PERMABOND® ET5422 is a thixotropic two-part adhesive with excellent resistance to impact and vibration. The controlled flow properties as well as its ease of mixing and application, enables the adhesive to be used where gap filling is required. Permabond® ET5422 has been found to provide exceptional performance even at elevated temperatures. Permabond® ET5422 has been specifically formulated for use in applications requiring toughness and high strength.

FEATURES AND BENEFITS

Easy to apply
High shear and peel strength
Long open time
High temperature resistance

Physical Properties of Uncured Adhesive

	ET5422 A-side	ET5422 B-side
Chemical composition	Epoxy Resin	Modified Polyamide
Appearance	Off White	Blue
Viscosity @ 25°C	20rpm: 105,000 mPa.s *(cP)* Thixotropic	20rpm: 100,000 mPa.s *(cP)* Thixotropic
Specific gravity	1.14	1.00

Typical Curing Properties

Mix ratio	2:1 by volume 100:44 by weight
Maximum gap fill	5 mm *0.2 in*
Usable / pot life @23°C	10g: 3 hours 200g: 1 hour
Handling Time	23°C: 16 hours
Working Strength	23°C: 24 hours
Full cure	23°C: 5 days 82°C: 1 hour

Typical Performance of Cured Adhesive

Shear strength* (ISO4587)

Aluminium: 30-40 N/mm² (4350-5800psi) Mild Steel: 30-38 N/mm² (4350-5510psi) Stainless Steel: 20-26 N/mm² (2900-3770psi) Hot Dip Galv: 18-24 N/mm² (2610-3480psi) Carbon Fibre: >22 N/mm² (>3190psi) SF** Epoxy GFRP: >20 N/mm² (>2900psi) SF**

Polyester GRP: >10 N/mm² (>1450psi) SF**

Peel strength (aluminium)

(ISO4578)

Cured 1hr @ 60°C: 270 N/25mm (59 PIW)

Cured 5 days @ 23°C: 320 N/25mm (70 PIW)

Tg (DSC)

5d @ 23°C

60°C (140°F)

Tg (DSC)

3d @ 23°C +

60min @ 80°C

115°C (239°F)

Impact strength (ASTM

D-950)

20-30 KJ/m²

Hardness (ISO868)

>80 Shore D

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PERMABOND® ET5422 Two-Part Epoxy

Physical Properties of Uncured Adhesive

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