Physical Properties of Uncured Adhesive
Chemical composition | Ethyl cyanoacrylate |
Appearance | Colourless |
Viscosity @ 25°C | 2-3 mPa.s (cP) |
Specific gravity | 1.1 |
Typical Curing Properties
Maximum gap fill | 0.05 mm 0.002 in |
Fixture / handling time* (0.3 N/mm² shear strength is achieved) | 3-5 seconds (Steel) 2-5 seconds (Buna N Rubber) 5-10 seconds (Phenolic) |
Full strength | 24 hours |
Typical Performance of Cured Adhesive
Shear strength* (ISO4587) | Steel 19-23 N/mm² (2800-3300 psi) Aluminium 7-9 N/mm² (1000-1300 psi) Zinc 8-10 N/mm² (1200-1500 psi) ABS >6 N/mm² (900psi) SF** PVC >6 N/mm² (900psi) SF** PC 6 N/mm² (900 psi) Phenolic 12-14N/mm² (1700-2000 psi) |
Impact strength (ASTM D-950) | 3-5 kJ/m² (1.4-2.4 ft-lb/in²) |
Dielectric constant @10kHz | 2.5 |
Dielectric strength | 25 kV/mm |
Coefficient of thermal expansion | 90 x 10-6 mm/mm/°C |
Coefficient of thermal conductivity | 0.1 W/(m.K) |
Hardness (ISO868) | 85 Shore D |