e-Learning: Sealing Materials

This lesson explores the most common sealing material families, taking a look at the material selection process and material properties.

• Common materials at Trelleborg
• Material selection
• Material properties

This lesson provides an overview of rubber as a sealing material and looks at the different properties and composition of rubber materials.

• Polymer basics
• Vulcanization and properties of rubber
• Composition of rubber
• Material development

Building on part 1, this lesson looks at the various types of elastomers, their properties, temperature capabilities, and the chemistry between fluid, sealing materials and polarity. The lesson also outlines typical reasons for seal failure.

• Types of elastomers
• Impact of temperature
• Sealing material chemistry
• Typical reasons for seal failure

In this lesson, you will explore thermoplastic polyurethane materials and learn about its properties. The lesson covers:

• Polyurethane as a sealing compound
• Synthesis of polyurethane
• Polyurethane at Trelleborg

This lesson provide insight into the basics of polytetrafluoroethylene (PTFE), including its chemical structure, resulting properties and how we process and use PTFE at Trelleborg. 

• Common PTFE materials
• PTFE as a sealing compound
• Turcon® - the Trelleborg PTFE material