PU CONSTRUCTION SEALANT
GNS PU765 PU CONSTRUCTION SEALANT is a multifunction gun grade polyurethane based construction sealant, it is of high modulus and cures by reaction with atmospheric moisture to form a soft rubber like material with moderate elasticity and hight adhesion strength.
PRODUCT FEATURES
1. Suitable for joints where high resistance to penetration and pressure are required.
2. For joints where low movement capacity are required.
3. Joints in paving, airport and bridge runway.
4. Seams on water pipe(back to water).
APPLICATION INSTRUCTIONS
TYPICAL PROPERTIES
| Testing Items |
Performance |
| Appearance |
Black |
| Density (g/cm³) |
1.35±0.05 |
| Sagging propertise(mm) |
≤1 |
| Shore A-hardness(A°) |
61±3 |
| Tensile strength( Mpa) |
≥4.0 |
| Elongation at break (%) |
≥600 |
| Volatile content (%) |
≤4 |
| Tensile-share strength(Mpa) |
≥1.5 |
| Touch Dry time (min) |
≤180 |
| Curing speed (mm/24h) |
3~5 |
| Extrudability (g/min) |
80 |
| Pollution properties |
Non |
| Application temperature (ºC) |
+5~+35 |
| Shelf life(month) |
9 |
PACKAGING
310ml/pc,24pcs/ctn. 600ml/pc, 20pcs/ctn
Special size: Contact us for special size
STOREAGE AND SHELF LIFE
9 months in unopened packing store in temperature between +5ºC to +25ºC, Keep in cool, shade and well ventilated area. Always keep the can with the valve pointed upwards.
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