Category Archives: Definitions

Drying – Heat Capacity and Thermal Conductivity

If you have deduced from the preceeding few blogs that heat is one of the major factors in drying, you are right.  But before we talk more about heat, let’s “set the stage.”  Heat is that stuff that increases temperature … Continue reading

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Drying – Enter Evaporative Cooling . . .

In reading the last couple of blogs it would be easy for the reader to come to the conclusion that the addition of heat is all that is needed to dry things.  It would be nice and easy if that … Continue reading

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Drying – Vapor Pressure vs. Temperature

In the preceding blog, we learned that relative humidity of air is affected by temperature.  Although I really didn’t say it, I’m sure readers have come to the conclusion that lower relative humidity will result in air which is “hungry” … Continue reading

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Drying – The Effect of Temperature on Relative Humidity

 I first talked about drying a long time ago in the blog called “Don’t Forget Drying.”  In that blog, I stressed the importance of drying as a part of the cleaning process.  In some cases, changes in the cleaning process can … Continue reading

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Ultrasonics – Cleaning Orifices with Ultrasonics

A few days ago, one of our customers asked one of our sales people what would seem like a very simple question.  The question, in paraphrase, was – - ”Do you know the relationship between ultrasonic frequency and the ability of … Continue reading

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Ultrasonics – Ultrasonic Power Density vs. Tank Size

As a leading ultrasonic manufacturer, we are often asked to manufacture large, industrial ultrasonic cleaning systems producing a particular ultrasonic power density based on laboratory trials.  In fact, it may not be appropriate to base the watts per gallon requirement for a … Continue reading

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Chemistry – Solvent Characteristics

Solvents are a bit difficult to understand for a number of reasons.  Even for someone who has worked with solvents as much as I have, the permutations of solvents, their combinations and their capabilities are bewildering.  But, let’s start with the … Continue reading

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Cleaning Chemistry – Introduction – Solvents

It doesn’t matter if you call it soap, solvent, surface preparation, or whatever, chemistry is an important part of nearly every cleaning process.  The first purpose of the chemistry in a cleaning application is to either dissolve the contaminant or, … Continue reading

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Spray Under Immersion – Like a Jacuzzi!

Liquid motion within and around a submerged part is one of many ways of enhancing both cleaning and rising processes.  In an earlier blog, The BIG Four agitation was described as one of the “big four” variables having a major impact … Continue reading

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Water – Reverse Osmosis

Preceeding blogs have discussed de-ionized or ”DI” water, its benefits and its uses at some length.  Today’s blog will discuss “Reverse Osmosis” water otherwise known as “RO” water. RO water is like a second cousin of de-ionized water.  In the de-ionization process, … Continue reading

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