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2. Hydraulic Systems In hydraulic pumps and cylinders, oil seals help maintain pressure and prevent fluid from leaking, which is essential for effective operation.

Understanding Hydraulic Cylinder Packing Kits

1. Material Composition The price of hydraulic cylinder oil seals is significantly affected by the materials used in their manufacturing. Common materials include nitrile rubber (NBR), polytetrafluoroethylene (PTFE), and polyurethane (PU). Each material has its unique properties, such as temperature resistance, chemical compatibility, and durability, influencing the overall cost. High-performance seals made from premium materials tend to be more expensive but can offer longer lifespans and better resistance to harsh conditions.

A typical rotary shaft seal consists of several key components a flexible sealing lip, a rigid outer casing, and sometimes a spring mechanism to enhance the sealing effect. The sealing lip is made from elastomeric materials, which allow it to maintain flexibility while adapting to the surface of the rotating shaft. The outer casing is usually made from metal or hard plastics, which ensures a secure fit within the housing or bore.

Functionality and Importance