COMPOSITION AND PROCESS FOR ANODIC BURR GRINDING AND BURNISHING

The electrolyte comprises: 60-90% of 85% phosphoric acid, upto 100 g/l chromium trioxide, upto 25% water, 5-15% aliphatic hydrocarbons, 10-40 g/l Ni- or Al acetate, upto 1% trialkyl phosphate and upto 1% complex forming EDTA. Cu and Cu alloy components are polished at 20-35 deg.C for upto 20 mins at...

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Hauptverfasser: SZIKORA,LASZLO,HU, KAHAN,ROBERT,HU, NEMETHY,JOZSEF,HU, BATA,KALMAN,HU, BUTOR,FERENCNE,HU, LAMBERTUS,ZSOLTNE,HU
Format: Patent
Sprache:eng
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Zusammenfassung:The electrolyte comprises: 60-90% of 85% phosphoric acid, upto 100 g/l chromium trioxide, upto 25% water, 5-15% aliphatic hydrocarbons, 10-40 g/l Ni- or Al acetate, upto 1% trialkyl phosphate and upto 1% complex forming EDTA. Cu and Cu alloy components are polished at 20-35 deg.C for upto 20 mins at 1-50 A/dm2.