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Supertek™ Ball and Ring Apparatus 
An excellent device for demonstrating thermal expansion. When cool, the 25 mm brass ball passes easily through the matching brass ring.
Supplier: Supertek™ PH20022
Description
- Used for demonstrating thermal expansion.
- When cool, the 25 mm brass ball passes easily through the matching brass ring.
Specifications
| Heat Conductometer | |
| 6+ | |
| 1 ball, 1 ring | |
| 1 Lab Group |