Novel high -efficient gas heat exchanger plate sheet

The utility model discloses a novel high -efficient gas heat exchanger plate sheet, include the heat transfer slab and be located the mould pressing bump on the face of slab both sides, the mould pressing bump comprises with support boss point long bar -shaped boss, reverse the arranging of mould pressing bump symmetry on the slab two sides, and the mould pressing bump on the same side is triangular configuration, both sides forward hem about the heat transfer slab, the reverse hem in upper and lower both sides, the forward hem of just controlling both sides welds each other, and the reverse hem on upper and lower both sides welds each other, and many heat exchanging plate set close and form the high -efficient heat exchange assemblies of gas heat exchanger. The utility model discloses anexchange hot plate piece improves, makes its heat transfer efficiency improve by a wide margin, simultaneously through chooseing different heat transfer slab materials for use, complicated abominableoperating modes such as ad