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NPT · Marine Adhesives & Sealants
SiMP-Seal 640
An elastic SiMP adhesive and sealant for marine and industrial assembly, ventilation and transport applications. It cures with atmospheric moisture to form a durable flexible bond or seal.
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View documentation 4 files & links ↓Key features
- No solvents or isocyanates
- Gun-applied, non-sag paste with convenient tooling
- Designed for colour stability, weather resistance and bubble-free cure
- Can be painted with compatible systems after testing
Specifications
| Chemistry | One-component SiMP |
|---|---|
| Applications | Flexible bonding and sealing |
| Manufacturer certification | IMO FTP Code Annex 1 Parts 5 and 2, and Annex 2 |
| Application guidance | Refer to the technical sheet for preparation and certification scope |
| Shore A hardness | Approx. 55 |
| Tack-free time | Approx. 10 minutes at 23°C / 50% RH |
| Cure depth in 24 hours | Approx. 2.1 mm at 23°C / 50% RH |
| Tensile strength | Approx. 2.1 N/mm² |
| Elongation at break | Approx. 300% |
| Application temperature | +5°C to +40°C |
Product resources
Documentation
Manuals, technical information and catalogues for SiMP-Seal 640.
Product documents & support
SiMP-Seal 640 — Technical data sheet (PDF)NPT technical sheet · English · TDS2020 Eng ver 1.1 (853 KB)Download PDF ↓
NPT manufacturer product pageOfficial product information and latest updatesNPT safety data portal — login requiredManufacturer account required. Contact Custom Marine to request the current product SDS.Brand catalogue
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