直接烧结SiC循环氧化行为的试验研究

江荣, 张悦, 张磊成, 高希光, 宋迎东

Experimental Study of Cyclic Oxidation Behavior of Direct-sintered SiC

JIANG Rong, ZHANG Yue, ZHANG Leicheng, GAO Xiguang, SONG Yingdong

表1 1400 ℃不同循环周期条件下循环氧化实验结果统计

Table 1 Various oxidation data for SiC during cyclic oxidation at 1400 ℃ under different cyclic periods

Cyclic period kpmg2·cm-4·h-1 Max Δm/Amg·cm-2 Min Δm/Amg·cm-2 Max Δm/A Δm/A=0 Time / h Cyclic numbers Time / h Cyclic numbers 1 h 0.079 1.601 -2.662 23 23 27 27 3 h 0.263 3.474 -4.655 39 13 42 14 5 h 0.189 2.821 -14.004 35 7 50 10