Sikaflex®-527 AT is a 1-component Silan Terminated Polymer (STP) sealant that cures with exposure to atmospheric humidity. It is made for multipurpose elastic joints for both the interior and exterior of the vehicle body. Sikaflex®-527 AT adheres well to most materials commonly used in body shops.

• 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 odour
• Non-corrosive
• Solvent and isocyanate-free
• Silicone and PVC-free

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.