Standard Test Sieves help in ascertaining possible frost action, determining graded, filters, selection of grating materials, designing of Cement and Asphaltic, Concrete mixes etc.
Test Sieves 20 cm dia are fabricated out of spun brass, without joint frame, double folded bottom, having beading at top, tightly fitting with each other (Endcott Pattern), with brass wire mesh. Three series are normally available: BSS/ASTM/BIS.
Test Sieves 20 cm Dia Fine Series TS/FS |
 |
B.S.S.Mesh No. |
A.S.T.M. No. |
I.S.S. No. |
Width of Aperture |
4 |
4 |
480 |
4.75 mm |
5 |
6 |
340 |
3.35 mm |
6 |
7 |
280 |
2.80 mm |
7 |
8 |
240 |
2.36 mm |
8 |
10 |
200 |
2.00 mm |
10 |
12 |
170 |
1.70 mm |
12 |
14 |
140 |
1.40 mm |
14 |
16 |
120 |
1.18 mm |
16 |
18 |
100 |
1.00 mm |
18 |
20 |
85 |
850 Microns |
22 |
25 |
70 |
710 Microns |
25 |
30 |
60 |
600 Microns |
30 |
35 |
50 |
500 Microns |
36 |
40 |
40 |
425 Microns |
44 |
45 |
35 |
355 Microns |
52 |
50 |
30 |
300 Microns |
60 |
60 |
25 |
250 Microns |
72 |
70 |
20 |
212 Microns |
85 |
80 |
18 |
180 Microns |
100 |
100 |
15 |
150 Microns |
120 |
120 |
12 |
125 Microns |
150 |
140 |
10 |
106 Microns |
170 |
170 |
9 |
90 Microns |
200 |
200 |
8 |
75 Microns |
240 |
230 |
6 |
63 Microns |
300 |
270 |
5 |
53 Microns |
Pan & lid made of brass heavy gauge for 20 cm dia test sieves.
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