FRITSCH ANALYSETTE 18 - Manual (Page 23)

n DIN 66 165, part 1 basics - 1987 version
n DIN 66 165, part 2 procedure - 1987 version
The standard sheets can be purchased from Beuth-Verlag, Berlin.
5.3 The maximum particle size permitted for test sieves
To avoid damaging the sieve base, the particle dimensions in a batch
should not exceed 10 w 0.7 (w is mesh width in mm).
Example
Nominal mesh width, w Maximum particle size
mm approx. mm
0.045 1
0.25 4
1.00 10
4.00 25
5.4 Recommended bulk volume for test sieves with diameters of 300 and 400 mm
Bulk volume for test sieves with a diameter
of 300 mm
Nominal mesh width
w
Feeding volume Maximum sieve res-
idue
µm approx. cm 3 approx. cm 3
25 33 17
32 39 20
45 45 23
63 53 26
90 65 32
125 75 38
180 90 45
250 105 53
355 120 60
Using the device
- 23 -