What’s bulk density for alumina hollow ball?

What’s bulk density for alumina hollow ball?

Bulk density for alumina hollow ball:

Bulk Density(g/cm3)

规格5-4mm4-3mm3-2mm2-1mm1-0.5mm3-0.2mm0.5-0.2mm
g/cm30.450.550.650.750.850.850.95
alumina hollow ball
alumina hollow ball
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