Washington Mills Is the Official UAMA Standard Sands Supplier

Washington Mills, a leading manufacturer of abrasive grains and fused minerals, is the only supplier of UAMA approved standard sands. These standard sand grains are designed to test the performance and consistency of sieves used for measuring the particle size of abrasive grain.  Washington Mills provides standard sands in accordance with ANSI B74.12-2001 by using master sieves that have been authorized by UAMA for the creation of standard sands.  There are 28 grit sizes available from 4-325 mesh.

Please visit our website at http://www.washingtonmills.com/services/official-uama-standard-sands-supplier/ for additional information on standard sands.

For information on how to obtain standard sands or general questions, please contact Washington Mills at 800-828-1666 or e-mail: info@washingtonmills.com.

Tammy Duquette

Marketing Manager

Washington Mills North Grafton, Inc.

20 North Main Street

North Grafton, MA 01536

Office: 508-839-6511 ext. 1218

Fax: 508-839-7675


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