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Material
Data

Download a .zip file containing spreadsheet files (Both Lotus and Excel)  with B-H and core loss data for Armco Silicon Steels. 
These files are Copyright Armco Inc., and are presented here with permission. Proto Laminations is providing these files as a service both to you and to Armco,  but is not responsible for their use or accuracy.
Download  Armco Files (Armco.zip)(98k)

The download below was compiled from a variety of sources by Proto Laminations Inc. It is meant to show comparative data, not to be complete material data sources.  Please consult us or the material producers prior to using this data for design.

Download for Excel 2010 the latest version of the material properties spreadsheet.  This .zip file expands to an Excel 2010 worksheet giving both B-H and Core Loss properties for almost all commonly used lamination materials.  You can select which materials to compare and view the results on screen, or print them in a very attractive format.

Download for Excel 2010 Matlprop.zip

Download for Excel 97 the older version of the material properties spreadsheet.  This .zip file expands to an Excel 97 worksheet giving both B-H and Core Loss properties for almost all commonly used lamination materials.  You can select which materials to compare and view the results on screen, or print them in a very attractive format.

Download for Excel 97Matlprop.zip

Download Proto Laminations' annealing spec, PL-HT-1 Rev A.  This spec is for stress relief annealing of fully processed silicon steels.

Download PLHT1.zip

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