Sikaflex 221 300ml - grey PACK OF 4

PACK OF 4 - Chemical base: Silane-terminated polymer (STP) Colour (CQP001-1): grey Cure mechanism: moisture curing Density before curing: 1.3 kg/l Stability: good Application temperature: 5 to 40°C Skin formation time (CQP019-1): 60 minutes (23°C) Volume change (CQP014-1): -5%. Shore A hardness (CQP023-1 / ISO 7619-1): 40 Tensile strength (CQP036-1 / ISO 527): 1.8 MPa Elongation at break (CQP036-1 / ISO 527): 500 Tear strength (CQP045-1 / ISO 34): 7 N/mm Shelf life (CQP016-1): 12 months if stored below 25°C Sikaflex®-221 Sikaflex®-221 is a multifunctional adhesive and sealant with a broad adhesion spectrum. It is also a versatile one-component polyurethane adhesive and sealant for a wide range of surfaces, such as metals, primers and coatings (two-component systems), ceramic materials and plastics. Sikaflex®-221 is suitable for the production of permanently elastic joints. Good adhesion to a variety of surfaces Resistant to ageing Sandable and repaintable Product advantages Good adhesion to a variety of surfaces Resistant to ageing Sandable and repaintable Tested according to EN45545-2 R1/R7 HL3 Non-corrosive Low odor Application: Sikaflex®-221 adheres well to a variety of surfaces and is suitable for permanently elastic waterproofing. Suitable surfaces include metals, primers and paints (two-component systems), ceramic materials, and plastics. Observe the manufacturer's recommendations before using Sikaflex®-221 on materials susceptible to stress cracking. Pre-tests must be performed with original materials to avoid stress cracking. This product is suitable for experienced users only. To ensure adhesion and material compatibility, preliminary tests must be conducted with original materials and conditions.