polycrystalline material

Which Process Is Used To Increase Grain Size?

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Which Process Is Used To Increase Grain Size? Grain Size Effect: It has long been known that the properties of some metals could be changed by heat treating. Grains in metals tend to grow larger as the metal is heated. A grain can grow larger by atoms migrating from another grain that may eventually disappear.

What Is The Name Of A Small Crystalline Region In A Polycrystalline Material?

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What Is The Name Of A Small Crystalline Region In A Polycrystalline Material? A crystallite is a small or even microscopic crystal which forms, for example, during the cooling of many materials. Crystallites are also referred to as grains. What is polycrystalline material? A polycrystalline material is comprised of many small crystallites with different crystal