
Wiseal NF — Nail-free Adhesive
SBS-polymer bonding sealant that replaces metal nails — no drilling, no damaged surfaces
Product description
Wiseal NF Adhesive is a one-component high-strength bonding sealant based on SBS polymer. It is widely used to replace traditional metal nails, achieving a strong, waterproof, moisture-proof and corrosion-resistant bond. Suitable for wood, stone, ceramics, metal and other materials — for building decoration, panel paving and similar applications.
Storage and shelf life: 12 months from date of manufacture when stored at or below 27 °C (80 °F) in the original unopened containers.
Colors: yellow, white, clear.
Applications
- Bonding wood, stone, ceramics, metal and other materials
- Bonding tiles, stones, plaster lines, skirtings and wall panels — avoids damaging the surface by drilling holes
- Advertising industry: fastening LED logos and lettering
Directions for use
- Clean the surface — it must be dry, clean and free of grease.
- Cut the nozzle to the desired size at a 45° angle.
- Apply evenly using a caulking gun.
- Smooth the sealant bead with a tool so the surface looks neat.
- If used indoors, keep good ventilation after application by opening windows and doors.
Technical specifications
| Item | Value |
|---|---|
| Appearance | Smooth paste |
| Technology | Solvent evaporation |
| Open time | 20–30 minutes (weather dependent) |
| Fully cure time | 24 hours |
| Sag resistance | Not more than 6 mm |
| Flow and transfer | Exceeds 75% transfer after 15 minutes drying |
| Initial bond strength — tensile shear (wet and dry) | Exceeds 350 kPa at 24 hours |
| Bond strength — tensile shear (wet and dry) | Exceeds 1.8 MPa |
| Bond strength in peel | Exceeds 80 N |
| Static load in shear | Exceeds 10 days sustaining an 86 N load at 40 °C |
| Static load in shear after accelerated ageing | Test assemblies meet or exceed requirements after 500 hours at 70 °C |
| Execution standard | GB 18583-2008 |
Indicative data only — not intended for the preparation of specifications.
Cautions
- Do not apply in environments over 80 °C
- Do not use in applications for immersion in water or constantly wet conditions
- Do not apply on substrates that bleed oil, plasticizer or solvent
- Avoid eye contact with uncured sealant, especially with children — in case of eye contact, flush eyes with water or seek medical attention immediately
- Keep away from children
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