Manufacturing process of multi port tubes for car heat-exchangers consists of three main fully automated proces coming out of generation-longexperience and knowledge of SLM.
In the first process, aluminium billets are extruded to almost final shape of tube with small holes through which the refrigerant flows.
In the second step this tube is coated by a special coating to serve as a brazing agent during air conditioner assembly by customer.
In the latest step tubes are sized and cut to final dimensions, packed and shipped to the customer.
All processes, as well as incoming material and final products, go through the strict inspection to ensure the highest product quality and customer´s satisfaction.