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SPU Sealant
SPU Sealant is a one-component, moisture-curing, non-sag polyurethane sealant designed for professional joint sealing. It provides durable elastomeric sealing for interior and exterior applications.
Interior & Exterior Surfaces
Excellent Adhesion
Easy To Use
Quick Dry
Chemical Resistance
Uses
Characteristics
Properties
Used for interior and exterior joint sealing applications.
It is environmentally friendly product.
It provides high spreading rate and excellent elasticity with good tensile strength.
It helps reduce surface temperature by 5 to 10 °C.
It provides outstanding water and alkali resistance and good dirt pick-up resistance with high cleanability.
It addresses positive hydrostatic water pressure.
Crack bridging ability greater than or equal to 1.75 mm.
| Properties | Value |
|---|---|
| Cure system | Moisture cured PU |
| VOC | 25 gm/l (USEPA 24) |
| Joint movement capability | 25% |
| Sag flow | 0 mm (very good) |
| Service temperature | -40°C to +70°C |
| Tear strength | ~ 6 N/mm |
| Shore A hardness | ~ 30 A (28 days) |
| E-modulus | ~ 0.4 N/mm² at 100% elongation |
| Elongation at break | > 550% |
| Elastic recovery | > 70% |
| Packaging | 600 ml |
| Shelf life | 9 months (if stored at +10°C to +25°C) |
