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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 >> 高強度粘土質隔熱耐火磚

高強度粘土質隔熱耐火磚

 

高強度粘土質隔熱耐火磚理化性能指標
本產品采用空心微珠和優質粘土為主要原料,高溫燒結而成。具有耐壓強度大,導熱系數小等優點,廣泛使用于各種工業窯爐的隔熱層內襯,使用溫度在13000℃以下。

項目
指標
NG-1.3
NG-1.0
NG-0.8
NG-0.6
AL203%
42
42
42
40
體積密度g/cm3不大于
1.3
1.0
0.8
0.5
常溫耐壓強度Mpa不小于
8
6
4
2
重燒線變化不大于2%,試驗溫度℃
1400
1350
1250
1150
導熱系數W/m·k平均溫度(350±5)不大于
0.6
0.50
0.35
0.25

 

 



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