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Table 2 Fe3O4 nanopowder properties (data provided by supplier)

From: Rheological, Mechanical, Microstructural and Radiation Shielding Properties of Cement Pastes Containing Magnetite (Fe3O4) Nanoparticles

Material

SEM particle size [nm]

BET surface area [m2/g]

Specific gravity [g/cm3]

Bulk density [g/cm3]

Color

Fe3O4 nanopowder

50–100 nm

6–8

4.8–5.1

0.84 g/mL

Black