PERMABOND 240

Product code: 240

Manufacturer: Permabond

Package size: 1 Ib

Shelf Life:

PERMABOND® 240 is a high viscosity product useful in large gap applications. It is ideal for porous substrates. It is fast setting and suitable for use on plastics, rubber and metals.

FEATURES:

  • Rapid development of high strength
  • Ease of use – no mixing or heat cure
  • Bonds most materials
  • 100% reactive, no solvents

APPLICATIONS:

  • Use on plastics, rubber and metals.

Physical Properties of Uncured Adhesive

Chemical composition Ethyl cyanoacrylate
Appearance Colourless
Viscosity @ 25°C 1,200-2,500 mPa.s (cP)
Specific gravity 1.1

Typical Curing Properties

Maximum gap fill 0.4 mm 0.017 in
Fixture / handling time* (0.3 N/mm² shear strength is achieved) 15-20 seconds (Steel)
15-20 seconds (Buna N Rubber)
15-20 seconds (Phenolic)
Full strength 24 hours

Typical Performance of Cured Adhesive

Shear strength (ISO4587) Steel 21-25 N/mm² (3000-3600 psi)
Aluminium 8-9 N/mm² (1200-1300 psi)
Zinc 10 N/mm² (1450 psi)
ABS >6 N/mm² (900psi) SF**
PVC >6 N/mm² (900psi) SF**
PC >5 N/mm² (700 psi) SF**
Phenolic 14N/mm² (2000psi)
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)

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