Description

This unit demonstrates the expansion of metal
with heat and its contraction when cooled. When
a ball or ring on a handle is heated, the ball will
not pass through the ring, but when cooled the
ball passes through the ring freely.
Total length: 260mm, Ball diameter 25mm.

Item No.               Specification
P31 – 019A            90 Degree
P31 – 019B            Bung Top
P31 – 019C            Side Arm
P31 – 019D            Straight Tube
P31 – 019E            Double Bend
P31 – 019F            U Bend
P31 – 019G            Large U Bend
P31 – 019H           Small U Bend
P31 – 019I             Test tube side arm