Ring and Ball with Stand

KWD 12.000

SKU: 0914-0117 Category:


  • Size: 22mm Diameter, ring to handle measures 9.75″, adjustably mounted on a tripod base.
  • Excellent demonstration tool for science classrooms, used in demonstrating Thermal Expansion.
  • A brass ball secured to a mounted brass ring with a chain.
  • Apparatus demonstrates that the ball passes through the ring when cold, but will not pass through after being heated.

Instrument Name: Ring and Ball with Stand