Semi-welded plate heat exchangers are suitable for refrigeration, chemical processes and various kinds of industrial utility duties. The unique Alfa Laval RefTight™ sealing system guarantees a long lifetime sealing between the welded channels because the laser weld is on the outside of the ring gasket groove. The smooth surface ensures a tight uniform seal over the entire gasket ring.
Highly efficient and flexible
Space-saving compact unit
Low operating cost possible owing to superior energy efficiency and prolonged service intervals
Safe and reliable sealing with no risk of cross-contamination
Pressure and temperature fatigue resistant
You can order the Alfa Laval Industrial semi-welded line for various temperature programs, pressure drop limitations, media and operating pressures. The various sizes in the product line cover a full range of heat transfer capacities and flows. All are carefully designed and selected to achieve optimal performance.