Delrin is a brand name for a type of thermoplastic known as acetal, which is produced by DuPont. It is known for its high strength, stiffness, and excellent dimensional stability, making it suitable for precision parts in various applications. This material is resistant to wear and has low friction properties, which makes it ideal for use in gears, bearings, and other mechanical components. Additionally, Delrin is easy to machine and can be used in both industrial and consumer products, contributing to its popularity in manufacturing.