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Physical & Chemical properties

Particle size distribution (Granulometry)

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Endpoint:
particle size distribution (granulometry)
Type of information:
experimental study
Adequacy of study:
key study
Study period:
20 Mar 2018
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
study well documented, meets generally accepted scientific principles, acceptable for assessment
Remarks:
Laser diffraction but no guideline followed
Qualifier:
no guideline followed
Principles of method if other than guideline:
Laser diffraction method
Type of method:
Laser scattering/diffraction
Type of particle tested:
primary particle
Type of distribution:
volumetric distribution
Percentile:
D10
Mean:
261.2 µm
Remarks on result:
other: St dev not determined
Percentile:
D50
Mean:
391 µm
Remarks on result:
other: St dev not determined
Percentile:
D90
Mean:
552.5 µm
Remarks on result:
other: St dev not determined

Summarized data Values

MV (μm) 402.1

MN (μm) 293.4

MA (μm) 366.5

CS 0.01637

SD (μm) 111.7

Peak (μm) 391.0
Frequency (%) 100.00
Width (μm) 223.4

Results

Cumulative [%]

Particle Size [µm]

10

261.2

20

303.9

30

335.7

40

363.8

50

391.0

60

419.4

70

452.0

80

492.0

90

552.5

95

609.1

Endpoint:
particle size distribution (granulometry)
Type of information:
experimental study
Adequacy of study:
supporting study
Study period:
8 Nov - 21 Nov 2017
Reliability:
2 (reliable with restrictions)
Rationale for reliability incl. deficiencies:
test procedure in accordance with national standard methods with acceptable restrictions
Remarks:
Japanese Industrial Standard
Qualifier:
according to guideline
Guideline:
other: JIS-K0069
Type of method:
sieving
Type of particle tested:
aggregate
Type of distribution:
mass based distribution
No.:
#1
Size:
>= 0 - <= 150 µm
Distribution:
6 %
No.:
#2
Size:
>= 150 - <= 180 µm
Distribution:
0.4 %
No.:
#3
Size:
>= 180 - <= 250 µm
Distribution:
11.5 %
No.:
#4
Size:
>= 250 - <= 300 µm
Distribution:
13.6 %
No.:
#5
Size:
>= 300 - <= 355 µm
Distribution:
13.5 %
No.:
#6
Size:
>= 355 - <= 425 µm
Distribution:
21.8 %
No.:
#7
Size:
>= 425 - <= 500 µm
Distribution:
18.7 %
No.:
#8
Size:
>= 500 - <= 710 µm
Distribution:
12.8 %
No.:
#9
Size:
>= 710 - <= 1 000 µm
Distribution:
1.7 %
No.:
#10
Size:
>= 1 000
Distribution:
0 %

Description of key information

D10: 261.2 µm

D50: 391.0 µm

D90: 552.5 µm

(Laser diffraction method)

Additional information