BS 410:1986

Foreword
Committees responsible
Specification
1. Scope
2. Definitions
3. Sieve designation, construction and marking
4. Woven wire cloth in test sieves
5. Perforated plates in test sieves
Appendices
A. Information to be supplied with an enquiry and
     order
B. Sieving areas and aperture tolerances expressed as
     percentages
C. Inspection of woven wire cloth
D. Inspection of perforated plate
E. Mesh number
F. Calibration tests
G. Maintenance of test sieves
H. Used sieves
Tables
1. Dimensions of round test sieve frames
2. Wire cloth in test sieves: wire diameter and
     tolerances on apertures
3. Perforated plate in test sieves: plate thickness,
     pitch of holes, minimum bridge width and tolerance
     on individual apertures
4. Sieving areas and aperture tolerances expressed
     as percentages
5. Mesh number
6. Number of apertures to be measured in a 200 mm
     diameter test sieve
Figures
1. Weaves of wire cloth
2. Lid and receiver for round test sieves
3. Specimen label
4. Measurement of woven wire aperture size
5. Arrangement of square holes
6. Arrangement of round holes
7. Tolerance band gauge for optically magnified
     sieve cloth
8. Record card for inspection of woven wire cloth
     test sieve
9. Record card for inspection of perforated plate
     test sieve
10. Fields of measurement in 200 mm round test sieve

Sieves for testing the size distribution of granular products in the particle size range from 125 mm to 32 μm. Aperture sizes for wire cloth and perforated plate (including 7 non ISO sizes for round holes) in test sieves. Lists tolerances and gives relevant definitions and an outline of inspection procedures.