SURFACE PREPARATION KNOWLEDGE

Cleaning and the Water Break Test

Understand surface wetting behaviour, cleaning methods, process conditioning and the practical use of the water break test before chemical processing.

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5 knowledge topics
5technical topics
<38°Cexample clean-water temperature
30 secexample observation period
Uniform filmexpected clean-surface response

Water Break Test at a Glance

Example workflow from the supplied information
1. CleanRemove organic and inorganic contamination using the defined cleaning sequence.
2. RinseRinse thoroughly; the supplied example references a minimum of one minute.
3. ObserveUse clean water below 38°C and observe the surface for at least 30 seconds.
4. DecideUniform wetting indicates a water break-free surface. Beading or breaks indicate contamination.

Knowledge Guide

Tick sections to include in the printed guide

Create an Information Document

Select the topics to include, then print or save the resulting document as PDF. The report contains a title page, key WBT criteria and the chosen technical information.