AXLE / Cassette Seals

Item Description

Axle/Cassette seals have been widely used in harsh environments, heavy-duty and off-road applications, such as trucks, trailers, commercial vehicles and agricultural machinery. The unitized design is just like a labyrinth with grease filled containing several dust lips and the main sealing lip is energized with a spring, leading to the effective prevention of the penetration of oil, liquid, dirt and mud.

The various dimensions and overall heights can be provided for different applications. CHO have unrivalled experience and knowledge of the design and manufacturing of these types of seals for all types of application. Many more factors need to be taken into account when designing and manufacturing these seals and usually a combination of lip materials are used to achieve the most cost effective solution.

Automotive applications
Vehicles are running at high speed with high temperature of operation in a long period, so the seals need to be extremely reliable.

Industrial applications
Industrial applications are running slowly with short distance and continuously start and stop.

Supplier Info


CHU HUNG OIL SEALS IND CO., LTD was found in 1988 located in Nantou city, Taiwan. CHO mainly focused on being a professional manufacturer and tooling development for 15 years since it was established. We’re now devoting to the design and development of all types of sealing products for different applications. In addition, customized services are also provided based on customers’ requirement. As one of the leading brands of sealing technology, our products are being widely sold to countries all over the world in the name of CHO.

We were mainly producing seals for Aftermarket from 1988 to 2007, however, we started cooperating with OEM customers manufacturing seals for well-known automotive brands in the world. In order to meet customers’ requirement and increase their loyalty and confidence in us, we have obtained the certifications of IATF 16949 and ISO 14001.

CHO relocated to the new facility with 13,000 square meters for more space at Yung-Hsing Road in Nantou in 2007. The continuous innovation and improvement for management, production and quality is highly emphasized. Therefore, we’ve been investing more precise production, inspection and automotive equipments to increase our competitiveness in sealing technology. We also established a new plant with 13,000 square meters in 2014 providing 3 floors for OEM production lines and extending the professional rubber compound lab. Increasing our capability is the main mission of new plant expecting to bring the maximum benefit of production.

We continuously accumulate our experience and knowledge from the communication and all projects to fulfill customers’ demands and increase the quality of service.

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