Hempel

Hempadur Enamel 55340

Epoxy enamel, 40 µm · INTL · manufacturer-sourced

Check your container: This countdown is for the Epoxy enamel, 40 µm variant. Similar-looking versions may have different times.

How long does Hempel Hempadur Enamel 55340 take to dry?

Short answer

Fully dry: 330 minutes after application.
Industrial protective coatings

Film-build schedule

Recoat has a floor and a ceiling, and film thickness moves both

  1. Prepare the surface and apply the Epoxy enamel, 40 µm to the stated thickness
  2. Recoat inside the window the data sheet gives
  3. Return to service only at the stated cure

This product’s stated stages Quoted at 68°F

  • Fully dry5 hours 30 min
  • Working time ends8 hours

Worth noticing: Working time is only 8 hours; the next stated stage, fully dry, is 5 hours 30 min.

Common mistake: Recoating after the maximum window has closed; the next coat may not bond without abrading.

Industrial protective coatings

Coat timeline

Plan the next coat and final use separately

  1. 1
    ApplyUse the Epoxy enamel, 40 µm directions and prepare for epoxy enamel and steel.
  2. 2
    Next coatUse the listed recoat milestone; do not substitute touch-dry time.
  3. 3
    Normal useWait for the applicable handling, water or cure milestone.

Check the recoat window

When did this coat go on?
Conditions that affect drying
Where?
Thickness

Stated times

  • Working time ends8 hours
  • Fully dry330 minutes

From Hempel data sheet · checked 2026-10-25. Anything not listed isn’t stated by the manufacturer.

Manufacturer website: hempel.com

Conditions & fine print
  • Stated conditions: 68°F (20°C)
  • Protective-coating times are for the stated film thickness, temperature and humidity. Cold steel, thick films and poor airflow lengthen them. Follow the current data sheet.
  • Region INTL. Formulas can differ between countries; check your container.
  • Working time ends: The source gives no conditions for this time.
  • Fully dry: Pot life is 8 hours.
  • Entered from the cited manufacturer documentation. Check the current label for the exact formula and region. Report outdated information
  • Actual results depend on preparation, thickness, ventilation, temperature, humidity, mixing and substrate.

Confirm this is your product

Closely named formulas, colors and regional versions can use different times. Match these details to your container before starting a countdown.

Exact listing
Hempel Hempadur Enamel 55340
Variant
Epoxy enamel, 40 µm
Region
INTL
Listed use
epoxy enamel, steel
Timed stages recorded
tooling, full dry
Source checked
2026-10-25

Documentation: Technical data sheet · Product data sheet, Oct 2026

Condition attached to the stated time: The source gives no conditions for this time.

About this product

A thin-film epoxy enamel that hard dries in 5.5 hours at 20°C and carries an 8 hour pot life.

Using this specific product

Hempel Hempadur Enamel 55340 is listed here as the Epoxy enamel, 40 µm version for epoxy enamel and steel. For coating steel or industrial surfaces, the useful question is not simply whether the surface looks finished—it is whether the exact next-action milestone shown above has been reached.

Before you start

  • Confirm the package says Epoxy enamel, 40 µm; related versions can use different timing.
  • For epoxy enamel and steel, pay particular attention to surface preparation, film thickness, temperature, dew point and pot life.
  • The source gives no conditions for this time. Pot life is 8 hours.

How to check readiness

Check dry film thickness and the recoat window before the next coat. The sheet gives a pot life of 8 hours. The sheet gives hard dry at 5.5 hours at 20°C for 40 µm.

Avoid this mistake

Recoat windows can close; past the maximum, abrading is usually required.

Compare with similar products

Keep going

Questions

How long does this product take to dry?

Hempel states: The sheet gives a pot life of 8 hours. Conditions: The source gives no conditions for this time.. The sheet gives hard dry at 5.5 hours at 20°C for 40 µm. Conditions: Pot life is 8 hours.. These are the manufacturer’s stated times, not a guarantee.

How long does Hempadur Enamel 55340 take to hard dry?

The sheet gives 5.5 hours at 20°C for 40 µm.

How long do I have to work with this product?

Hempel states: The sheet gives a pot life of 8 hours. Conditions: The source gives no conditions for this time.. These are the manufacturer’s stated times, not a guarantee.

What affects how long this product takes to dry or cure?

Protective-coating times are for the stated film thickness, temperature and humidity. Cold steel, thick films and poor airflow lengthen them. Follow the current data sheet. Follow the product label for your conditions.

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