Product description One component polyurethane joint sealant is a durable elasticity moisture curing polyurethane polymer based road joint filling material. It is widely applied in filling road joints for the excellent properties and easy application Typical applications 1.Suitable for sealing and filling the expansion joints and settlement joints of airport runways, highways, building roofs, underground parking, storage yards, industrial floors, driveways, loading docks and basement. 2. Cracks maintenance for highways, plaza, roofs, bridges and epoxy floors etc. Key features 1.One component, easy to application, free solvent, non-toxic and odorless after curing, environment-friendly 2.Self-leveling, excellent flowability, easy to raked joint operation 3.Durable flexibility, no crack, excellent sealing and waterproofing properties 4. High movement, no cracking, no falling off, suitable for sealing jonts for all kind of concrete road 5. The new and used sealant have good compatibility, easy to repair 6.Excellent resistance to water, oil, acid, alkali and puncture Technical data table Property standard/unitsvalue Product item ----- pu820 , Appearancevisual inspectiongray, homogeneous paste , Density g/m3 1.35â±0.1 Flow ability mmself-leveling , Solid content %98 , Surface dry timehour â?¤4 , Tack free time hour 6~16 , Fully cured timehour 24