PROCESSING OF MATERIALS: ALLOYS : LSUS
Basic Technology JSS3 First Term
WEEK – FOUR
PROCESSING OF MATERIALS: ALLOYS
PERFORMANCE OBJECTIVE
By the end of the lesson, the students should be able to learn:
- Metal processing methods
- Metal alloys, examples, properties and uses
CONTENT
Metals are materials used in producing some equipment used in everyday life. Metals are usually solid but a few ones are liquid or powder form. They are made of raw forms called ore.
METHODS OF PROCESSING METALS
Most metals do not occur in a pure state they are usually combined with other metals and earthly impurities to form what is called mineral ore. The ore is then mined and processed to extract the metal of interest. The methods of processing metals include:
- Casting
- Smelting
- Annealing
CASTING
This is the process of melting.... View More
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- Chapters 8
- Category JSS3
- Author ClassNotes Edu
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