Solid Expansion – 4A30.00

Bi-Metal Strip – 4A30.10


  • A bimetal strip is brass on one side and steel on the other.
  • When heated the strip curves toward the steel side.

Location: Demo Room

Ball and Ring – 4A30.20


  • Try putting the ring around a ball.
  • At room temperature the ring is slightly smaller than the ball.
  • Heat the ring and try again.

Location: Demo Room