Product Data Sheet

Sikaflex®-211 US is a multi-purpose 1-component polyurethane sealant that cures on exposure to atmospheric moisture. It bonds well to a wide variety of substrates and is suitable for making permenant elastic seals.

Product Benefits

• Bonds to a wide variety of substrates often without surface treatments/primers
• Very good gunnability and tooling characteristics
• Can be sanded and painted
• Short cut-off string
• Tested to ASTM E84 – Standard Test Method for Surface Burning Characteristics of Building Materials
• Tested to ASTM E90 – Standard Test Method for Laboratory Measurement of Airborne Sound Transmission Loss of Building Partitions and Elements

Areas of Application

• Sikaflex®-211 US is a multi-purpose sealant suitable for industrial sealing applications on most common substrates such as metals, metal primers and paint coatings (2-component systems), and fiber reinforced plastics. Seek manufacturer’s advice and perform tests on original substrates before using Sikaflex®211 US 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.