Sika Sikaflex 227 Polyurethane Sealant Gray is a one component, moisture curing, elastic adhesive/sealant that is used for waterproofing and sealing exterior seams, joints, and substrates such as plastics, metal, wood, steel, and aluminum. It is non-sagging, fast curing, odorless, fast-skinning, and non-staining. It is resistant to tears, weather, road salts, fresh water, and water-based cleaning chemicals. 300 mL Cartridge.
| Typical Use: | Use on exposed and concealed lap seams, rivet seams, joints of aluminum, steel, coated metals and wood, expansion and control joints. | 
| Brand: | Sikaflex | 
| Chemical Composition: | Polyurethane | 
| Color: | Gray | 
| Components: | 1 part | 
| Elongation: | 600% @ break | 
| Flash Point: | 61.6 °C | 
| Hardness: | 40 A | 
| Service Temperature: | -40 to 90 °C | 
| Specific Gravity: | 1.27 | 
| Tack Free Time: | 40min | 
| Tensile Strength: | 245 psi |