Hi Rich, We use Bico-Braun’s UA Pulverizer, and have settled on using their 'hardened iron alloy' plates [part nos. UA-85 (stationary) and UA-86 (revolving)] as the best lasting type - they wear more than a factor of two slower than the standard alloy plates so makes up for the higher cost. Best, Mark MARK SCHMITZ, PhD Associate Chair & Distinguished Professor, Department of Geosciences Director, Isotope Geology Laboratory Boise State University Phone: (208) 426-5907 Email: markschmitz@boisestate.edu Mail: 1910 University Drive, Boise, ID 83725-1535 Location: Environmental Research Building 5155 Web: https://www.boisestate.edu/earth-isotope/ > Message: 3 > Date: Thu, 21 Mar 2024 15:25:45 +0000 > From: "Gaschnig, Richard M" <Richard_Gaschnig@uml.edu> > Subject: [MSA-talk] disc mill plate types > To: MSA-Talk <msa-talk@minlists.org> > Message-ID: <CY4PR02MB33830B3C06CCC037CCC88195F2322@CY4PR02MB3383.nam > prd02.prod.outlook.com> > Content-Type: multipart/alternative; boundary="_000_CY4PR02MB33830B > 3C06CCC037CCC88195F2322CY4PR02MB3383namp_" > > Hello folks, those of you that use a disc mill for mineral separation work (where you are not concerned about metal contamination), what type of metal plates do you use? Iron or steel and which subtype? > > Dr. Richard (Rich) Gaschnig > Associate Professor > Dept of Environmental, Earth and Atmospheric Sciences > University of Massachusetts Lowell > https://www.richardgaschnig-geology.com/ >