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MKC Oil Seal Co., Ltd. is a specialized manufacturer of the oil seals and rubber parts. We established in 1983 in Taiwan and had more than 30 years’ experience in producing technology and design development. We have an excellent reputation for quality and good services throughout worldwide.
By mkc | 19 August 2022 | 0 Comments

Different Types of Radial Shaft Seals

A radial shaft seal, also known as a lip or radial seal, is used to seal rotating or rotary elements of a machine. This type of seal is used in a variety of applications including axles, struts, power steering, valve stems, and hydraulic pumps. Typically, these seals have a radial outer circumference, which makes them ideal for a variety of applications. Choosing the right type of seal will be essential to the safety and efficiency of the machinery that they're installed in.
rotary shaft seal
There are several types of rotary shaft seals. One type is the all-elastomer kalsi seal, which is installed via radial squeeze. These seals are designed to resist moderate to high differential pressure and abrasive operating environments. The design of the seals is based on the principle of interfacial lubrication. This lubrication minimizes friction, wear, and seal-generated heat. Various geometries of the seals are available, allowing users to find the right solution for their specific requirements.
The material used to manufacture the seal should be chosen carefully. Ideally, the rotary shaft should be hardened to a Rockwell C of 45 or less. A hardened rotary shaft will give the seal greater longevity, while a softer one will require more frequent replacement. In addition, the roughness of the shaft surface can shorten the life of the seal. To avoid this, the PTFE material used for the shaft should be smooth.
The rotary shaft seal has a variety of uses. For instance, it is used in power transmission systems and in air conditioning. Finding the correct sealing solution can be difficult. But MKC Oil Seal, the leader in automotive rotary shaft seals, can help you find the right one for your particular application. Our company's engineers have the knowledge and expertise to help you find the best solution for your application. So, contact us to get more information on our products.
radial shaft seal
A radial shaft seal is a type of lip seal that is commonly used in auto parts. This type of seal seals rotating and rotary elements such as struts, axles, hydraulic pumps, and power steering systems. The different types of radial shaft seals are:
When selecting a radial shaft seal, the type of bearing used should not be the determining factor. The proper radial shaft seal will depend on the operating conditions, speed, and temperature of the machine. Considerations should be made about the chemical compatibility of the radial shaft seal with the machine. If the shaft is subjected to high temperatures, an elastomer may be more suitable. A combination of both will ensure that the seal will perform at its best for years to come.
The radial shaft seal can be press-fitted into a stationary bore to achieve a press-fit installation. The radial shaft seal has two lips: a main lip and a dust lip. The seal should be selected by taking into account the temperature, speed, and fluid or pressure to be contained. The engineer should choose the radial shaft seal based on the conditions in the machine and its use. Some radial shaft seals can be customized to fit the machine's specifications.
dripless shaft seal
A dripless shaft seal is an excellent choice for a variety of applications, including high-pressure pumping systems. A dripless shaft seal is based on a narrow axial or radial gap, and is designed to limit fluid leakage. Depending on the fluid handled, a dripless shaft seal can be contact or non-contact. However, the non-contacting controlled gap seals can leak significant amounts of fluid, making them less suitable for environmental applications.
Installing a dripless shaft seal is not difficult, but it does require an expert to install and maintain the system. Regular maintenance is required, as a lack of water flow will overheat and ruin the seal. It is also important to regularly check the pump and lubrication system to ensure that there are no leaks. Ultimately, this seal is designed to keep water out of your pump, but if you are unsure of how to properly install and maintain it, you should contact a professional.
There are two types of dripless shaft seals: the PSS Shaft Seal requires manual alignment and rotating the ring. The MKC Oil Seal Dripless Shaft Seal is water-fed from the engine and does not require alignment. While they are both excellent choices, which one will best fit your needs? It really depends on your needs and budget. Neither is inferior in quality or service, but both are excellent choices for most applications.

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