Milling cutter for aluminum

The utility model provides a milling cutter for aluminum, which comprises a cutter handle, a cutter head and an end blade part, the cutter head is arranged on the cutter handle and is coaxial with the cutter handle, the end blade part is arranged at the end part of the cutter head, the periphery of the cutter head is provided with three spiral cutting blades which are consistent in rotating direction, and the end blade part is provided with end tooth blades which are arranged in one-to-one correspondence with the cutting blades; a chip removal groove is formed between every two adjacent cutting edges, and a chip guide groove communicated with the chip removal grooves is formed between every two end tooth cutting edges corresponding to every two adjacent cutting edges; included angles formed between the cutting edges and the axis of the tool bit are spiral angles, the adjacent spiral angles are arranged in an unequal mode, and the end edge part is further provided with double butterfly-shaped angles. According