Design and features Casing manufactured with cold-formed plate. DIN connections ( standard) . Open impeller manufactured with stainless steel investment casting technology. Mechanical seal according to DIN 24960 L1K. Pump certified according to 3A sanitary standards. Motor according to IEC B35 standards. IEC B35 motors ( B34 for SH-15) , IP55,   F-class insulation. Materials Parts in contact with pumped media :   AISI 316L Gaskets ( standard)           : EPDM ( FDA)                         Mechanical seal ( standard)             : C/ SIC/ EPDM Lantern  : GG-15 Inside surface finishing    : Ra < 0.8 µ m Outside surface finishing                : Mirror polished