Muscle Wire (Nitinol) in HOT Water

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Uploaded by on Apr 13, 2008

Sometimes called the Smart Alloy, Muscle Wire or Memory Metal, is an alloy that "remembers" it shape. You can reshape the wire, but when heated it returns to the preset shape. Ever wonder how someone bends a spoon with their mind? Same metal.

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Education

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Top Comments

  • it has to be heated to incredibly high temperatures before you can change the 'parent shape'.

    This spring is cool.

  • how does the nitinol metal get into the shape of a spring in the first place?

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All Comments (45)

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  • wie warm muss das wasser sein oder kalt wie viel grat

  • @brandonj70 force and heat

  • @brandonj70 when they make it in high heat it has bent into a spring and you can actually use a lighter to change the wires default shape :D

  • @BlackGypoMagic : Hi , i'm Maqbool ,student of (BE) Material Sciences and Engineering , i'm working on ' shape memory alloy ... can you help me if i need about ....... reply plz

  • can anyone tell about temperature rangeof hot water , i mean transformation temperature ???

  • If you tie a knot with this and then dip it in boiling hot water, will it untie itself?

  • Blow dryer would do also

  • @brandonj70 They come out from the ground like that under the form of a rock called spriodotite.

  • Hey this would be good for the military LOL, got a hole in your wall? Get some hot water!

  • where u get nitinol? ~_~

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