Engineering materials are materials that are used in the production of machine tools, facilities that we use in everyday life around us, by which these materials will need to be able to work on the parts or equipment that has been designed. If we consider the properties of different types of materials and various types of materials, structures, we can recognize the various materials that have the same structure and have similar properties and styles specific to a type of material. For easy selection of different materials has been split into 5 groups of large categories are: 1. Metal category. Divided into three categories: steel copper iron2. plastic or polymer 3. ceramic categories.4. type composite materials5. type electronics (Electronic materials)
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