In this paper the author mainly introduces the present situation and future development of high-voltage HRC fuse.It elucidates the construction of fuse element and its materials

the location of alloy of eutectic alloying effect （M-effect）

kind of sand filled and choice of cartridge material.Moreover

the main parameters and construction of sonic typical high-voltage HRC fuses of foreign made are introduced.There has been a full capability of manufacturing the high-voltage HRC fuse in China.