PERMABOND® ES5748 Single-part, heat-cure Epoxy

Product code: PERMABOND® ES5748
Manufacturer: Permabond
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PERMABOND® ES5748 is a single-part epoxy adhesive which cures to form a high strength, rigid bond. It is suitable for bonding difficult plastics such as PBT and has a rapid low temperature heat cure. It is ideal for bonding automotive components such as sensor housings, pump housings etc.

FEATURES AND BENEFITS

Excellent adhesive strength
Excellent resistance to vibration
Easy to use – no mixing required
High shear and peel strength
High temperature resistance
Good resistance to chemicals
Non-sag, thixotropic

Physical Properties of Uncured Adhesive

Chemical composition	Epoxy Resin
Appearance	Orange
Viscosity @ 25°C	20rpm: 30,000 mPa.s *(cP)* 2rpm: 75,000 mPa.s *(cP)*
Specific gravity	1.3

Typical Curing Properties

Flow at high temperature	Some flow
Maximum gap fill	0.5 mm *0.02 in*
Cure speed (oven) *	90°C *(194°F):* 60 minutes 100° C *(212°F):* 45 minutes 120°C *(250°F):* 30 minutes 150°C *(300°F):* 10 minutes
Cure speed (induction)	<3 minutes

Typical Performance of Cured Adhesive

Shear strength* (ISO4587)

Aluminium 12-15 N/mm² (1740 – 2180 psi)

Mild Steel 18-22 N/mm² (2610 – 3190 psi)

Stainless Steel 20-24 N/mm² (2900 – 3480 psi)

PBT >5 N/mm²** SF (>720 psi)

PEEK 3-4 N/mm² (430 – 580 psi)

PA6 30% Filled 4-5 N/mm² (580 – 720 psi)

Carbon Fibre 15-18 N/mm² (2180 – 2610 psi)

Hardness

(ISO868)

>70 Shore D

Coefficient of thermal

expansion

45 x 10-6 mm/mm/°C

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