A method for producing a filmy graphite comprising the step of heat treating {TAIL ~ a polyimide film}, wherein the filmy graphite has a thickness of 20 μm or more and 32.5 μm or less, and has {HEAD ~ a thermal conductivity} of 1,725 W/m·K or more, 
A method for producing a filmy graphite comprising the step of heat treating { TAIL ~ a polyimide film } , wherein the filmy graphite has a thickness of 20 μm or more and 32.5 μm or less , and has { HEAD ~ a thermal conductivity } of 1,725 W / m·K or more ,
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