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Can Glass Be Malleable?

Published in Material Science 1 min read

Yes, glass can be malleable, but only at a specific temperature known as its softening point.

Glass, in its solid state at room temperature, is brittle and prone to shattering. However, when heated to its softening point, which is around 107.6 poise viscosity, glass becomes pliable and workable, meaning it can be shaped and molded without melting completely. This malleable state allows glassblowers and artisans to create intricate designs and forms.

Essentially, malleability refers to the ability of a material to deform under compressive stress, which is what happens when you shape it. While solid glass lacks this property, heated glass at its softening point allows for this deformation.