项目

ZCN-42

CN-42

AL₂O₃ , %

≥42

≥42

Fe₂O₃ , %

≤1.6

≤17

耐火度,℃

≥1750

≥1750

显气孔率AP , %

≤15

≤16

常温耐压强度CCS , MPa

≥58.8

≥49.0

0.20MPa荷重软化开始温度RUL , ℃

≥1450

≥1430

重烧线变化率PLC ( 1450℃x3h ) , %

0-0.2

0-0.3

透气度

必须进行此项检验,将实测数据在质量证明书中注明.

This inspection must be carried out, and the measured data shall be indicated in the quality certificate.