A dry coating apparatus comprising: a coating part provided in a vacuum chamber which is adapted to contain a vacuum atmosphere, the coating part being adapted to coat a proceeding object with a deposition vapor, which is generated through heating and evaporation of a supplied coating material; a heating source provided in an atmosphere adapted to heat and evaporate the coating material in the coating part; and wherein the heating source comprises an electro-magnetic coil adapted to generate the deposition vapor through levitation and heating of the coating material using electro-magnetic force, an electro-magnetic coil separation unit including the coating part and connected to the vacuum chamber or a flange connected to the vacuum chamber to separate the coating part in the vacuum atmosphere from the electro-magnetic coil in the atmosphere, wherein the electro-magnetic coil separation unit further comprises an insulation flange in which a deposition vapor generation part of the coating part is disposed, the insulation flange being connected to the vacuum chamber or the flange connected to the vacuum chamber using a sealing type coupling unit as a medium to maintain the vacuum atmosphere, and wherein the electro-magnetic coil separation unit is disposed to allow the electro-magnetic coil to be wound around the outside of the coating part at a predetermined interval to surround the coating part, and wherein the insulation flange comprises: an insulation flange horizontal part connected to the vacuum chamber or the vacuum chamber-side flange in a sealed state using the sealing type coupling unit as a medium; and an insulation flange hollow part disposed in the center of the insulation flange horizontal part and spaced apart from the deposition vapor generation part by a predetermined distance, the insulation flange hollow part being surrounded and wound by the electro-magnetic coil, which is disposed in the heating source. a coating part provided in a vacuum chamber which is adapted to contain a vacuum atmosphere, the coating part being adapted to coat a proceeding object with a deposition vapor, which is generated through heating and evaporation of a supplied coating material; a heating source provided in an atmosphere adapted to heat and evaporate the coating material in the coating part; and wherein the heating source comprises an electro-magnetic coil adapted to generate the deposition vapor through levitation and heating of the coating material using electro-magnetic force, an electro-magnetic coil separation unit including the coating part and connected to the vacuum chamber or a flange connected to the vacuum chamber to separate the coating part in the vacuum atmosphere from the electro-magnetic coil in the atmosphere, wherein the electro-magnetic coil separation unit further comprises an insulation flange in which a deposition vapor generation part of the coating part is disposed, the insulation flange being connected to the vacuum chamber or the flange connected to the vacuum chamber using a sealing type coupling unit as a medium to maintain the vacuum atmosphere, and wherein the electro-magnetic coil separation unit is disposed to allow the electro-magnetic coil to be wound around the outside of the coating part at a predetermined interval to surround the coating part, and wherein the insulation flange comprises: an insulation flange horizontal part connected to the vacuum chamber or the vacuum chamber-side flange in a sealed state using the sealing type coupling unit as a medium; and an insulation flange hollow part disposed in the center of the insulation flange horizontal part and spaced apart from the deposition vapor generation part by a predetermined distance, the insulation flange hollow part being surrounded and wound by the electro-magnetic coil, which is disposed in the heating source. an insulation flange horizontal part connected to the vacuum chamber or the vacuum chamber-side flange in a sealed state using the sealing type coupling unit as a medium; and an insulation flange hollow part disposed in the center of the insulation flange horizontal part and spaced apart from the deposition vapor generation part by a predetermined distance, the insulation flange hollow part being surrounded and wound by the electro-magnetic coil, which is disposed in the heating source.