N Mastic
N Mastic
Overview
Selleys N-Mastic is a non-skinning polybutene-based compound. It will remain permanently soft and paste-like.
- Non-hardening - remains permanently flexible to provide a lasting seal
- Good adhesion - adheres well to most substrates
- Moisture resistant - provides an excellent barrier to water vapour transmission
- Resists microbial attack
- Low shrinkage - avoids the risk of sealant pulling away from joint surfaces
- Wide service temperature range - withstands –40°C to +80°C service conditions
Usage
Suitable for
- Sealing concealed lap joints between plastics, metals, timber, glass, masonry, and expanded foam panels.
- Installation of cool rooms, prefabricated construction and gasket sealed windscreens to exclude draughts and water penetration through joints in materials.
Product File Downloads
Attributes
| Technology | Polybutene |
|---|---|
| Skin Time (23C/50%RH) | N/A |
| Movement Capability | ± 8% |
| Tensile Strength | N/A |
| Shore A Hardness | N/A |
| Curing rate (23C/50%RH) | N/A |