Selleys 655 FC Crystal Clear Flexible Adhesive and Sealant 290 mL
Premium 100 percent crystal clear hybrid adhesive and sealant that delivers superior strength, instant grab, and long lasting flexibility. Bonds and seals on most common building materials, works indoors and outdoors, and can be applied to wet or damp surfaces. Low VOC, non yellowing, paintable, and non slumping for neat vertical and overhead joints up to 20 mm.
Why you will love it
- Superior strength with instant grab
- Primerless adhesion on most surfaces
- Applies to wet or damp substrates
- Fast curing with non slumping finish
- Crystal clear appearance that stays clear
- Low VOC and isocyanate free
- Paintable with water based paints
- Suitable for interior and exterior use
Where it works
Ideal for sealing, bonding, and filling on concrete, timber, metals, cement sheeting, brick, plaster, ceramic tiles, fiberglass, and most plastics. Not recommended for polyethylene, polypropylene, or PTFE.
Typical applications
- Clear sealing of kitchen and laundry splashbacks
- Bonding trims, panels, and skirtings
- Sealing gaps in windows, door frames, and cladding
- General construction and maintenance sealing where a clear finish is desired
How to use
- Prepare the surface so it is clean and free from dust, grease, and loose material.
- Cut cartridge tip, attach nozzle, and load into a caulking gun. Cut nozzle to the required bead size.
- Apply a continuous bead, pressing firmly so the product contacts both sides of the joint. Tool with a soapy solution before skinning.
- For neat edges, mask before applying and remove tape before skin forms.
Clean up
- Uncured product cleans off with mineral turps.
- Once cured, remove by scraping or sanding. A dedicated silicone and adhesive remover can assist.
Good to know
- Do not paint with solvent based paints. If painting, first coat with a water based paint.
- Not suitable for permanent water immersion or below water line use.
- Store below 30°C. Use within 6 months after opening for best results.
Specifications
| Technology |
Moisture curing silyl modified polymer |
| Colour |
Clear |
| Pack size |
290 mL cartridge |
| Density |
Approx. 1.06 g/mL |
| Application temperature |
5 to 35°C |
| Tooling time at 23°C and 50 percent RH |
About 25 minutes |
| Skin time at 23°C and 50 percent RH |
About 45 to 55 minutes |
| Cure rate at 23°C and 50 percent RH |
Approx. 3 mm per 24 hours |
| Slump |
0 mm |
| Tensile strength |
About 1 MPa |
| Shore A hardness |
30 ± 5 |
| Elongation at break |
Approx. 130 percent |
| Modulus at 100 percent elongation |
About 1.0 MPa |
| Service temperature |
0 to 70°C |
| VOC content |
Approx. 35 g/L |
Safety
Follow good ventilation and hygiene practices. Refer to the product safety data sheet for detailed advice.
