| 摘要 |
This insulation material is obtained by sintering a raw material containing 52-93 wt% alumina particles having a 100nm or smaller average particle diameter, 1-45 wt% of one or more crystal transition suppression materials selected from silica particles, silica stone, talc, mullite, silicon nitride, silica fume, wollastonite, bentonite, kaolin, sepiolite and mica particles, 0-40 wt% of a radiation scattering material, and 1-20 wt% fibers. |
