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Table 1 Properties of the SiCw.

From: Tensile and Fracture Properties of Silicon Carbide Whisker-Modified Cement-Based Materials

Crystal type Beta
Average diameter 600 nm
Length 10–20 μm
Specific surface area 30 m2/g
Particle morphology Fibrous
Color Greyish-green
Density (15 °C) 3.216 g/cm3
Bulk density 0.74 g/cm3
Hardness (Mohs) 9.5
Compressibility 0.21 × 10–6