http://sop.mse.mtu.edu/index.php?action=history&feed=atom&title=Green_Sand_Hardness_Tester 2026-06-03T05:21:16Z Revision history for this page on the wiki MediaWiki 1.37.2 http://sop.mse.mtu.edu/index.php?title=Green_Sand_Hardness_Tester&diff=203&oldid=prev 2022-05-24T18:58:46Z

<p>Copied from old</p> <p><b>New page</b></p><div>[[Category: SOP]]<br /> =Safety Precautions/Loss Prevention=<br /> #If using in foundry or deformation lab, please wear protective footwear, safety glasses, and a green foundry coat.<br /> <br /> =Standard Operation Procedure=<br /> ==Tester Set-Up==<br /> #Unscrew back panel of sand tester and insert batteries. Reattach back panel prior to use.<br /> #Press the “Enter/Exit” button and wait for menu to appear on display.<br /> #Press the right arrow button until the flashing cursor is below the number located on the left-hand side of the screen.<br /> #Select the “Enter/Exit” button to change “Md” to “Wk” (should be displayed in the top left-hand corner).<br /> ==Taking a Measurement==<br /> #Place the tester’s sensor flat on the surface of the sand being measured.<br /> #Apply gentle pressure until the sensor has been pressed into the sand up to the marked black line on the sensor.<br /> #Carefully remove tester from sand and a reading will appear on its display about 5 seconds after.<br /> #Following use, please clean off outside of tester and remove batteries.</div>

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