Table 1 Particle size distribution in volume average, surface area, and agglomeration data for all powders

From: Rheology improvement for silicon nitride and resin slurries for vat photopolymerization printing and sintering

 

Alumina

Yttria

Si3N4 E-03

Si3N4 E-10

D10 (µm)

0.414

2.257

0.815

1.197

D50

0.728

23.18

3.97

54.1

D90

1.921

57.10

215

81.0

Span, (D90-D10)/D50

2.07

2.36

53.95

1.47

BET surface area, SABET, (m2/g)

4.95

14.52

2.85

10.69

BET Particle size, DBET, 6/(SABET*density), (µm)

0.303

0.083

0.658

0.175

Agglomeration factor, D50/ DBET

2.40

280.48

6.03

308.44

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