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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 >> 工業爐用耐火材料

工業爐用耐火材料

工業爐用耐火材料

 

粘上磚理化指標

項目
指標
N-1
N-2a
N-2b
N-3a
N-3b
N-4
N-5
N-6
耐火度℃
≥1750
≥1730
≥1730
≥1710
≥1710
≥1690
≥1670
≥1580
0.2MPaRe荷重軟化開始溫度℃
≥1400
≥1350
 
≥1320
 
≥1300
 
 
重燒線變化率%
1400℃,2h
+0.1
-0.4
+0.1
+0.5
+0.2
+0.5
 
 
 
 
 
1350℃,2h
 
 
 
+0.2
+0.5
+0.2
+0.5
+0.2
+0.5
+0.2
+0.5
 
顯氣孔率,%
≤22
≤24
≤26
≤224
≤26
≤24
≤26
≤28
常溫耐壓強度CCS MPa
≥30.0
≥25.0
≥20.0
≥20.0
≥15.0
≥20.0
≥15.0
≥15.0

 
 
 
 
高鋁磚理化指標

項目
指標
LZ-75
LZ-65
LZ-55
AL2O3%
≥75
≥65
≥55
常溫耐壓強度CCS Mpa
≥65
≥49
≥44
顯氣孔率,%
≤23
≤23
≤22
荷重軟化溫度℃
≥1520
≥1500
≥1450
重燒線變化,(1450℃,2h)%
+0.1-0.4
+0.1-0.4
+0.1-0.4
耐火度℃
﹥1790
﹥1790
﹥1790

 


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