LEARN ABOUT CASTING PROCESS: Steps involved in casting process 1. Pattern making. 2. Mould making. 3. Core making. 4. Melting of metal and pouring. 5. Cooling and solidification 6. Cleaning and inspection PATTERN MATERIAL … (Wood / Metal / Plastic / Polystyrene etc) Easily available and economical. It be easily shaped, worked, machined weldable (if required) Have resistant to wear and corrosion and resistant to chemical action. Does Not affect with variation in temperature.