▎ 摘　　要

NOVELTY - The utility model is a new type antifriction groove with graphene indexable turning tool blade. made of hard alloy material is nickel-base high temperature alloy or titanium alloy finish machining and semi-finishing, the blade is triangle, the top surface and bottom surface, centre of the gear-shaped groove (9) for mounting and fixing the blade, the blade is central symmetry, Three cutting edges two form 60 degrees included angle, wherein the front cutter surface is provided with three anti-friction groove, antifriction groove is filled with block-shaped graphene (3) parallel to the cutting edge, the upper part of the front cutter surface is equipped with three triangular heat dissipation layer (4), each triangular radiating layer is provided with pear-shaped bump (5); each triangular radiating layer (4) and a pear-shaped bump (5) is provided with a trapezoidal radiating layer (6), a trapezoidal radiating layer (6) is provided with a round bar-shaped bump (7), the turning blade main body provided with three M-shaped bulge (8).