Electrical slip ring Sliding contacts Greater than IP54 PR110 PR113 PR114 Stainless steel PR115 Bottling PR130 PR145 PR160 PR176 PR210 PR220 Stainless steel PR221 PR260 Less than IP20 IP00 Mercury Mercrotary Mercotac Precious metal Minigold Minisilver PR131 Cranes WM01-20 Rotating union Applications Packaging Packaging Building Craning Bottling Bottle Filling