... 2” Max. flow rate [kg/s] 20 Material of PlateSuited Liquid KindsStainless Steel (AISI304.316 Etc)Pure Water, Normal Water, Oil for ... eating, Mineral OilTi, Ti-pdSea Water, Saline Water, Mineral Water20Cr, 18Ni, 6Mo ... noise problems. The second is that whenhigh water flow rates are used when heating water only a few degrees, the PHE has ...