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Blog


Can Vacuum Impregnation Seal Cracks?

Wed, Oct 30, 2019 @ 09:00 AM

In some die casting applications, components must also be pressure-tight to hold pressurized fluid or gases. Companies use vacuum impregnation to...

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Should Porosity Be Sealed Before or After Machining?

Wed, Jan 02, 2019 @ 08:55 AM

The goal of a foundry is to produce high quality die castings that meet or exceed the customer’s specifications at a competitive cost.  In some die...

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Establishing Leak Rate Standards

Tue, Sep 11, 2018 @ 09:46 AM

A previous blog What Size of Porosity Can Vacuum Impregnation Seal? discussed that porosity occurs naturally and that the purpose vacuum impregnation...

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Eliminating Weld Porosity (Case Study)

Tue, Jan 10, 2017 @ 09:42 AM

 Since 1891, The Bonnot Company has designed and manufactured extrusion equipment. One of the unique features of a Bonnot extruder is a hollow screw...

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