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  • What Is a Bellow Mechanical Seal?

    Update: 25 08 22

    What Is a Bellow Mechanical Seal?

    What's a Bellow Mechanical Seal? This type of seal is designed for high-temperature, heat transfer fluids. Besides being easy to install and adjust, it's also suitable for use in chemical and oil pumps. In fact, if you are looking for a reliable seal for your application, you can try out read about the advantages of this type of seal by reading the following information. A Bellow Mechanical Seal is a type of single-...

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  • What Is a Rubber Seal?

    Update: 18 08 22

    What Is a Rubber Seal?

    A Rubber Seal is a mechanical component with a certain type of compression set. A compression set occurs when a rubber compound experiences repeated deformation. The amount of deformation required to reach a specified state is called a fatigue life. This is determined by vulcanization methods, and varies from type to type. Axisymmetric and axial seals are examples of compression sets. They are also known as "o-rings....

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  • The Importance of Pump Seals

    Update: 09 08 22

    The Importance of Pump Seals

    Pump seals have a number of important characteristics that make them an essential component of any pump. These features include multiple leak paths, multiple sealing surfaces, and multiple materials. In most cases, a mechanical pump seal has a single, double, or balanced arrangement, with an outside-mounted spring to prevent leaks. A mechanical pump seal needs to be maintained through the use of springs, metal bellow...

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  • Submersible Pump Seal Basics

    Update: 01 08 22

    Submersible Pump Seal Basics

    There are several factors that will determine the correct type of Submersible Pump Seal. Mechanical seals are comprised of a pair of optically flat faces connected to a drive shaft. These faces are lubricated either by the liquid pumped or by a barrier fluid. Because the seals are only in contact while the pump is at rest, they must be kept lubricated. The lubricating liquid provides a thin hydrodynamic film between ...

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  • Understanding a Vertical Pump Seal

    Update: 25 07 22

    Understanding a Vertical Pump Seal

    When considering a Vertical Pump Seal, it's important to understand its design and what causes problems. A mechanical seal consists of a rotating face and stationary face that are attached to the pump's shaft. While the two faces are in contact only when the pump is stationary, the fluid inside the pump must be lubricated to prevent liquid leakage. The seal's flexible "boots" are made of elastomer, flexible metal bel...

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  • The seal includes two different types of seals

    Update: 20 07 22

    The seal includes two different types of seals

    Submersible Pump Seal In the design of a submersible pump, a seal is a mechanical device between a motor and a pump's housing. The seal includes two different types of seals. The primary seal is a simple rotary seal with a rotating seal member that engages a stationary one around the pump's shaft. The secondary seal has a stationary seal member and an inner diameter that slides or frictionally engages with the pump'...

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