Silicone adhesive sealant flex®-527 AT

polymersingle-componentfor auto body

Sikaflex®-527 AT is a 1-component Silan Terminated Polymer (STP) sealant that cures at exposure to atmospheric humidity. It is made for multipurpose elastic joints for interior and exterior of the vehicle body. Sikaflex®-527 AT adheres well to most materials commonly used in body shop. Fast curing Excellent working properties Over paintable with water-based paint systems Good adhesion to a wide variety of substrates without primer Ageing and weathering resistant Low odor Non-corrosive Solvent and isocyanate-free Silicone and PVC-free Areas of Application Sikaflex®-527 AT is suitable for sealing, seam sealing, simple bonding as well as for vibration reduction and sound dampening measures in collision repair and vehicle body construction. It adheres well to most the materials commonly used in body shops, e.g. metal primers and paint coatings, metals, painted plastics and plastics. Seek manufacturer’s advice and perform tests on original substrates before using Sikaflex®-527 AT on materials prone to stress cracking. This product is suitable for experienced professional users only. Tests with actual substrates and conditions have to be performed ensuring adhesion and material compatibility. Surface preparation Surfaces must be clean, dry and free from grease, oil, dust and contaminants. Surface treatment depends on the specific nature of the substrates and is crucial for a long lasting bond. Suggestions for surface preparation may be found on the current edition of the appropriate Sika® Pre-treatment Chart. Consider that these suggestions are based on experience and have in any case to be verified by tests on original substrates.