Production method of honeycomb die-forming electrical discharge machining electrodes and production method of honeycomb dies
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United States of America Patent
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Apr 16, 1991
Grant Date -
N/A
app pub date -
Mar 15, 1990
filing date -
Mar 20, 1989
priority date (Note) -
Expired
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Abstract
A method of making a honeycomb die by using an electrode with parallel grooves in an electrical discharge machining process. The parallel grooves in the electrode are formed by a grinding wheel having a reverse tapered shape. The grinding wheel is progressively dressed during cutting of the parallel grooves.
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