PERMABOND® 743 is a flexible cyanoacrylate adhesive, exhibiting improved peel strengths when compared to other grades. It has excellent impact and vibration resistance, and is suitable for bonding dissimilar materials which could be subject to thermal shock or thermal cycling.
FEATURES:
- Low viscosity
- Flexible, soft material
- High elongation
- Easy to apply and dispense
- Contains no solvent
APPLICATIONS:
- Bonding dissimilar materials which could be subject to thermal shock or thermal cycling
Physical Properties of Uncured Adhesive
Chemical composition | Cyanoacrylate |
Appearance | Colourless liquid |
Viscosity @ 25°C | 2-3 mPa.s (cP) |
Specific gravity | 1.1 |
Typical Curing Properties
Maximum gap fill | 0.5 mm / 0.02 in |
Fixture / handling time* (0.3 N/mm² shear strength is achieved) | NBR Rubber: 2-7 secs PC: 10-20 secs EPDM: 10-20 secs Silicone (+POP Primer): 2-5 secs ABS: 2-7 secs PVC: 2-7 secs Steel: 1-5 secs |
Full strength | 24 hours |
Typical Performance of Cured Adhesive
Shear strength (ISO4587) | Steel 0.5-1.5 N/mm² (70-220 psi) PC 6-8 N/mm² (870-1200 psi)**SF Acrylic 2-3 N/mm² (290-435 psi) ABS 1-2 N/mm² (145-290 psi) PVC 1-2 N/mm² (145-290psi) |
Hardness (ISO868) | ~60 Shore A |
Elongation at break (ISO37) | 300-500% |