




🔥 Shape your world with smart springs that remember!
This Nitinol memory metal spring is a high-precision shape memory alloy that contracts automatically when heated above 45°C (113°F), delivering up to 2.5N of force. With 21 coils and a 0.75mm wire diameter, it offers durable, repeatable performance ideal for innovative projects, educational demos, and precision applications.
| Customer Reviews | 4.4 out of 5 stars 17 Reviews |
C**M
As expected
As expected.
A**N
Just what we needed!
We used this for a object lesson in our kids ministry. Worked great, although a little small, only about an inch long but when stretched out and then heated, the effect is great!
L**D
special metal
Defines new technology.
A**E
Only One Spring In The Package
The seller's photo shows 6 springs. The product itself is absolutely fantastic.
L**O
The dimensions
The size was too small.
Trustpilot
2 months ago
3 days ago