The Importance of Circuit Breaker Boots in Harsh Environments
Comments Off on The Importance of Circuit Breaker Boots in Harsh EnvironmentsCircuit breaker boots are used to cover and protect electrical protection devices. While largely unseen, these components are present in industrial infrastructure, electric vehicles (EVs), and other systems, and they are integral in maintaining the safe operation of electrical systems. Keep reading to learn more about circuit breakers’ role in ongoing electrical safety and why […]

Sealing Washers vs. Non-Sealing Washers: What’s the Difference?
Comments Off on Sealing Washers vs. Non-Sealing Washers: What’s the Difference?Washers may seem like simple hardware, but they serve a critical function in keeping fasteners secure. While all washers help distribute force and protect surfaces, some go a step further by providing a reliable seal against dust, moisture, and other contaminants. So, what’s the difference? Sealing washers protect against environmental intrusion, while non-sealing washers serve […]
The Importance of Thread Pitch and How to Select the Right Fastener for Secure and Reliable Connections
Comments Off on The Importance of Thread Pitch and How to Select the Right Fastener for Secure and Reliable ConnectionsThread pitch is one of the fundamental characteristics of screw design. Pitch directly affects the holding power and integrity of threaded assemblies. It is the key to pairing a screw or bolt with a compatible nut and ensuring smooth installation. Whether you’re working with an automotive, aerospace, or any other application that relies on secure […]
Differences Between a Clearance Hole and a Countersink for a Screw, and Why They Matter
Comments Off on Differences Between a Clearance Hole and a Countersink for a Screw, and Why They MatterScrew holes are integral to the structural integrity and appearance of various manufacturing and construction assemblies. There are many types of screw holes, but the two prevalent types are countersinks and clearance holes. Choosing the right fasteners for your project requires a clear understanding of each type of screw hole. Here, we will explore the […]
Advantages of Silicone Rubber for Sealing Solutions
Comments Off on Advantages of Silicone Rubber for Sealing SolutionsSilicone rubber provides a number of advantages over other elastomeric materials. This sealing solution offers a robust combination of tensile strength, vibration and noise dampening, and thermal stability. Silicone rubber is also resistant to various chemicals, abrasions, and weathering. APM Hexseal has been developing advanced bonding and sealing solutions for a range of materials since […]
Military Solutions by APM Hexseal: Advanced Sealing Technology Since 1947
Comments Off on Military Solutions by APM Hexseal: Advanced Sealing Technology Since 1947APM 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. […]
How to Select the Right Elastomer for Your Sealing Boots and Fasteners
Comments Off on How to Select the Right Elastomer for Your Sealing Boots and FastenersElastomers 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 […]
Celebrating a 75-year legacy
Comments Off on Celebrating a 75-year legacyWhat 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 […]
In celebration of International Women’s Day: What Does It Mean to Be an Icon?
Comments Off on 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 […]
APM Hexseal Year In Review 2022
Comments Off on APM Hexseal Year In Review 2022What 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 […]