The Frame is made out of Brass and without any joint in it.
Test Sieves
The Frame is made of Brass and without any joint in it. Uniform fabrication of test sieves permit easy and smooth-nesting on each others.However, It is the mesh should be flat, uniform and with permanent tension round the whole circumference.
Brass Frame with S.S. wire mesh diameter 8″
B.S.S. Aperture B.S.S. Aperture
4 4750 72 210
5 3350 85 180
6 2800 100 150
7 2400 120 125
8 2000 150 106
10 1680 170 90
12 1400 200 75
14 1200 240 63
16 1000 300 53
18 850 350 45
22 710 400 37
25 600 500 25
30 500 600 20
36 425 700 15
44 355 800 10
52 300 1000 5
60 250
Ref no. 660
HSN: 96040000