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Contamination-Free Electrical-Discharge MachiningContamination of parts by electrical-discharge machining (EDM) almost completely eliminated by reversing flow of coolant. Flow reversed from usual direction so coolant carries contaminants out through passage in electrode. Coolant for reverse flow is pressurized dichlorodifluoromethane vapor.
Document ID
19870000505
Acquisition Source
Legacy CDMS
Document Type
Other - NASA Tech Brief
Authors
Schmidt, Mark G. (Rockwell International Corp.)
Date Acquired
August 13, 2013
Publication Date
October 1, 1987
Publication Information
Publication: NASA Tech Briefs
Volume: 11
Issue: 9
ISSN: 0145-319X
Subject Category
Fabrication Technology
Report/Patent Number
MFS-29197
Accession Number
87B10505
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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