Polyurethane road caulking glue
Polyurethane road caulking glue is a new two-component polymer material, which is widely used in the construction of highway joints, airport aprons, expansion joints of runway bridge decks, underground tunnels, reservoirs, dams and other joints. .
1. Performance Characteristics
The product has high strength, high elongation, and strong adhesion.
The product is wear-resistant, water-resistant and resistant to high and low temperatures.
Construction at normal temperature will cause no pollution to the human body and the environment.
It can be self-leveling and has good thixotropic performance when encountering vertical surface construction and will not flow.
Two technical indicators implementation/standard
Experimental items
Technical indicators
Density,/
Specified value
Fluidity
Sag type
Leveling type
Smooth and flat
Surface drying time
Extrudability,/
Adaptation period
Elastic recovery rate,
Tensile modulus
℃
or
and
℃
Fixed elongation Adhesion
No damage
Adhesion after water immersion
No damage
Adhesion after cold drawing and hot pressing
No damage
Quality Loss rate,
Note that this item is only applicable to single-component products.
Note that this item only applies to multi-component products, and other index values agreed between the supplier and the buyer are allowed.
Three-use instructions
Clean the soil or debris in the joints, and then use high-pressure air to blow away the floating dust.
Foam backing strips embedded in seams.
Pour the ingredients into the ingredients according to the proportion and stir for 10 minutes using electric power.
The mixed mixture needs to be poured into the joints with a pouring tool within hours.
Four-transport storage packaging
Group, / group.
The product is stored in a dry, ventilated and cool place. The shelf life is unopened and has a shelf life of one month from the date of production.
Processing of transporting non-dangerous goods
Polyurethane road caulking glue