| abstract |
(57) [Summary] [Problem] To provide a radio wave absorbing panel having a non-combustible property and capable of broadening a radio wave frequency that can be absorbed. An electromagnetic wave absorbing plate 10 containing cement, a siliceous raw material, a fiber reinforcing material, and a ferrite having a content of 20 to 80 wt%, a carbon fiber sheet 11 laminated on one surface of the electromagnetic wave absorbing plate 10, A radio wave absorption panel 1 comprising a calcium silicate plate 12 laminated on another surface of the radio wave absorption plate 10. |