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- Mechanical face seals, also known as mechanical seal rings or floating seals, consist of two metal rings that press against each other to create a tight seal. These seals are commonly used in heavy-duty applications such as construction equipment, agricultural machinery, and mining equipment, where high pressures and temperatures are present.
2, oil seal lightweight, fewer supplies. Each type of oil seal is a combination of thin-walled metal parts and rubber parts, and its material consumption is very small so that each oil seal has a lightweight.