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Ball with Ring

Ball with Ring

£83.33 exc. 20% VAT(£100.00 Inc. VAT)


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  • Ball on chain and ring
  • Wooden handle for safe and comfortable grip
  • Steel ball and ring construction
  • Simple but effective demonstration of heat expansion
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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 with Ring

The Ball with Ring is an arrangement made from steel to demonstrate the expansion of solids on heating. The ball, which fits through the accompanying ring, will, after being heated via suspension over a burner flame, it no longer fit through the cool ring.


  • Dimensions of the bracket in mm: approx. 40 x 50 x 40mm²
  • Diameter of ball: approx. 22mm
  • Length of handle with shaft: approx. 225mm
  • Weight: approx. 175g
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