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Military Solutions by APM Hexseal: Advanced Sealing Technology Since 1947

Military Solutions by APM Hexseal: Advanced Sealing Technology Since 1947

APM Hexseal was established in 1947 in response to some of the most fundamental technical challenges that faced military engineers during WWII. Since then, our electronic and electrical device seals have protected aerospace and military control panels and the devices that depend on them from environmental contaminants, weather, spills, and even certain types of gases. Learn more about our first innovations, the major milestones in our history, and our extensive product line. The Genesis of Innovation Our founder, Milton Morse—a...

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Rubber Seals

How to Select the Right Elastomer for Your Sealing Boots and Fasteners

Elastomers are the key to providing effective sealing solutions for applications in outdoor, marine, medical and any environment where sealing stuff in or sealing stuff out is imperative. Elastomers are versatile materials typically composed of polymers, and manufacturers prize them for their ability to bend and stretch in a variety of ways before returning to their original shape. However, not all elastomers are the same. Elastomers can incorporate a wide range of designs and materials depending on the needs of...

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Celebrating a 75-year legacy

What does it mean to be a 75-year-old, third-generation, family-owned American manufacturer? Some people might say that family-owned businesses don’t last that long — and are often mismanaged into bankruptcy. Well, at APM Hexseal, our 75th year was our best one ever. We made a lot of changes and investments in the business and our processes, and we are excited to see what the future holds for us. The company was founded in 1947 by Milton and Riva Morse. They...

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In celebration of International Women’s Day: What Does It Mean to Be an Icon?

Such an interesting term, used to describe many people and many things but what does it truly signify? In layman’s terms, icon means idol, standout, pinnacle – the essence of greatness in a category. Icons can come from anywhere or from any walk of life.  It is their unparalleled success or excellence that awards them the status of icon. What is usually fascinating about icons is their journey, their history, their “how I got here” story. There is always a...

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APM Hexseal Year In Review 2022

What a year!  Looking back, 2022 was a challenging but successful year for APM Hexseal.  We are in the midst of a lot of changes and upgrades and our business is on the march.  The last couple of years have indeed been difficult to navigate. Operating during a worldwide pandemic, then emerging and being faced with major disruptions and price increases in the global supply chain.  In spite of it all, APM Hexseal worked harder, produced more, learned more, changed...

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Stainless Steel Advantages

Stainless steel is a metal used in various applications due to its durability, heat and corrosion resistance, and variety of grades and types. We will explore what stainless steel is and the different types of stainless steel while also describing the advantages of stainless steel in various applications. What Is Stainless Steel? Stainless steel is an alloy composed of varying amounts of manganese, silicon, chromium, and low-carbon steel. The chromium content in stainless steel provides lasting corrosion resistance in oxygenated...

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Get Into the Groove

Founded in 1947, APM Hexseal is a leader in developing and manufacturing environmental sealing solutions for the advanced protection and longevity of circuit breakers and electromechanical switches. APM Hexseal is a trusted sealing products provider for extreme military, commercial, and industrial applications. With worldwide sales representation, a national and international distribution network, and a growing product line, we are well-equipped to service your sealing needs quickly and effectively. We also offer technical support, an experienced engineering team, and a first-rate...

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How to Select the Right Elastomer

An elastomer is a material that returns to its original shape after bending and stretching, which makes it especially useful for sealing seams to prevent gases, liquids, and more from getting in or out. There are more than 20 types of elastomers, each with specific properties for effective sealing in a range of applications, including marine, outdoor, medical, aerospace, lighting, agriculture, food and beverage, and more. What Is an Elastomer? Elastomers are polymers with the unique ability to return to...

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Manufactured in America

Benefits of Working with an American Manufacturer

Since 1947, APM Hexseal has been a leading provider of top-quality internal and external sealing solutions for various industries and applications. We proudly manufacture all of our sealing solutions in our New Jersey manufacturing facility. While many companies have moved their manufacturing operations overseas in an effort to find cheaper labor and production costs, we understand the many benefits of manufacturing in the United States. Shorter Lead Times When you partner with an American manufacturer, your lead times can be...

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Is a Gasket the Same as a Washer?

APM Hexseal is a leading provider of durable high-quality sealing hardware, including custom-molded gaskets and washers. Gaskets and washers are often assumed to be the same thing, as they have a similar design and are both used in conjunction with other components. While they have a similar appearance, they serve very different purposes. Gasket vs. Washer: What's the Difference? Although gaskets and washers share some similarities, they serve different functions. Gaskets are used to prevent leaks around mating surfaces, whereas...

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