详细介绍:型号化学成分%SiCaBaAlMnZrBiReBN-Zr463-680.7-1.9 0.5-1.32.8-4.53.0-5.0 BN-Bi168-751.2-20.1-0.61.5max 0.8-1.30.4-0.7BN-Ba360-682.5-3.52.5-3.51.5max BN-Ba6.560-681.0-3.05.0-8.01.5max 标准粒度:0-0.3