PERMABOND® ET5429 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 or vertical application is required. Permabond® ET5429 has been found to provide exceptional performance even at elevated temperatures. It is ideal for use in construction of composite assemblies.

FEATURES AND BENEFITS

Ideal for bonding composite materials
Easy to apply
High shear and peel strength
Good impact strength
High temperature resistance

Physical Properties of Uncured Adhesive

	ET5429 A side	ET5429 B side
Chemical composition	Epoxy Resin	Polyamine Hardener
Appearance	White	Black
Mixed appearance	Charcoal black
Viscosity @ 25°C	20rpm: 200,000 mPa.s *(cP)* 2rpm: 300,000 mPa.s *(cP)*	20rpm: 60,000 mPa.s *(cP)* 2rpm: 150,000 mPa.s *(cP)*
Specific gravity	1.0	1.0

Typical Curing Properties

Mix ratio	2:1 by volume 2:1 by weight
Maximum gap fill	5 mm *0.2 in*
Usable / pot life @23°C 10g mixed	2-4 hours
Handling time	23°C: 6-10 hours
Working strength	23°C: 24 hours 60°C: 1 hour
Full cure	23°C: 72 hours 60°C: 2 hours

Typical Performance of Cured Adhesive

Shear strength* (ISO4587)

Mild Steel: 23-28 N/mm²

(3335-4060psi)

Aluminium: 26-31 N/mm²

(3770-4495psi)

Stainless Steel: 25-30 N/mm²

(3625-4350psi)

Carbon Fibre: >25 N/mm² ** SF

(>3625psi)

FRP Glass/Polyester: >6 N/mm²** SF

(>870psi)

FRP Glass/Epoxy: 18-22 N/mm²

(2610-3190psi)

PEEK: 4-5 N/mm²

(580-725psi)

PA6 30% filled: 4-6 N/mm²

(580-870psi)

PVC: >3 N/mm² ** SF

(>435psi)

Polycarbonate: 3-4 N/mm²

(435-580psi)

Peel strength (aluminium)

(ISO4578)

150-230 N/25mm (33-51 PIW)

Impact strength

(ASTM D-950)

30-40 KJ/m²

Hardness

(ISO868)

65-75 Shore D

Elongation at break (ISO37)

<5%

Glass transition

temperature Tg

50-60°C (122-140°F)

Dielectric

strength

15-25 kV/ mm

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PERMABOND® ET5429 Two-Part Epoxy

Physical Properties of Uncured Adhesive

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