All shafts are manufactured from AISI 316 or Duplex sheet stainless steel. The rotors are manufactured from either high quality AISI 316L extruded shaped bar or in special stainless steel anti-seizure alloy (Acteon). The pump body is also manufactured from AISI 316 stainless steel and except for the B100 pump type, which is made from a sheet all other pumps are made from the lost wax casting method. It is possible to have certificates of all raw materials for traceability purposes.