What do the Dots on my Sanitary Gaskets Mean? Your Guide to Always Knowing what Material your Gasket is.

As a maintenance leader, have you ever had to reorder a gasket but not been totally sure what material it is? As a process engineer, have you ever suspected that sanitary unions in one area of the facility are failing faster than in another area because someone installed the wrong material gasket? Fortunately, Triplex Sales in here to help. In today’s post, we’re going to provide you an easy way to (almost) always be able to figure out what material your sanitary gasket is.

While many sanitary elastomeric materials are the same in appearance, most manufacturers throughout the industry designate gaskets and o-rings with color coded dots to call out what material the product is made from. The below chart shows the most common materials we see:

Gasket Color Code Guide

As always, if you have any questions about your sanitary elastomers, contact a Triplex Sales Engineer today!

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