It is compressive property and need large plastic zone so it can be rolled to make thin sheets

Malleability

Malleability is a property of materials that allows them to be deformed or shaped by hammering, rolling, or pressing without breaking or cracking. It is the ability of a material to withstand compression and deformation without fracturing and retain its new shape after the force is removed. Malleability is often associated with metals, but it can also be observed in some non-metallic materials.

Explanation:

1. Definition of Malleability:
Malleability is a mechanical property that describes a material's ability to undergo plastic deformation under compressive stress, such as hammering or rolling, without breaking or cracking. It is the opposite of brittleness, where materials break or fracture when subjected to stress.

2. Hammering and Rolling:
When a material is hammered or rolled, it is subjected to compressive forces that cause its shape to change. In the case of hammering, the material is struck repeatedly with a hammer, while rolling involves passing the material through rollers to reduce its thickness or change its shape. Malleable materials can undergo these processes without breaking or fracturing.

3. Ductility vs. Malleability:
Ductility and malleability are related properties but have some differences. Ductility refers to a material's ability to be stretched or drawn into wires without breaking. Malleability, on the other hand, focuses on a material's ability to be shaped into plates or sheets. While both properties involve plastic deformation, they are not interchangeable.

4. Examples of Malleable Materials:
Many metals are known for their malleability. For example, gold is highly malleable and can be hammered into thin sheets called gold leaf. Aluminum, copper, and silver are also malleable metals. Non-metallic materials like clay can also exhibit malleability when they can be molded and shaped without breaking.

5. Importance of Malleability:
Malleability is an essential property in various industries and applications. For example, in metalworking, malleable materials are used to create intricate and complex shapes, such as in jewelry making or metal sculptures. Malleability is also important in manufacturing processes like sheet metal forming, where metal plates are bent, folded, or stretched to create various products.

Conclusion:
In summary, malleability is the property of a material that allows it to be shaped or deformed without breaking or cracking. It is a valuable property in various industries, particularly in metalworking and manufacturing processes. Materials with high malleability, such as metals, can be easily manipulated into plates or sheets through processes like hammering or rolling.