文件类型:PDF文档
文件大小:195K
The invention relates to a material based on alpha-SiAlON, R x Si 12 - (m + n) Al m + n O n N 8-n with 0 6-z Al z N 8-z O z 4.2 with 4 [...] , Al 2 O 3 . AlN, or mixtures thereof, together with pre-alloyed a compound of metals R contains beta-SiAlON, prepared and then 1450 °C a compacting carried out at temperatures above.