per Surface Treatment per Surface Treatment Electropolishing Pickling & Passivation Micro-undulation Electro-chemical black stain removal Rouging - Derouging Non-fingerprint treatment Bead Blasting, Ceramic Blasting, Water Blasting, Wet Blasting Mechanical polishing High gloss polishing Refurbishment pharma-equipment Electrolytic amorphization Bacteria resistant finish E-Polidur harden of Stainless Steel Treatment Corten Steel