Flosys FSL - Series Pumps HYGIENE LOBE pumps have been specially developed to prevetn product contamination and confined to the highest standards of Hygiene, Sterlizing in Place ( SIP) and Clean in Place ( CIP) . The Gentle Pumping action minimize the shear and crush damage to delicate liquid . The Material of Construction of pumps are in AISI 316, AISI 316L