Seal Structure Parameters Affecting Oil Seal Performance


Release time:

Aug 11,2017

A good oil seal is particular, in addition to size, its sealing performance must be considered. Dongsheng seal tells you the factors that affect the sealing performance of the oil seal, including oil pressure, lip rubber performance, structural parameters, lip interference, R value (distance from the seal lip plane to the spring groove center plane), lip waist thickness, lip waist length, medium temperature, oil seal shaft speed, etc. may affect the sealing performance of the oil seal! Let us first understand the oil pressure that affects the sealing performance of the oil seal. The sealing structure parameters of the oil seal have a great influence on one aspect, which can also be said to be fatal (as shown in Figure 1. Rotary shaft lip oil

A good oil seal is particular, in addition to size, its sealing performance must be considered. Dongsheng seal tells you the factors that affect the sealing performance of the oil seal, including oil pressure, lip rubber performance, structural parameters, lip interference, R value (distance from the seal lip plane to the spring groove center plane), lip waist thickness, lip waist length, medium temperature, oil seal shaft speed, etc. may affect the sealing performance of the oil seal! Let us first understand the degree of influence of oil pressure that affects the sealing performance of oil seals?

The sealing structure parameters of the oil seal have a great influence on one aspect, which can also be said to be fatal (take the structural parameter diagram of the rotary shaft lip oil seal ring shown in Figure 1 as an example). The structural parameters that affect the oil seal ring include the interference of the oil seal lip, the R value of the seal ring (refers to the distance from the lip plane of the seal ring to the center of the groove, and the value should be controlled within a reasonable range), lip waist thickness, Lip waist length, front lip angle, rear lip angle, etc. will affect the oil seal effect.

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