Hebei Hankai hydraulic cylinder seal kit material
1. Dimensions The numbers can indicate the dimensions of the seal. For instance, the first number may denote the inner diameter, the second, the outer diameter, and the third could refer to the width or height of the seal. These dimensions are critical for ensuring that the seal fits perfectly within the intended assembly, thereby maximizing effectiveness.
20 35 7 oil seal

One of the main benefits of using a hub dust seal is the protection it provides for the bearings inside the hub. Bearings are critical components of any machinery, and they are particularly vulnerable to damage from dust and other contaminants. By using a hub dust seal, you can help to extend the lifespan of your bearings and reduce the need for costly repairs or replacements.
hub dust seal

Oil seals are generally constructed from materials that can withstand the specific chemical properties of the lubricant they are sealing. Common materials include rubber, silicone, and various elastomers. The design of an oil seal often incorporates a lip that rolls against a shaft or surface, creating a dynamic seal that can accommodate movement while maintaining its sealing capabilities.
dust seal vs oil seal
