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Sieves of Electroformed Sheet

Sieves of Electroformed Sheet

What is a sieve of electroformed sheet?

It is a high-density test sieve using a nickel mesh (electroformed screen) which is produced by a special plating process.

Applications

Classification of various particular/granular substances including diamond, solder balls, cements, resins, ceramics, etc., and particle size control of other rare materials

■Material

Frame: Stainless Steel, Screen: Nickel

Only screen sheets are also available.

Dimensions of Sieve Frame

Inner Diameter
Depth
φ200
45mm・60mm
φ150
45mm・60mm
φ100
40mm
φ75
25mm・40mm

Diamond/CBN Tools
Grain Sizes of Diamond or Cubic Boron Nitride

 

Nominal Sizes of Electroformed Sieves

Opening Size(1)(µm) Lines/cm(2) Opening Size(1)(µm)  Lines/cm(2)
 600  13.4  151  43.7
 455  16.4  139  46.3
 384  18.7  127  49.2
 360  20.3  116  49.2
 322  21.9  107  59.1
 302  24.6  97  65.6
 271  26.2  90  65.6
 255  26.2  85  71.6
 227  30.3  75  78.7
 213  30.3  65  78.7
 197  35.8  57  87.5
 181  35.8  49  98.4
 165  39.4  41  98.4

Notes: (1) Tolerances of opening sizes of sieves are ±3 µm for opening sizes of 139 µm or more, and ±2 µm for opening sizes 127 µm or less.
(2) "Lines/cm" shows the number of lines per 1 cm width of the open area of screen surface of an electroformed sieve, and corresponds to the number of wires for sieves of metal wire cloth.

Mesh pattern of sieves of Electroformed Sheet

Determination of Pitch for Circular Holes