Introduction to Mechanical Seals
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Course Description
This is the first lesson in the iKNOW™ Mechanical Seals Library. The lesson explains the purpose and basic components of mechanical seals. The participant is instructed in the identification and characteristics of materials commonly used to make seal faces and seal hardware, and to understand the limitations of seals. Characteristics, limitations, and application of packing are also discussed.
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Course Outline
Topics:
Purpose of Mechanical Seals
Primary Seals
Secondary Seals and Seal Hardware
Characteristics and Limits of Mechanical Seals
Packing
Objectives:
• Explain the purpose of mechanical seals.
• Identify the basic components of a mechanical seal.
• Identify the types of materials commonly used to make seal faces and
elastomers.
• Describe the characteristics of materials commonly used to make seal faces.
• Identify the types of materials commonly used to make seal hardware.
• Describe the characteristics of materials commonly used to make seal hardware.
• Identify the primary sealing points of a mechanical seal.
• Identify the secondary sealing points of a mechanical seal.
• Identify the characteristics and limitations of mechanical seals.
• Describe the characteristics of packing.
• Identify applications in which packing is installed to control process leakage.
• Explain when packing should be replaced by a mechanical seal.
Purpose of Mechanical Seals
Primary Seals
Secondary Seals and Seal Hardware
Characteristics and Limits of Mechanical Seals
Packing
Objectives:
• Explain the purpose of mechanical seals.
• Identify the basic components of a mechanical seal.
• Identify the types of materials commonly used to make seal faces and
elastomers.
• Describe the characteristics of materials commonly used to make seal faces.
• Identify the types of materials commonly used to make seal hardware.
• Describe the characteristics of materials commonly used to make seal hardware.
• Identify the primary sealing points of a mechanical seal.
• Identify the secondary sealing points of a mechanical seal.
• Identify the characteristics and limitations of mechanical seals.
• Describe the characteristics of packing.
• Identify applications in which packing is installed to control process leakage.
• Explain when packing should be replaced by a mechanical seal.