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Video: HVLV Walk Around

Posted by Andy Marin on Wed, Jul 17, 2019 @ 10:22 AM

The HVLV vacuum impregnation system allows OEMs, contract manufacturers, die casters and foundries to have the benefits of vacuum impregnation in a simple, easy to use machine. In this video, John Halladay (aka Johnny Impreg) will show you some of his favorite features on how the system efficiently and effectively seals porosity while eliminating the costs and risk of outsourcing.

 

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Video: When Should I Impregnate a Casting

Posted by Andy Marin on Thu, Jun 20, 2019 @ 08:50 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 casting cases, those specifications require that the part must hold pressurized fluid or gasses. Companies use vacuum impregnation when the part must hold fluids or gasses under pressure. A common question asked about vacuum impregnation is “When Should I Impregnate a Casting?” This video addresses this question by answering if vacuum impregnation should be done before or after machining and finishing. 

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Understanding the Vacuum Impregnation Process

Posted by Andy Marin on Wed, Jul 19, 2017 @ 08:10 AM

Vacuum impregnation  seals porosity and leak paths in metal castings and powdered metal parts that form during the casting or molding process. The process is done by filling the pores with a sealant under pressure to stop fluids or gases from leaking under pressure. Vacuum impregnation stops casting porosity and allows manufacturers to use parts that would otherwise be scrapped.

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