产品名称
Name |
耐火制品
Refractory Products |
材质
Material |
粘土质
Fireclay |
牌号
Brand |
N-2a |
N-2b |
N-3a |
RN-40 |
Al2O3,% |
|
|
|
≥40 |
耐火度，℃
Refractoriness |
≥1730 |
≥1730 |
≥1710 |
≥1730 |
0.2MPa荷重
软化开始温度，℃
Refractoriness
Under Load |
≥1350 |
≥ |
≥1320 |
≥1350 |
重烧线变化(%)
Linear Change
after Reheated |
1400℃×2h |
+0.1
-0.5 |
+0.2
-0.5 |
|
|
1350℃×2h |
|
|
+0.2
-0.5 |
+0
-0.3 |
显气孔率,%
Apparent Porosity |
≤24 |
≤26 |
≤24 |
≤24 |
常温耐压,MPa
Crushing Strength |
≥24.5 |
≥19.6 |
≥19.6 |
≥24.5 |
用途
Applications |
各类工业窑炉
Various Industrial Furnaces |
热风炉
Hot Stove |
|
