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NPT · Marine Adhesives & Sealants
SiMP-Seal 650
An odourless SiMP adhesive and sealant for flexible marine and industrial assemblies. Its very-low-emission formulation is suitable where odour control matters, with short-term heat resistance for coating processes.
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View documentation 5 files & links ↓Key features
- Contains no solvents or isocyanates; NPT states zero VOC and no cure shrinkage
- Non-sag, gun-applied paste remains flexible and resists weathering
- Colour-stable finish; compatible paints require a preliminary test
- NPT lists approval for bonding FENIX material
Specifications
| Chemistry | One-component SiMP |
|---|---|
| Emission certification | EMICODE EC1 Plus, as stated by NPT |
| Short-term heat resistance | Up to +180°C for coating processes; follow technical-sheet limits |
| Applications | Elastic bonding and sealing in marine, transport and industrial assembly |
| Shore A hardness | Approx. 55 |
| Skin time | Approx. 20 minutes at 23°C / 50% RH |
| Cure depth in 24 hours | Approx. 2.7 mm at 23°C / 50% RH |
| Tensile strength | Approx. 2.8 N/mm² |
| Elongation at break | Approx. 350% |
| Application temperature | +5°C to +40°C |
Product resources
Documentation
Manuals, technical information and catalogues for SiMP-Seal 650.
Product documents & support
SiMP-Seal 650 — Technical data sheet (PDF)NPT technical sheet · English · TDS2021 eng ver 5.0 (281 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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