Answer the following questions:

1. Explain how ‘metal casting’ affects a material’s properties such as grain structure and

(500 words)

2. Discuss the suitability of sand casting as a process to manufacture:

1. Engine blocks
2. Prosthetic hip replacements

(500 words)

3. Outline the process used to manufacture aluminium tin foil, and describe how it alters the mechanical properties of the aluminium

(500 words)

You must answer all the questions, and you must adhere to the word count.

You need to state the word count at the end of each question. References, tables and image captions do not contribute to the word count.

Make sure that you use standard Harvard referencing in your answers when referring to text books, journal papers etc. Websites such as Wikipedia and Google are not suitable sources of information!