, silane-modified polymer (STP) based sprayable seam sealer. It cures through atmospheric moisture, forming a durable, flexible, factory-like OEM texture. Designed for professional body shop use, it enables fast and accurate reproduction of original seams, joints and protective structures on vehicle body panels. The product adheres excellently to all common substrates used in automotive repair such as primers, coated metals, bare metals, painted plastics and various plastics.

Application

Sikaflex®-529 Evolution is designed for seam sealing, overlapping joints, OEM-texture reproduction and stone-chip protection on vehicle bodywork. It reliably restores factory-grade appearance and improves resistance against mechanical impacts, road debris and corrosion.

It adheres well to most surfaces used in professional body repair: primers, paint coatings, metals, coated metals, painted plastics and various plastics. It can be sprayed or applied as a bead and smoothed within the skin formation time. Perfect for body shops, collision repair professionals and automotive refinishing specialists where precise texture reproduction is essential.

Product Advantages

• Isocyanate-free STP technology
• OEM-original structure can be easily reproduced
• Excellent adhesion to most automotive substrates
• Sprayable or extrudable bead application
• Low overspray, easy to process
• Fast skinning and suitable curing behaviour
• Repaintable with many paint systems (including wet-on-wet)
• Good acoustic damping and vibration absorption
• Low odour
• Solvent-free, silicone-free, PVC-free
• Improved resistance to stone-chip and corrosion

Test the product on the specific substrate before use, especially on stress-sensitive materials. Sikaflex®-529 Evolution is recommended for professional, experienced users to ensure optimal adhesion and durable results.