... fin evaporator, capillary tube, Cu-AI jointer, etc.roll bond evaporator Specifications Raw material Al-plate: finished products ... Blow up, Punching, Folding and shaping, Capillary connecting, Assembly welding, Leakage Test, Cleaning and drying, Coating, Curing, Inspection, ... help the clients design and produce different models of roll bond evaporator. Performance 1) Surface treated with powder ...