Case Study: Tailored Solution to Seal Powder Metal Porosity

The increased use of turbochargers has become an important trend in car manufacturing. This trend has been driven by requirements to design smaller,...

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How to Eliminate Sealant Contamination

A common frustration we hear from manufacturers is that their vacuum impregnation process may seal porosity, but some parts still need to be scrapped...

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Why Use Dry Vacuum Pressure Impregnation?

To say that all vacuum impregnation processes are equal would be to say that every die casting process is the same. Nothing could be further from the...

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Flocculation: Causes and Prevention in Vacuum Impregnation Process

In an aqueous environment small insoluble particles are kept in solution by physical forces. While temperature and velocity play important roles in...

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Old vs New Vacuum Impregnation

The other morning I was walking the dog around 5:00 AM, and I noticed how exceptionally crisp and brilliant the stars were in the pre dawn sky,...

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Variables to monitor in a DVP impregnation process

The three most important variables to monitor in a DVP impregnation process to ensure that your system is operating to its fullest capacity are the...

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Vacuum Impregnation Processes

Why does GW recommend the dry vacuum and pressure (DVP) process?

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