Test Sieves

We take great pride in offering solutions to all aspects of our customers’ sizing requirements. Whether it is a high capacity production separator or a single sieve used in lab analysis, it is our goal to assist you with your application needs. To better serve our customers we now offer a full line test sieves.
ASTM Approved Sieves
Each test sieve is guaranteed to meet the American Society for Testing Materials (ASTM) specifications. A certificate of analysis is supplied with each individual sieve. The nameplate shows the sieve designation, microns and nominal openings in both millimeters and inches. A permanently etched serial number is also included for traceability and quality control.
Available Test Sieve Options:
- 8" (2.03.2mm) diameter test sieves: available in full height (2" Depth to Cloth) and half height (1" Depth to Cloth)
- 2" (304.8mm) diameter test sieves: available in full height (3-1/4" Depth to Cloth), intermediate height (2" Depth to Cloth) and half height (1-5/8" Depth to Cloth)
- Limited sizes available in 2-1/2", 3", 4", 5", 6" & 10" diameter(s)
- Frames, mesh, pans & sieve covers are available in both brass & stainless steel
U.S.A. STANDARD TEST SIEVE SIZES/EQUIVALENTS
Alternative No. | Nominal Openings In. | Standard M.M. |
4" | 4.000 | 100mm |
3-1/2" | 3.500 | 90mm |
3" | 3.000 | 75mm |
2-1/2" | 2.500 | 63mm |
2.12" | 2.120 | 53mm |
2" | 2.000 | 50mm |
1-3/4" | 1.750 | 45mm |
1-1/2" | 1.500 | 37.5mm |
1-1/4" | 1.250 | 31.5mm |
1.06" | 1.060 | 26.5mm |
1" | 1.000 | 25mm |
7/8" | 0.875 | 22.4mm |
3/4" | 0.750 | 19mm |
5/8" | 0.625 | 16mm |
0.530" | 0.530 | 13.2mm |
1/2" | 0.500 | 12.5 |
7/16" | 0.434 | 11.2mm |
3/8" | 0.375 | 9.5mm |
5/16" | 0.312 | 8mm |
0.265" | 0.265 | 6.7mm |
1/4" | 0.250 | 6.30mm |
1/8" | 0.125 | 3.17mm |
NO. 3-1/2 | 0.233 | 5.66mm |
NO. 4 | 0.187 | 4.75mm |
NO. 5 | 0.157 | 4mm |
NO. 6 | 0.132 | 3.35mm |
NO. 7 | 0.111 | 2.80mm |
NO. 8 | 0.0937 | 2.36mm |
NO. 10 | 0.0787 | 2mm |
NO. 12 | 0.0661 | 1.70mm |
NO. 14 | 0.0555 | 1.40mm |
NO. 16 | 0.0469 | 1.18mm |
NO. 18 | 0.0394 | 1mm |
NO. 20 | 0.0331 | 850um |
NO. 25 | 0.0278 | 710um |
NO. 30 | 0.0234 | 600um |
NO. 35 | 0.0197 | 500um |
NO. 40 | 0.0165 | 425um |
NO. 45 | 0.0139 | 355um |
NO. 50 | 0.0117 | 300um |
NO. 60 | 0.0098 | 250um |
NO. 70 | 0.0083 | 212um |
NO. 80 | 0.0070 | 180um |
NO. 100 | 0.0059 | 150um |
NO. 120 | 0.0049 | 125um |
NO. 140 | 0.0041 | 106um |
NO. 170 | 0.0035 | 90um |
NO. 180 | 0.0033 | 80um |
NO. 200 | 0.0029 | 75um |
NO. 230 | 0.0025 | 63um |
NO. 270 | 0.0021 | 53um |
NO. 325 | 0.0017 | 45um |
NO. 400 | 0.0015 | 38um |
NO. 450 | 0.0012 | 32um |
NO. 500 | 0.0010 | 25um |
NO. 635 | 0.0008 | 20um |
NO. 850 | 0.0004 | 10um |
Did you know we carry alternates to name brands such as Rotex®?
Save money by purchasing replacement screens and screener parts from Custom Advanced. If you have an old Rotex® or Great-Western® screening product and don't want to pay O.E.M. prices to replace them, count on Custom Advanced to save you time and money.
If you don't see the part you are looking for, feel free to contact us and we'llbe happy to help you find exactly what you need.
Related Screening Products
Contact us today to talk to a representative from Custom Advanced
or call us at (888) 810-2666.