The welding of spiral fin tub

Fin **0% welding, heat transfer rate is high;
Suitable for all kinds of metal materials;
Dense fin (fin pitch and minimum is 2.5mm), large heat exchange area;
Fin thickness (minimum thickness of up to 0.4mm);
The heat exchanger has the advantages of small volume, saving investment and supporting engineering materials;
According to the special requirements of customers customized;