What Are Quad Ring Seals and What Exactly Are They For?

If you are confused about quad ring seals, this article will explore what they are, their notable features, and the advantages that they provide. Everyone knows how crucial it is to use the most efficient equipment. Using the best tool in the market can make a job easier, save time, and boost efficiency. These factors will also lead to financial benefits for both businesses and individuals. Quad ring seals are a phenomenal example of efficient equipment that reaps these rewards. When you finish, you will know what quad ring seals are and how you can use them to make your life easier.

What Exactly Are Quad Ring Seals?

Quad ring seals are seals made of elastomer material. This material is a polymer that is quite rubbery and can go back to its original shape, even after a great deal of stretching. Quad ring seals are unique because they are four-lipped seals. Their design provides double the sealing surfaces as an O-ring.

Advantages of Quad Ring Seals

Now, let’s dive a little deeper into the various advantages of quad ring seals. Quad ring seals are typically compared to O-ring seals, but they are superior in many aspects. Some companies, like Rothkopf, know that the O-ring is a circular cross-section seal with applications nearly everywhere in the sealing industry.

The first advantage is that the flash line on the quad ring is tucked inside the two outer lobes and does not affect the sealing lips. This design means that quad ring seals have zero leakage. In contrast, the O-ring typically has its flash lines on the outer diameter. Flash lines are the extra material where the compression mold tool comes together, so having it on the outer diameter is less efficient.

Additional Advantages

Another advantage is that quad ring seals are better at sealing. They have two sealing surfaces and have less friction. Because of these factors and their superior cross-section design, they are better at sealing than O-rings. The lesser friction also means that quad ring seals have a longer lifespan than O-rings. This longer lifespan saves money because quad ring seals need replacement less frequently.

Additionally, quad ring seals will avoid spiral twist. O-ring seals attempt to minimize breakaway friction with a wide groove that lets the seal twist. Over time, this twisting strains and tears the rubber. When this happens, it is called a spiral twist. Quad ring seals prevent this issue with their four-lobed design. It will resist the distortion from the intense pressure and has a narrow groove instead.

Finally, the quad ring seal has more stability in dynamic applications and better lubrication retention. The stability is because of the four-lobed design and narrow groove. Meanwhile, the lubrication retention is also because of the quad ring’s design. There are grooves on the inside and outside diameter, which retain the lubricant. By keeping this lubricant, the quad ring seals experience lower friction forces than the O-ring seals do.

How to Know When to Use Quad Ring Seals

An easy way to know when to use quad ring seals is to look at your use of O-ring seals. If you have used an O-ring, it is typically best to replace it with a quad ring seal. Luckily, this is not difficult because they have the same standard sizes. Remember that the best time to use quad ring seals is for dynamic applications. Because the quad ring seal experiences lower friction forces and avoids spiral twist, it is far better than the O-ring seal in systems with a lot of movement. The quad ring seals will provide high stability, even in the most dynamic applications. Lastly, the quad ring seals also have a more efficient sealing rate. They are perfect for any operation where zero leakage is imperative.

Now, you have greater insight into what quad ring seals are and how to use them. Hopefully, this will increase productivity and efficiency in your sealing ventures.

Bio: Anita is a freelance writer from Denver, CO. She studied at Colorado State University, and now writes articles about health, business, family and finance. A mother of two, she enjoys traveling with her family whenever she isn’t writing. You can follow her on Twitter @anitaginsburg.