noun
particulate material; bulk material
Technical term used in engineering and materials science for granular or powdered substances handled in bulk.
粉粒体の流動特性を測定する装置を開発した。
We developed a device to measure the flow characteristics of particulate materials.
この工場では粉粒体をサイロに貯蔵している。
This factory stores bulk materials in silos.
粒体 means granular material; 粉粒体 is a broader term encompassing both powders and granules.
Compound of 粉 (powder), 粒 (grain), and 体 (body/substance). A modern technical coinage for particulate or bulk solids.