HEADER DISTRIBUTOR, HEAT EXCHANGER, AIR CONDITIONING DEVICE, AND METHOD FOR MANUFACTURING HEADER DISTRIBUTOR

摘要

This header distributor (2) comprises: a bare material (12_1-12_5) having formed therein a first flow path and having formed, in at least a portion of the outer surface thereof, a first region, which is a region that is not coated with a brazing filler metal, the first region having formed therein a first opening, which is an end of the first flow path; and a clad material (13_1-13_4) having formed therein a second flow path and having formed, in at least a portion of the outer surface thereof, a second region, which is a region that is coated with a brazing material, the second region having formed therein a second opening, which is an end of the second flow path. The first region of the bare material (12_1-12_5) and the second region of the clad material (13_1-13_4) are joined together by the brazing material, a plate-shaped body (11) to which the first flow path and the second flow path are connected being provided. The brazing material is coated on the second region such that the opening area of the opening of the brazing material in the second opening becomes greater than the opening area of the first opening.