|
Al2O3 ¢H
|
≥98
|
≥90
|
|
SiO2 ¢H
|
|
|
|
Fe2O3 ¢H
|
≤0.3
|
≤0.7
|
|
Åé¿n±K«×g/cm3
|
1.4-1.70
|
1.4-1.70
|
|
±`·Å@À£±j«×Mpa
|
5-10
|
8-15
|
|
²ü«³n¤Æ·Å«×¢J
|
≥1700
|
≥1680
|
|
¾É¼ö«Y¼Æw/(m·k)
|
|
≤0.9(1000¢J)
|
|
°ª¨Ï¥Î·Å«×¢J
|
1750
|
1700
|
|
À³¥Î
|
°ª·Å½`Äl¤ºÅ¨
|
|
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