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耐火磚 / Welcome南通華夏耐火保溫材料有限公司 >> 產品展示 >> 耐火磚 >> 煉鋼電爐頂用高鋁磚、不燒電爐頂用高鋁磚

煉鋼電爐頂用高鋁磚、不燒電爐頂用高鋁磚

 

冶金工業
煉鋼電爐頂用高鋁磚、不燒電爐頂用高鋁磚
 

牌號
項目
DL-80
DL-75
MTD-A
MTD-B
STD-80
AL203%
80
75
75
75
80
耐火度℃不低于
1790
1790
1790
1790
1790
0.2MPa荷重軟化開始溫度,℃RUL不低于
1550
1530
1630
1580
1560
重燒線變化RLC%1550℃×2h
01~-0.3
0~-0.4
0~-0.3
0~-0.4
0~-0.3
顯氣孔率AP%,不大于
19
19
20
20
20
常溫耐壓強度CCSMpa,不低于
78.5
68.6
70
65
70
熱震穩定性(1100℃,水冷),(次)不小于
 
 
30
25
20

 


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