Instructions for Use
Surface Preparation:
Ensure all surfaces are clean, free from dust, grease, and oil. Can be applied to slightly damp surfaces.
1. Load
Cut off the tip of the cartridge above the thread. Attach the nozzle and trim to the desired bead size. Insert into a standard cartridge gun.
2. Apply
Apply adhesive to one surface in a zig-zag pattern. For uneven surfaces, use enough adhesive to fill gaps. Best results are achieved above 5 °C (41 °F).
3. Press
Within 5 minutes, press the surfaces together and hold for 20–60 seconds. For heavy items, use temporary support or clamps.
Full cure is achieved after 24 hours.
Frequently Asked Questions (FAQ) – Gorilla Heavy Duty Grab
1. What is the best way to prepare surfaces for bonding?
Surfaces should be clean and free from dust, grease, and oil. Slightly damp surfaces are acceptable.
2. What makes Gorilla Grab different from regular construction adhesives?
Gorilla Grab Adhesive is 100% adhesive – it contains no water or solvents. It won’t shrink or crack over time. It also offers exceptional versatility and can be used both indoors and outdoors on many types of surfaces.
3. Is Gorilla Heavy Duty Grab repositionable?
Yes. The open working time is up to 10 minutes, giving you flexibility to adjust the position.
4. What is the recommended temperature range for use?
Application: between +4 °C and +37 °C (39–98 °F).
Once cured: holds strong from -40 °C to +93 °C (-40–199 °F).
5. Can it bond plastics and rubber?
It adheres to most plastics, but not recommended for polyethylene (PE), polypropylene (PP), or rubber with high oil content.
6. What is the shelf life of the product?
Up to 3 years unopened from date of manufacture. After opening, it remains usable for approximately 6–9 months if stored in a cool, dry place with the nozzle sealed. Any leftover adhesive in the nozzle acts as a cap.
7. Is it food safe?
No. Gorilla adhesives are not certified for direct or indirect food contact.
8. How can I remove the adhesive from surfaces?
Wipe away wet adhesive with a dry cloth. Use isopropyl alcohol (IPA) for residue. Once cured, removal is only possible by mechanical means (e.g., scraping or sanding).
9. How can I remove the adhesive from skin?
Wipe off as much as possible with a dry cloth, then wash with warm water and soap. Do not use solvents on skin.
10. What should I do if someone (or a pet) ingests the adhesive?
This is a medical emergency. Contact a doctor or emergency services immediately (call 112 or 911). For animals, consult a veterinarian without delay.
