This standard was last reviewed and confirmed in 2017. Therefore this version remains current.
Describes three patterns using round (circular) and square perforations. The sizes of holes range down to 2 mm for square holes and to 0.5 mm for round holes. Five ratios of pitch to hole are specified which result in nominal open areas ranging from about 60 % to 23 %.
Status : PublishedPublication date : 1987-12
Edition : 1Number of pages : 5
Technical Committee:Test sieves, sieving and industrial screens
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