Glossary of technical terms for the use of metallurgical engineers Terms starting with alphabet ‘P’
Glossary of technical terms for the use of metallurgical engineers Terms starting with alphabet ‘P’ P2 etch – It uses ferric sulphate (FeSO4) in place of the toxic sodium dichromate as the oxidizer (15 % ferric sulphate, 37 % sulphuric acid (H2SO4). and 48 % water and produces an oxide with a similar morphology to those got using the different chromic-sulphuric etches. The …
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