Downloads (2)

Safety Datasheet (SDS)348 KB
Technical Datasheet (TDS)476 KB

Specification

Product Data
ColourGrey
Chemistry / MaterialEpoxy
Viscosity53000mPa.s
Hot Strength90°C
Maximum Gap Fill5mm
Mix Ratio1:1
Glass Transition Temperature45 - 55°C
Cured Mechanical Properties
Hardness75 (Hard)Shore D
FlexibilityHard / Rigid
Peel Strength (Aluminium)60 - 80N/25mm
Pot Life and Cure Times
Working Time120mins
Handling Strength180 - 300mins
Full Cure Time3Days
Mechanical Properties
Shear Strength (Stainless Steel)18 - 20N/mm²
Suitable Uses
Suitable UsesCompositesYes
Suitable UsesMetalsYes
Suitable UsesThermoset PlasticsYes
Suitable UsesWoodYes
Suitable UsesCeramicsYes
General Properties
Gross Weight0.073kg
BrandPermabond

Shipping Information

Restrictions

This product is not classed as dangerous goods for transport and can be shipped to all destinations without restriction.

Package Size

There are no package size restrictions or surcharges for this product.

Delivery Cost

To find the delivery cost of this item to your address, add it to your basket and then use the instant shipping calculator on the basket page.

ET538 Thixotropic Structural Epoxy Adhesive

Two-part thixotropic epoxy structural adhesive with a long working time and good temperature tolerance recommended for joint bonding where gap filling, fillets or vertical application are required.

1:1 mix ratio. Grey colour, 2hrs working time, 3-5hrs handling strength, full cure in 72hrs.

Available to buy in 50ml and 400ml cartridges (1:1 dispenser gun required). Includes one mixer nozzle.


PRODUCT VERSIONS

Pack Size

AVAILABILITY:Out of Stock

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PRICE
€13.90ex. VAT
Out of Stock

New stock is on its way. If you order this product, your whole order will be held and then dispatched to you as soon as this product is back in stock.

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Permabond ET538 is a two-part structural epoxy adhesive with a long working, very good adhesion to a range of substrates including metals, composites, wood and ceramic, as well as some plastics. Its thixotropic consistency and long working time make it particularly well suited to bonding applications requiring gap filling and filleting, such as honeycomb core bonding and bulkhead installation.

ET538 is mid-grey in colour. This thixotropic adhesive is suitable for gap-filling up to 5mm and can easily be applied to vertical surfaces (including filleting) without slumping. It has good resistance to petrol, oil and water.

Main Characteristics

Working timeHandling StrengthWorking StrengthFull CureHot StrengthMix RatioGap Fill
2hrs3-5hrs24hrs72hrs90°C1:15mm

Pack Sizes and Dispensing

ET538 is available in 50ml or 400ml pack sizes which can be selected at the top of the page. Both pack sizes use 1:1 ratio cartridges and require a suitable cartridge dispenser gun.

The cartridges are intended to be used with static mixer nozzles which fully mix the two components as they pass through the nozzle. They are supplied with one nozzle but once used, adhesive cures in the nozzle and they need to be discarded. Additional nozzles are available to buy separately:

Permabond ET538 is a two-part structural epoxy adhesive with a long working, very good adhesion to a range of substrates including metals, composites, wood and ceramic, as well as some plastics. Its thixotropic consistency and long working time make it particularly well suited to bonding applications requiring gap filling and filleting, such as honeycomb core bonding and bulkhead installation.

ET538 is mid-grey in colour. This thixotropic adhesive is suitable for gap-filling up to 5mm and can easily be applied to vertical surfaces (including filleting) without slumping. It has good resistance to petrol, oil and water.

Main Characteristics

Working timeHandling StrengthWorking StrengthFull CureHot StrengthMix RatioGap Fill
2hrs3-5hrs24hrs72hrs90°C1:15mm

Pack Sizes and Dispensing

ET538 is available in 50ml or 400ml pack sizes which can be selected at the top of the page. Both pack sizes use 1:1 ratio cartridges and require a suitable cartridge dispenser gun.

The cartridges are intended to be used with static mixer nozzles which fully mix the two components as they pass through the nozzle. They are supplied with one nozzle but once used, adhesive cures in the nozzle and they need to be discarded. Additional nozzles are available to buy separately:

Downloads (2)

Safety Datasheet (SDS)348 KB
Technical Datasheet (TDS)476 KB

Specification

Product Data
ColourGrey
Chemistry / MaterialEpoxy
Viscosity53000mPa.s
Hot Strength90°C
Maximum Gap Fill5mm
Mix Ratio1:1
Glass Transition Temperature45 - 55°C
Cured Mechanical Properties
Hardness75 (Hard)Shore D
FlexibilityHard / Rigid
Peel Strength (Aluminium)60 - 80N/25mm
Pot Life and Cure Times
Working Time120mins
Handling Strength180 - 300mins
Full Cure Time3Days
Mechanical Properties
Shear Strength (Stainless Steel)18 - 20N/mm²
Suitable Uses
Suitable UsesCompositesYes
Suitable UsesMetalsYes
Suitable UsesThermoset PlasticsYes
Suitable UsesWoodYes
Suitable UsesCeramicsYes
General Properties
Gross Weight0.073kg
BrandPermabond
Can’t find the answer you’re looking for?Ask our technical team a question.

Yes, certainly. In fact the easiest way to do this is to simply leave the static mixer nozzle in place after you use the adhesive. The adhesive that's in the nozzle will have been mixed and so will cure but the glue at the start of the nozzle will be unmixed and not cured meaning the nozzle will twist off perfectly and the glue inside will have been protected from the atmosphere and so will be perfectly preserved ready for use.

A typical application of the adhesive is approximately a 0.5mm thick layer. At this thickness, one 50ml cartridge would cover an area 30cm by 30cm; a 400ml cartridge would cover an area approximately 90cm by 90cm.

For best results when gluing over a large surface area, use a spreader to help ensure the adhesive is laid down in an even layer.

There is no practical minimum bond thickness for this adhesive although you do need to ensure that *some* adhesive is present, which is why glass spheres are sometimes used to prevent the adhesive from being scraped off completely. Essentially though, as long as an even thin film is applied the bond strength between the two materials will be good.

The best use of this adhesive is to spread it in an even and thin layer over the panel you wish to bond the honeycomb to. You should aim for a layer no more than 0.5mm thick using plastic spreaders or similar to even-out the adhesive. Spread thinly like that, one 400ml tube should cover approximately 1 square meter. Press the honeycomb onto the adhesive and gently move it around very slightly to ensure the glue forms a slight fillet onto the honeycomb cell walls to get maximum bonding surface area.

The shelf life of ET538 is 12 months from date of manufacture.

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Customer Product Reviews for ET538 Thixotropic Structural Epoxy Adhesive

5/5 Average rating
19/1/2021
|
Anthony P.
|

I used this epoxy adhesive to bond anodized aluminum inserts to carbon fiber. While holes are blind and inserts surface is smooth, I never experienced any bonding failure. Just carefully cleaned both parts with isopropyl alcohol before the bond. In my case, its slow curing properties really helps and let enough time for proper assembly alignement

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Shipping Information

Restrictions

This product is not classed as dangerous goods for transport and can be shipped to all destinations without restriction.

Package Size

There are no package size restrictions or surcharges for this product.

Delivery Cost

To find the delivery cost of this item to your address, add it to your basket and then use the instant shipping calculator on the basket page.

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