PU31 is formulated for construction application, it reacts with moisture in air and form stable sealant material with high adhesion and flexibility; It resists to water, acid, litmusless solvent, detergent without alkali, temporarily resistant to fuel, mineral oils, vegetable and animal fats and crude oils;

Technical Product Date:
Appearance paste;
Tack-free time 30-60minutes;
Curing time 2-6mm per 24 hours
Tensile strength >2.0mpas
Enlongation at break >450%
Tensile-shear strength >1.5mpas

Area of Application:
Construction(concrete, panel, etc) jointing and elastic sealing,
Permanent elastic sealing of expanding joints in bridge, high way and airports;