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Physical & Chemical properties

Particle size distribution (Granulometry)

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Reference
Endpoint:
particle size distribution (granulometry)
Type of information:
experimental study
Adequacy of study:
key study
Reliability:
1 (reliable without restriction)
Rationale for reliability incl. deficiencies:
guideline study
Qualifier:
according to guideline
Guideline:
other: DIN 18123
Version / remarks:
version 1996/11
GLP compliance:
no
Other quality assurance:
ISO/IEC 17025 (General requirements for the competence of testing and calibration laboratories)
Type of method:
sieving
Type of distribution:
mass based distribution
No.:
#1
Size:
>= 8 mm
Distribution:
2.9 %
Remarks on result:
other: batch no. CHN0009
No.:
#2
Size:
>= 4 - < 8 mm
Distribution:
29.9 %
Remarks on result:
other: batch no. CHN0009
No.:
#3
Size:
>= 2 - < 4 mm
Distribution:
48.1 %
Remarks on result:
other: batch no. CHN0009
No.:
#4
Size:
>= 1 - < 2 mm
Distribution:
14 %
Remarks on result:
other: batch no. CHN0009
No.:
#5
Size:
>= 0.5 - < 1 mm
Distribution:
3 %
Remarks on result:
other: batch no. CHN0009
No.:
#6
Size:
>= 0.25 - < 0.5 mm
Distribution:
0.8 %
Remarks on result:
other: batch no. CHN0009
No.:
#7
Size:
>= 0.125 - < 0.25 mm
Distribution:
0.7 %
Remarks on result:
other: batch no. CHN0009
No.:
#8
Size:
< 0.125 mm
Distribution:
1.1 %
Remarks on result:
other: batch no. CHN0009
No.:
#1
Size:
>= 8 mm
Distribution:
2.6 %
Remarks on result:
other: batch no. CHN0010
No.:
#2
Size:
>= 4 - < 8 mm
Distribution:
26 %
Remarks on result:
other: batch no. CHN0010
No.:
#3
Size:
>= 2 - < 4 mm
Distribution:
47.8 %
Remarks on result:
other: batch no. CHN0010
No.:
#4
Size:
>= 1 - < 2 mm
Distribution:
14.5 %
Remarks on result:
other: batch no. CHN0010
No.:
#5
Size:
>= 0.5 - < 1 mm
Distribution:
4.1 %
Remarks on result:
other: batch no. CHN0010
No.:
#6
Size:
>= 0.25 - < 0.5 mm
Distribution:
2.1 %
Remarks on result:
other: batch no. CHN0010
No.:
#7
Size:
>= 0.125 - < 0.25 mm
Distribution:
2.2 %
Remarks on result:
other: batch no. CHN0010
No.:
#8
Size:
< 0.125 mm
Distribution:
0.8 %
Remarks on result:
other: batch no. CHN0010
No.:
#1
Size:
>= 8 mm
Distribution:
0.5 %
Remarks on result:
other: batch no. CHN0013
No.:
#2
Size:
>= 4 - < 8 mm
Distribution:
20.5 %
Remarks on result:
other: batch no. CHN0013
No.:
#3
Size:
>= 2 - < 4 mm
Distribution:
49.4 %
Remarks on result:
other: batch no. CHN0013
No.:
#4
Size:
>= 1 - < 2 mm
Distribution:
20.6 %
Remarks on result:
other: batch no. CHN0013
No.:
#5
Size:
>= 0.5 - < 1 mm
Distribution:
4.8 %
Remarks on result:
other: batch no. CHN0013
No.:
#6
Size:
>= 0.25 - < 0.5 mm
Distribution:
1.6 %
Remarks on result:
other: batch no. CHN0013
No.:
#7
Size:
>= 0.125 - < 0.25 mm
Distribution:
0.7 %
Remarks on result:
other: batch no. CHN0013
No.:
#8
Size:
< 0.125 mm
Distribution:
0.8 %
Remarks on result:
other: batch no. CHN0013

The results of the 3 batches of the test substance show a relatively similar particle size distribution.

The main determined sizes are quite big and are in the range of 1 - 4 mm.

Description of key information

The main determined sizes are in the range of 1 - 4 mm. (DIN 18123, sieve analysis of 3 batches)

 Particle size  1. batch  2. batch  3. batch
 ≥ 8 mm 2.9 % 2.6 % 0.5 %
 4 - 8 mm 29.9 % 26.0 % 20.5 %
 2 - 4 mm 48.1 % 47.8 % 49.4 %
 1 - 2 mm 14.0 % 14.5 % 20.6 %
 0.5 - 1 mm 3.0 % 4.1 % 4.8 %
 0.25 - 0.5 mm 0.8 % 2.1 % 1.6 %
 0.125 - 0.25 mm 0.7 %

2.2 %

1.1 %

 < 0.125 mm

1.1 %

0.8 %

1.5 %

Additional information