PERMABOND® 268 is a medium-high viscosity cyanoacrylate for large gap fill applications.
FEATURES:
- Versatile and general purpose
- Good gap fill ability
- Instant setting
APPLICATIONS:
- Gap fill application
Physical Properties of Uncured Adhesive
Chemical composition | Ethyl cyanoacrylate |
Appearance | Colourless |
Viscosity @ 25°C | 1,200-2,400 mPa.s (cP) |
Specific gravity | 1.1 |
Typical Curing Properties
Maximum gap fill | 0.43 mm 0.017 in |
Fixture / handling time* (0.3 N/mm² shear strength is achieved) | 5-10 seconds (Steel) 5-10 seconds (Buna N Rubber) 5-10 seconds (Phenolic) |
Full strength | 24 hours |
Typical Performance of Cured Adhesive
Shear strength (ISO4587) | Steel 20-22 N/mm² (2900-3200 psi) |
Impact strength (ASTM D-950) | 3-5 kJ/m² (1.4-2.4 ft-lb/in²) |
Coefficient of thermal expansion | 90 x 10-6 mm/mm/°C |
Coefficient of thermal conductivity | 0.1 W/(m.K) |