| 摘要 |
PURPOSE: A tile is provided to effectively shield electromagnetic radiation and water vein radiation and to increase an adhesiveness thereof. CONSTITUTION: The tile, to be used as inner and outer finishing materials, is manufactured by preparing a mixture consisting of clay, perlite, chamotte and kaoline, inserting a copper plate or aluminum foil inside the mixture, coating a urethane layer(60) to the one surface of the mixture, and finally firing them. The copper plate or aluminum foil includes a hollow main plate(20) and an auxiliary plate penetrating the center hollow portion of the main plate, thereby an adhesiveness thereof being increased.
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