Introduce students to the fascinating world of smart materials with this NiTi Smart Spring, ideal for hands-on science demonstrations. Perfect for secondary schools and colleges, it helps illustrate the unique properties of shape memory alloys in a clear, practical way.

• Made from nickel-titanium (NiTi) shape memory alloy
• Contracts to original length when heated to 70°C (by electric current or hot water)
• Provides a pulling force equivalent to lifting a 0.5kg weight
• Dimensions: 20mm long (closed), 5.5mm external diameter, 4mm internal diameter
• Spring weight: 1.1g