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Ball and Ring

Ball and Ring

£19.80 exc. 20% VAT(£23.76 Inc. VAT)


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In stock now

  • Brass ball and ring
  • For demonstrations of thermal expansion
  • Once heated, the ball will no longer fit through the ring
  • Protective plastic handles
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Please Note: We are currently experiencing a temporary delay in shipping this product due to recent issues surrounding Brexit. We apologise for any inconvenience caused and we are advising you to allow an additional two weeks for the delivery of this item.

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Ball and Ring

The Ball and Ring is an apparatus set constructed from brass to demonstrate the thermal expansion of solid bodies. After heating in a burner flame, the ball no longer fits through the cold ring. Both parts feature protective plastic handles for firm and comfortable grip.


  • Length: approx. 250mm
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