Share some information about oil seals.

Release time: 2024-08-02

**Abstract:** The oil seal is a widely utilized sealing component in various industrial applications. Its primary purpose is to seal mechanical components that handle liquid media, such as oil and water. The oil seal functions to prevent the leakage of lubricating oil from the cavity, thereby ensuring optimal sealing performance within that space.

Moreover, there are several common types of oil seals available in the market. The TC oil seal is currently the most frequently used variant. This type of oil seal is characterized by an outer rubber structure with an inner skeleton and incorporates a self-tightening spring mechanism.

**Overview of Various Inner and Outer Skeleton Oil Seal Structures:**

**A-Type Inner Frame Oil Seal**: Composed of a frame, fastening spring, and rubber body.

1. **Key Features**: This design features a double-layer outer iron shell, which enhances the rigidity of the oil seal. It is particularly suitable for larger-size applications.

2. **Common Variants**:
- SA (Single Lip)
- TA (Double Lip)
- VA (Single Lip without Double Spring)
- KA (Double Lip without Double Spring)
- DA (Double Lip with Double Spring)

**B-Type Inner Frame Oil Seal**: Consists of a frame, fastening spring, rubber body, and auxiliary lip.

1. **Key Features**: This variant incorporates a single-layer outer iron shell design, providing improved stability and precise operational characteristics.

2. **Common Variants**:
- SB (Single Lip)
- TB (Double Lip)
- VB (Single Lip without Double Spring)
- KB (Double Lip without Double Spring)
- DB (Double Lip with Double Spring)

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