BS 6620-2:1991:1992 Edition
$86.31
Industrial plate screens – Guide for screens of thickness below 3 mm
| Published By | Publication Date | Number of Pages |
| BSI | 1992 | 12 |
This part of ISO 7805 describes three patterns using round (circular) and square perforations in plate of less than 3 mm thickness; 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 %. Tolerances for both hole and pitch are given.
NOTE Industrial plate screens of thicknesses of 3 mm and above are dealt with in ISO 7805-1, Industrial plate screens – Part 1: Thickness of 3 mm and above.
Describes three patterns using round and square perforations in plate of less than 3 mm thickness.
