Far-infrared device having metal base as well as hot-air supply device including the same
The present invention relates to a far-infrared device having metal base, including: a plate-shaped metal body provided with a plurality of through holes; and a far-infrared coating layer covering a surface of the metal body, wherein the through holes are coved by the far-infrared coating layer as w...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The present invention relates to a far-infrared device having metal base, including: a plate-shaped metal body provided with a plurality of through holes; and a far-infrared coating layer covering a surface of the metal body, wherein the through holes are coved by the far-infrared coating layer as well but remain hollow. The far-infrared coating layer includes any powders selected from the group consisting of tourmaline, clay, mullite, and cordierite. The present invention also relates to a hot-air supply device which is provided with a hot-air channel, with the aforesaid far-infrared device disposed in the hot-air channel, thereby increasing the emissivity of far-infrared rays, blocking the electromagnetic waves, and being prevented from damage. |
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