When Plastics Need Memory

 

Hard Drive
5 MB of memory in 1956

When we speak of memory in plastic materials, we are talking about a plastic parts ability to return to its original shape after it is deformed in some way. More specifically, we are talking about a part being able to return to its original shape after being held in a flexed position for an extended period of time.

The question is, what makes a material have good memory and what materials are best used for applications that require this property?

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