... Thickness of Aluminum foil 0.1-0.11mmFin type louver fin or flat fin or corrugated fin Fins pitch 1.3-2.2mm End ... tube 0.3-0.4mm Producing procedure tube bending, punching fin, expanding, digressing, drying, welding, leakagetest,bending, inspection, packing Note Can ... can help the clients design and produce different models of fin evaporator . Fin type evaporator