... steel(AlSl304,AlSl316L)Purified water, river water, edible oil, mineral oilTitanium and Ti-PdSea water, salt water, salt chemicals20Cr, Rs ... - Seawater isolation exchanger, central cooling, jacket fresh water cooling, lube oil cooling.Power - Lubrication oil cooling ... etc., the most suitable product type is calculated through the computer software. water to water gasketed type plate heat exchanger