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Gasket Resources Blog

NSF-Certified Gaskets for Potable Water Projects

Posted by Jim Lingenfelder on April 3, 2017

The majority of governmental agencies regulating drinking water supplies require that any product made or used in North America for the manufacture, distribution, or treatment of drinking water or drinking-water-related products must comply with the standards set forth in NSF/ANSI 61: Drinking Water System Components – Health Effects. These regulations apply to every component at every stage of the production process, from cement and paint to meters, valves, and gaskets.

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Topics: Durlon® Gaskets, Chemical Compatibility


Carbon-Filled PTFE & Teflon Gaskets

Posted by Jim Lingenfelder on February 6, 2017

Hydrogen fluoride is a dangerous but critical component for various applications in the chemical processing industry, including gasoline production, specialty metal manufacturing, glass etching and polishing, stainless steel pickling, and semiconductor preparation. When mixed with water, hydrogen fluoride forms hydrofluoric acid, a corrosive fluid capable of causing severe burns and irritation if processes are not properly managed.

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Topics: Chemical Compatibility, Chemical Processing


Gasket Recommendations for Sulfuric Acid Applications

Posted by Alex Chappell on September 12, 2016

Sulfuric acid is one of the most widely used chemicals across a range of industries. Despite this ubiquity, however, each sulfuric acid application requires careful material selection and evaluation, as the wrong gasket will quickly deteriorate, posing a multitude of risks when exposed to this aggressively corrosive medium.

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Topics: Identa-Seal®, Chemical Compatibility


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