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Cu-Fe, Cu-Co alloys - Electrolytic polishing

Material Name: Cu-Fe, Cu-Co alloys
Recipe No.: 5470
Primary Chemical Element in Material: Cu
Sample Type: Bulk
Uses: Electrolytic polishing
Etchant Name: None
Type (Macro/Micro): Micro
Etching Method: Electrolytic polishing
Etchant (Electrolyte) Composition: 600 ml water, 400 ml phosphoric acid (85%).
Procedure (Condition): Cell voltage: 1-2 V, time: 1-15 min.
Note: Copper or stainless steel cathode.
Reference: ASTM E 1559-99: Standard Guide for Electrolytic Polishing of Metallographic specimens, December 1999, pp. 1-14.