NEMA CB 2 : 87(R1993)
Withdrawn
A Withdrawn Standard is one, which is removed from sale, and its unique number can no longer be used. The Standard can be withdrawn and not replaced, or it can be withdrawn and replaced by a Standard with a different number.
21-04-1999
12-01-2013
Foreword
Scope
1 Referenced standards and definitions
Referenced standards
Definitions
2 General
Classification of grain size
Test procedures for material
3 Guidance for machining graphite and impregnated
graphite EDM electrodes
Introduction
General
Tools
General hints on machining of graphite
Fixing or mounting graphite electrodes for use in
EDM machines
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