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Category Archives: Laboratory Testing
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
Coolants and Lubricants – Ramifications on Cleaning
Lubricants and coolants are two of the most common contaminants requiring removal in industrial cleaning. Understanding their basic nature and how they work may help lead to the solution of many cleaning problems Lubricants help prevent friction between two surfaces … Continue reading
Applications Notes – Ultrasonic Filter Cleaning
Filters used to filter air, water and chemicals in industrial processes can cost thousands of dollars and more. Some filters are intended to be renewable by cleaning. Other filters, even some not considered disposable, can be recovered for re-use using … Continue reading
Ultrasonic Cleaning – More About Baskets and Fixtures
This blog is in response to recently received reader questions regarding the best designs for baskets and fixtures used in ultrasonic cleaning applications. The blog Reader Questions – Baskets for Ultrasonic Cleaning addressed previous questions. Today’s question concerns the use of metallic … Continue reading
Metrology – Accuracy and Scale
No matter what is being measured, it is critical that the measuring instrument chosen be capable of providing an accurate and repeatable measurement of whatever needs measuring. It sounds simple – – but isn’t. In general, the larger the scale … Continue reading
Metrology – Standards
Metrology, simply, is the science of measuring things. Metrology is used extensively in the world of industrial cleaning to both control and quantify cleaning processes. Finding the right equipment and procedures to produce accurate and meaningful results is often a … Continue reading
Ultrasonics – Deburring – Fact or Fantasy?
Over the years I have had many hundred people approach me with potential applications for ultrasonic deburring. There are, in fact, many references to ultrasonic deburring in the literature going back decades in time so it’s not unlikely for the question to be … Continue reading
The Ultrasonic Fish Tank in the Lab
It occurred to me several years ago that when we look at an ultrasonic cleaning tank, we are usually looking in from the top. I wondered how ultrasonics looked from a “fish eye” view which spawned (get it?) what is … Continue reading
Reader Questions – Baskets for Ultrasonic Cleaning
Before we get to today’s topic, we have an announcement! Many of you may have recently subscribed for email updates of the blog either on your own or as a result of emails sent out by the Cleaning Technologies Group. The names of those … Continue reading
Is It Clean – Particles – Particles Resulting from Metal Finishing
There are a number of metal finishing process which should be avoided in the manufacture of items subject to demanding specifications with regard to the presence of particles. These common processes, although employed with the best intent, result in the … Continue reading
Posted in Cleanliness Testing, Laboratory Testing
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