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“Do Ya Know” Accuracy in Leak Testing?

Be careful how you evaluate leak testing specifications of accuracy.   Recently I had cause to answer a question about accuracy in leak testing. Before responding I took a look at what the industry is...

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Do All Your Parts Fail The Leak Test? ( Part 3)

Why do all my parts fail in the test step when leak testing? In Part One we looked at potential causes for unexpected failures in the fill step of your leak test and in Part Two week we covered causes...

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Plastic Parts Perplex – Leak Testing Flexible Plastic Parts.

How to leak test a flexible product. From the dictionary – Plastic: capable of being molded or modeled (plastic clay) : capable of adapting to varying conditions : PLIABLE Products made from plastic...

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How Many Leak Testers Do You Want?

Consider your future leak tester in 2015.   We are told that the economy is gaining pace – the US Purchasing Managers Index (PMI) showed growth for the 66th consecutive month in November 2014. Gains in...

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Safety First in Leak Testing.

Five New Year resolutions for you and your leak test lab. With the start of a new year I thought that it would be a good idea to take a look at aspects of safety as they relate to leak testing. In my...

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More On Leak Testing Valves.

Leak Testing of a Bi-Directional Check Valve. Valve testing, as anyone who has had to manage it, can be complicated. Apart from a straightforward leak test, check valves as we have discussed before...

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Can You Repeat That Please? Repeatability in Leak Testing

How parts behave can ruin your leak test. In various blogs and application notes we have discussed part geometry and the differences between the terms accuracy, repeatability, and resolution as they...

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“Do Ya Know” When To Use a Reference Volume When Differential Pressure Decay...

Reference Volume Do’s and Don’ts This week I’d like to discuss what factors/parameters are taken into consideration on whether or not to use a reference volume for Differential Pressure Decay tests. I...

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Leak Testing. What’s the Point?

  Uncovering more from your leak test. We all know that leak testing brings several benefits to manufacturers, consumers and the environment. These include better quality, safer, products such as...

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MDM East 2015

Was Larry teaching Greg or Greg teaching Larry? After a short week in New York City, I felt now is a good time to reflect back on the MDM East show.  I will say it was the most productive East show I...

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Leak Detection for the Masses.

The Mass Flow Method – A Brief Introduction. When dealing with almost any problem, those who are most prepared stand the best chance of success. So, it should come as no surprise that in the field of...

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The Beginner’s Guide to Leak Testing

Recently I was asked, by one of our sales representatives, to provide some basic information about leak testing to a potential customer who had never owned or operated a leak tester nor had any...

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The Beginner’s Guide to Leak Testing – Part 2

Leak Testing Using Air In part 2 we’re going to take a look at the basic techniques of leak testing using air as the medium. The simplest leak test we can perform using air is just to push compressed...

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The Beginner’s Guide to Leak Testing – Part 3

Welcome to part 3 of our Beginner’s Guide to Leak Testing. In this installment we are going to review methods other than air pressure or flow measurement. Let’s look first at some methods that are...

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The Beginner’s Guide to Leak Testing – Part 4A

Today’s leak testers have an abundance of features; so many that we decided to split part 4 into parts A and B In part 4A of our series we are going to begin to look at the features of a popular type...

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The Beginner’s Guide to Leak Testing – Part 4B

In part 4B of our series we continue to look at the features of a popular type of leak tester – the air pressure decay instrument. As we discussed in part 2, the air pressure decay leak tester is one...

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The Beginner’s Guide to Leak Testing – Part 5

How to Buy a Leak Tester Buying a leak tester is not as easy as it may seem. That’s not to say it needs to be difficult, just that like any important purchase, you should do your homework before you...

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The Correct Use of Toggle Clamps When Leak Testing

A complete leak test system will require some means of holding the part in place during the test. In fully automated systems, it is common to use pneumatic cylinders to operate the clamps or, in heavy...

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Compensation and Calibration

In leak testing you’ll frequently come across the expression “compensation and calibration “or “comp and cal”. This week we will explain what we mean by it and why it is important. One of the...

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Ten Things to Avoid When Using Comp & Cal in your Leak Tester

Last week we looked at how leak tester comp and call works and we established its value in countering the adiabatic effect. This week let’s look at the “don’ts of Comp and Cal” so that you can be a...

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