Electrical Brass Components sieves are precise instruments custom-produced from electroformed mesh material and assembled in a variety of standard diameter frames. The nickel Electrical Brass Components sieve features square apertures approximately .001” thick, with mesh sizes starting from 3 microns. The mesh can be supported by a nickel-plated copper/nickel support grid, and is supplied in stainless steel frames. The support grid is offered in 2.5 lines per inch, 5 lines per inch, and 14 lines per inch configurations. The stainless steel frames are offered in five standard sizes, including two metric sizes.