This bi-metal strip is ideal for hands-on demonstrations of thermal expansion in science lessons, helping students clearly observe how different metals react to heat. Designed for teachers and learners in secondary and college settings, it provides a practical way to explore key physics concepts.

• Comprises brass and steel strips riveted together for durability.

• Strip dimensions: 200mm x 15mm; overall length with handle: 320mm.

• Mounted on a sturdy wooden handle for safe handling during experiments.

• Suitable for classroom demonstrations of heat and material properties.

• Reusable and easy to store in standard lab equipment trays.