Hierarchy classification:

1. top of the aat hierarchies
2. Materials Facet
3. Materials (hierarchy name)
4. materials (substances)
5. [materials by form]
6. [materials by physical form]
7. [materials by granularity]

Narrower term/s

• dust
• powder

Anotations

Scope note:

Refers to material that contains a greater length of grain boundaries than a coarse-grained material. Grain boundaries restrict slip transmission to neighboring grains. A fine-grain material has a higher tensile strength and is thus harder than a coarse-grained material.