Hebei Hankai piston wiper ring

Importance of Hydraulic Oil Seal Kits

When choosing oil seals, it is essential to consider several key factors that define their quality. First, the material selection is crucial; it should match the specific application requirements, such as temperature resistance, chemical compatibility, and flexibility. Second, the design of the oil seal, which often includes features like lips and grooves, determines its effectiveness in keeping lubricant in and contaminants out. Quality oil seals also exhibit a low rate of wear and excellent reliability over their operational life.

Conclusion

Cylinder oil seals are typically made from high-quality materials such as rubber, silicone, or polyurethane. These materials are chosen for their durability, flexibility, and resistance to high temperatures and pressure. The seals are designed to fit tightly around the cylinder shaft, creating a barrier that prevents oil from leaking out and contaminants from getting in.

1. Cost Efficiency Repairing a hydraulic cylinder using a seal kit is generally more cost-effective than replacing the entire cylinder. Seal kits allow for a complete overhaul of the cylinder’s sealing mechanism, extending its operational life and saving money for businesses in the long run.

The designation 20x35x7 refers to the dimensions of the oil seal. The numbers represent the inner diameter (20 mm), outer diameter (35 mm), and the thickness (7 mm) of the seal. The design of an oil seal is critical, as it must fit precisely to ensure a proper seal and prevent the ingress of dirt, dust, or moisture. The choice of material used for these seals often includes rubber compounds that enhance flexibility and resilience. Common materials include nitrile rubber (NBR), fluorocarbon rubber (FKM), and silicone, each chosen based on the specific application and operating conditions.