ISO 6344 is an international standard covering the definition and measurement of particle size for fused alumina (i.e., corundum) and silicon carbide grit used in coated abrasives, such as sandpaper. It is closely related to standards defined by FEPA (Federation of European Producers of Abrasives).
ISO 6344 is an international standard covering the definition and measurement of particle size for fused alumina (i.e., corundum) and silicon carbide grit used in coated abrasives, such as sandpaper. It is closely related to standards defined by FEPA (Federation of European Producers of Abrasives).
Source: Wikipedia "ISO 6344" · CC BY-SA 4.0
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