Experiences of Pratt and Whitney Aircraft Division of United Aircraft Corp, East Hartford, Conn, in establishing electric discharge grinding department; method depends upon intermittent, h-f arc discharge whereby material is eroded; electrode is brass wheel, periphery of which is machined to reverse of desired cutter form; economy is one of principal advantages.
Spark sharpening of carbide tools
Machy (Lond)
Machinery ; 85 , n 2194
1954
4 pages
Article (Journal)
English
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