Loctite Instant Mix 5 Minute Epoxy 14ml
Available
Loctite Instant Mix 5 Minute Epoxy is a two-part adhesive: an epoxy resin and a polymercaptan hardener, mixed in equal volumes. A static mix nozzle on the syringe delivers a uniform mixture.
It starts to set in 5 minutes. Cured, it can be sanded and will not crack when drilled. Henkel lists it for metal, glass, ceramic, wood, many rigid plastics, china, tile, fibreglass, concrete and stone, and as a filler for gap bonding, surface repairs and laminating.
Where this product is used
- Bonding metal, glass, ceramic, wood and many rigid plastics
- Bonding china, tile, concrete and stone
- Fibreglass patches, combined with fibreglass cloth
- Gap bonding where a filler is needed
- Surface repairs and laminating
Features
- Starts to set in 5 minutes
- Place objects together within 40 seconds of application
- Usable strength at 20 minutes, handling strength at 1 hour, full cure at 24 hours
- Does not shrink and is resistant to water and most common solvents
- Sandable, and will not crack when drilled
- Can be tinted with earth pigments, cement or sand; not paintable
- Mixed 1:1 by volume through a static mix nozzle
Key specifications
| Specification | Detail |
|---|---|
| Chemical type | Two-part: epoxy resin and polymercaptan hardener |
| Mix ratio | 1:1 by volume |
| Appearance | Uncured liquid; cures translucent yellow |
| Specific gravity | Resin 1.16; hardener 1.12 |
| Placement time | Within 40 seconds of application |
| Gel time | 5 to 7 minutes |
| Usable strength | 20 minutes |
| Handling strength | 1 hour |
| Full cure | 24 hours |
| Tensile shear strength (cold rolled steel, sandblasted, 24 h cure) | 17.2 N/mm² |
| Application temperature | 4 °C to 35 °C |
| Service temperature | -23 °C to 49 °C |
| Shelf life | 12 months from date of manufacture, unopened |
| Technical data sheet | Henkel TDS revision 22/04/25 (US edition) |
Selecting the right option
For a two-component gel, see Loctite 3090 - Two Component Gel - 10g. For a larger 29.5ml dual syringe epoxy, see Loctite 3801 Epoxy Adhesive Syringe 29.5ml. For a steel-filled repair stick, see Loctite 3463 Metal Magic Steel (EA 3463 Metal-filled Epoxy Stick).
Using it
Dispense through the static mix nozzle at 4 °C to 35 °C. Place objects together within 40 seconds of applying the adhesive.
Gel time is 5 to 7 minutes and depends on temperature, humidity and the thickness of epoxy applied. Usable strength is reached at 20 minutes, handling strength at 1 hour and full cure at 24 hours.
Cured epoxy can be sanded and will not crack when drilled. It is not paintable, but can be tinted with earth pigments, cement or sand. It can be combined with fibreglass cloth for a patch.
Storage and handling
Store in a cool, dry location. Humidity and high temperatures may decrease effectiveness. Shelf life is 12 months from the date of manufacture, unopened.
Limits and safety
Not recommended for polyethylene, polypropylene, non-stick coatings, nylon products or flexible materials. Not recommended for heat exposure above 49 °C, continuous water immersion or continuously wet areas, or potable water systems. Read the safety data sheet before use.
Frequently asked questions
How long does Loctite Instant Mix 5 Minute Epoxy take to set?
It starts to set in 5 minutes, with a gel time of 5 to 7 minutes. Usable strength is at 20 minutes, handling strength at 1 hour and full cure at 24 hours. Times depend on temperature, humidity and thickness.
How long do I have to position the parts?
Henkel says to place objects together within 40 seconds of applying the adhesive.
How strong is Loctite Instant Mix 5 Minute Epoxy?
Tensile shear strength on sandblasted cold rolled steel after a 24 hour cure is 17.2 N/mm².
What temperature can it be used at?
Apply it between 4 °C and 35 °C. In service the range is -23 °C to 49 °C.
What should I not use it on?
Polyethylene, polypropylene, non-stick coatings, nylon and flexible materials, potable water systems, continuous water immersion or applications above 49 °C.
Can I paint Loctite Instant Mix 5 Minute Epoxy?
No. It is not paintable, but it can be tinted with earth pigments, cement or sand. Once cured it can be sanded.
Related products
See also: Loctite 3801 Epoxy Adhesive Syringe 29.5ml, Loctite 3090 - Two Component Gel - 10g, Loctite 3463 Metal Magic Steel (EA 3463 Metal-filled Epoxy Stick), Loctite HY 4070 Universal Repair Hybrid Adhesive 11g.
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