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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 >> 不燒鎂鉻磚

不燒鎂鉻磚

不燒鎂鉻磚

 

不燒鎂鉻磚
產品特點:
不燒鎂鉻磚采用優質鎂砂和鉻礦為原料。以聚磷酸鹽為結合劑,經高壓成型、低溫熱處理制成。產品與燒成制品比較,制做工序簡化、成本低,而且常溫耐壓強度高、氣孔率低、熱震穩定性好。但是聚磷酸鹽化學結合劑lOOO℃左右將完全分解,在此溫度下不燒鎂鉻磚的中高溫結構強度低。在停窯頻繁、運轉率低的濕法回轉窯燒成帶使用效果良好。

牌號及指標
項目
BMGe-12
BMGe-8
MgO,%不小于
55
60
Cr2O3,%不小于
12
8
SiO2,%不大于
4
4
顯氣孔率,%AP不大于
13
13
0.2MPa荷重軟化開始溫度RUL,℃不低于
1550
1530
常溫耐壓強度CCS,Mpa不低于
60
60

 


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