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Norm

ISO 7805-2:1987

Issue date: 1987 11 26

Industrial plate screens — Part 2: Thickness below 3 mm

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...
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Valid
Publisher:
International Organization for Standardization
Format:
Digital | 5 Pages
Language:
English
ICS
73.120
Topics
Mechanical & plant engineering, Mining equipment, Equipment for processing of minerals Safety, Mining equipment, Equipment for processing of minerals

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 %.