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JSS2: BASIC TECHNOLOGY - 1ST TERM

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  1. Definition of First Aid | Week 1
    7 Topics
    |
    1 Quiz
  2. Rescue Operation | Week 2
    3 Topics
    |
    1 Quiz
  3. Materials & their Common Uses (Wood) | Week 3
    6 Topics
    |
    1 Quiz
  4. Materials & their Common Uses (Metal) | Week 4
    6 Topics
    |
    1 Quiz
  5. Uses of Common Alloys (Brass & Bronze) | Week 5 & 6
    7 Topics
    |
    1 Quiz
  6. Uses of Ceramics and Glass (Contd) | Week 7 & 8
    4 Topics
    |
    1 Quiz
  7. Uses of Plastics | Week 9
    4 Topics
    |
    1 Quiz
  8. Uses of Rubber | Week 10
    3 Topics
    |
    1 Quiz
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Topic Content:

  • Properties of Bronze

Bronze properties depend on its composition and processing. However, most share several common properties including the following:

1. Bronze does not lose its strength at high temperatures.

2. Bronze is ductile (it can be stretched like a thin wire when heated).

3. Bronze is a good conductor of heat.

4. Bronze is a good conductor of electricity.

5. Bronze is harder than copper or iron.

6. Bronze has low friction properties.

7. Bronze resists seawater/saltwater corrosion.

8. Bronze can react with strong acids, producing hydrogen gas.

9. Bronze is stable at room temperature.

10. It is both stronger and harder than its parent metals.

11. Bronze is reddish-brown in colour.

12. Melting point of 950°C.

13. Bronze is not magnetic, but certain alloys containing iron or nickel may have magnetic properties.

14. Bronze is insoluble in water.