CYH-202 Semi-hydrophobic Polyurethane Grouting is
used to stop leaks and fill underground voids. CYH-202 is
a polymer solution which cures when reacted with water.
CYH-202 not only stop the water; it can decrease
deterioration of steel bar or other internal features of the
concrete.
USAGE
Area of Application Includes:
Retaining Walls.
Bathroom.
Floor Slab.
Underground Roadway.
Terraces & balconies.
Subway Tunnel.
RC Gutter & Planter boxes.
Swimming Pools.
Suspended Floors.
Basement & fountain.
ADVANTAGES
Underwater injection approved.
Good elastic strength, tolerant of movement.
Inert after curing, constant volume, no shrinkage.
Foam increases in volume to fill cavities and voids.
Excellent bond to wet surfaces.
Negative side application possible.
Deep penetration into very small cracks.
Does not create new cracks.
PROPERTIES
Form Single Part Liquid
Color Transparent
Solubility in Water Semi-Hydrophobic
Density, g/mL 1.09
Viscosity, cPs
(KS F 4923)
150 - 250
Maximum Expansion 17 times
Reaction Time at 20°C 10 seconds
Gel Time at 20°C 50 seconds
Elongation at Break, % > 30
Strength (Sand-filled) 3 MPa
Foam Appearance White Polyurethane
Foam
Corrosivity Non-corrosive
Chemical Resistance Resistant to organic
solvent, mild acid, and
alkali