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隔热耐火材料 |
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表数 |
图数 |
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1 |
2 |
6 |
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2 |
20 |
0 |
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3 |
9 |
2 |
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4 |
12 |
0 |
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合计 |
43 |
8 |
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下列列出的表格名称 |
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1 |
氧化铝空心球制品的理化指标 |
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2 |
氧化铝隔热耐火砖的理化指标 |
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3 |
高铝质隔热耐火砖的理化指标 |
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4 |
高温莫来石质隔热砖的理化性能 |
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5 |
粘土质隔热耐火砖的物理指标 |
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6 |
硅藻土隔热制品的物理指标 |
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7 |
硅质隔热耐火砖的理化指标 |
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8 |
膨胀蛭石制品的主要技术性能 |
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9 |
几种膨胀珍珠岩制品的物理性能 |
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10 |
高强漂珠砖的理化指标 |
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11 |
连铸中间包用硅质绝热板的理化指标 |
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12 |
耐火纤维的分类 |
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13 |
各种耐火纤维性能 |
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14 |
普通硅酸铝耐火纤维的性能 |
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15 |
高纯硅酸铝纤维的性能指标 |
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16 |
高铝耐火纤维的理化指标 |
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17 |
含辂硅酸铝耐火纤维的理化性能 |
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18 |
莫来石质耐火纤维的性能 |
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19 |
多晶氧化铝耐火纤维的性能 |
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20 |
氧化锆耐火纤维的性能 |
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21 |
耐火纤维制品的使用温度和分类 |
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22 |
硅酸铝耐火纤维毡的理化性能 |
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23 |
硅酸铝耐火纤维针刺毯的规格和理化指标 |
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24 |
耐火纤维板的理化指标 |
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25 |
耐火纤维砖的理化指标 |
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26 |
耐火纤维纸的理化指标 |
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27 |
混合纤维制品的理化指标 |
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1、氧化铝空心球制品的理化指标 |
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项 目 |
指 标 |
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Ⅰ |
Ⅱ |
Ⅲ |
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Al2O3/% |
≥97 |
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SiO2/% |
≤1 |
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Fe2O3/% |
≤0.7 |
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耐火度/℃ |
≥1790 |
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0.1MPa荷重软化开始温度/℃ |
≥1600 |
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体积密度/g·cm-3 |
≤1.2 |
≤1.4 |
≤1.6 |
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真气孔率/MPa |
≥62 |
≥60 |
≥58 |
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常温耐压强度/MPa |
≥3 |
≥10 |
≥12 |
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热导率(热面1100℃)/ W·(m·K)-1 |
≤0.93 |
≤1.04 |
≤1.16 |
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2、氧化铝隔热耐火砖的理化指标 |
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项 目 |
指标 |
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Al2O3/% |
90.2~91.6 |
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体积密度/g·cm-3 |
1.2 |
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常温耐压强度/MPa |
8~10 |
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重烧线变化(1600℃,3h)/% |
0.01~0.03 |
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热导率(1100℃)/ W·(m·K)-1 |
0.6~0.8 |
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0.1MPa荷重软化开始温度 |
1530~1590 |
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抗热震性(1100℃空冷)/% |
≥50 |
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3、高铝质隔热耐火砖的理化指标 |
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项 目 |
指标 |
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LG-1.0 |
LG-0.9 |
LG-0.8 |
LG-0.7 |
LG-0.6 |
LG-0.5 |
LG-0.4 |
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Al2O3/% |
≥48 |
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Fe2O3/% |
≤2 |
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体积密度/g·cm-3 |
≤1 |
≤0.9 |
≤0.8 |
≤0.7 |
≤0.6 |
≤0.5 |
≤0.4 |
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常温耐压强度/MPa |
≥3.92 |
≥3.43 |
≥2.94 |
≥2.45 |
≥1.96 |
≥1.47 |
≥0.78 |
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重烧线变化2%的试验温度/℃ |
≤1400 |
≤1400 |
≤1400 |
≤1350 |
≤1350 |
≤1250 |
≤1250 |
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热导率(平均温度350 ± 25℃)/ W·(m·K)-1 |
≤0.5 |
≤0.45 |
≤0.35 |
≤0.35 |
≤0.3 |
≤0.25 |
≤0.2 |
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4、高温莫来石质隔热砖的理化性能 |
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理化性能 |
MJ-1400系列 |
MJ-1500系列 |
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0.6 |
0.8 |
1 |
0.6 |
0.8 |
1 |
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Al2O3/% |
50 |
50 |
50 |
68 |
68 |
68 |
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Fe2O3/% |
<1.0 |
<1.0 |
<1.0 |
<0.8 |
20.8 |
<0.8 |
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常温耐压强度/MPa |
1.96 |
3.92 |
7.84 |
1.96 |
3.92 |
7.87 |
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荷重软化开始点/℃ |
1300 |
1350 |
1400 |
1350 |
1400 |
1450 |
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耐火度/℃ |
1750 |
1750 |
1750 |
1790 |
1790 |
1790 |
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1500 |
1500 |
1500 |
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1400℃重烧线变化/% |
<1.0 |
<0.8 |
<0.8 |
<1.0 |
<1.0 |
<1.0 |
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热导率(350℃)/ W·(m·K)-1 |
0.26 |
― |
― |
0.27 |
― |
― |
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5、粘土质隔热耐火砖的物理指标 |
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项 目 |
指 标 |
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NG-1.5 |
NG-1.3a |
NG-1.3b |
NG-1 |
NG-0.9 |
NG-0.8 |
NG-0.7 |
NG-0.6 |
NG-0.5 |
NG-0.4 |
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体积密度/g·cm-3 |
≤1.5 |
≤1.3 |
≤1.3 |
≤1 |
≤0.9 |
≤0.8 |
≤0.7 |
≤0.6 |
≤0.5 |
≤0.4 |
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常温耐压强度/MPa |
≥5.88 |
≥4.41 |
≥3.92 |
≥2.94 |
≥2.45 |
≥2.45 |
≥1.96 |
≥1.47 |
≥1.18 |
≥0.98 |
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重烧线变化2%的试验温度/℃ |
≤1400 |
≤1400 |
≤1350 |
≤1350 |
≤1300 |
≤1250 |
≤1250 |
≤1200 |
≤1150 |
≤1150 |
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热导率(平均温度350℃±25℃)/ W·(m·K)-1 |
≤0.7 |
≤0.6 |
≤0.6 |
≤0.5 |
≤0.4 |
≤0.35 |
≤0.35 |
≤0.25 |
≤0.25 |
≤0.2 |
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6、硅藻土隔热制品的物理指标 |
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项目 |
指标 |
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GG- 0.7a |
GG-0.7b |
GG- 0.6 |
GG-0.5a |
GG-0.5b |
GG-0.4 |
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体积密度/g·cm-3 |
≤0.7 |
≤0.7 |
≤0.6 |
≤0.5 |
≤0.5 |
≤0.4 |
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常温耐压强度/MPa |
≥2.45 |
≥1.18 |
≥0.78 |
≥0.78 |
≥0.59 |
≥0.78 |
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重烧线变化2%的试验温度/℃ |
≤900 |
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热导率(平均温度300℃±10℃)/ W·(m·K)-1 |
≤0.2 |
≤0.21 |
≤0.17 |
≤0.15 |
≤0.16 |
≤0.13 |
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7、硅质隔热耐火砖的理化指标 |
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项 目 |
|
指 |
标 |
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GGR—1.00 |
GGR―1.10 |
GGR―1.15 |
GGR—1.20 |
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SiO2/% |
≥91 |
≥91 |
≥91 |
≥91 |
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体积密度/g·cm-3 |
≥1 |
≥1.1 |
≥1.15 |
≥1.2 |
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常温耐压强度/MPa |
≥2 |
≥3 |
≥5 |
≥5 |
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重烧线变化/% |
15006 ,27 |
― |
― |
≤0.5 |
≤0.5 |
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14506 ,27 |
≤0.5 |
≤0.5 |
― |
― |
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0.1MPa荷重化开始温度/℃ |
≥1400 |
≥1420 |
≥1500 |
≥1520 |
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热导率(平均温度300℃±10℃)/W·(m·K)-1 |
≤0.55 |
≤0.66 |
≤0.65 |
≤0.7 |
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8、膨胀蛭石制品的主要技术性能 |
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项目 |
水泥蛭石制品 |
水玻璃蛭石制品 |
沥青蛭石制品 |
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体积密度/kg·cm-3 |
430~500 |
400~450 |
360 ~ 400 |
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常温耐压强度/MPa |
≥0.245 |
≥0.490 |
≥0.196 |
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热导率/ W·(m·K)-1 |
0.093~0.140 |
0.082 ~ 0.105 |
0.082~0.105 |
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允许工作温度/℃ |
≤600 |
≤800 |
≤90 |
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9、几种膨胀珍珠岩制品的物理性能 |
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项目 |
水泥结合制品 |
水玻璃结合制品 |
磷酸盐结合制品 |
沥青结合制品 |
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体积密度/kg·cm-3 |
300~400 |
200~ 300 |
200~ 250 |
300~400 |
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抗压强度/MPa |
0.49~0.98 |
0.59~1.15 |
0.59~0.98 |
0.196 |
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热导率W·(m·K)-1 |
0.058~0.087 |
0.056~0.065 |
0.044~0.052 |
0.081~ 0.104 |
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最高使用温度/℃ |
600 |
650 |
1000 |
60 |
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吸水率/% |
110~130(24h) |
120~180(96h) |
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10、高强漂珠砖的理化指标 |
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项 目 |
PG-0.9 |
PG-0.7 |
PG-0.5 |
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体积密度/g·cm-3 |
≤0.9 |
≤0.7 |
≤0.5 |
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常温耐压强度/MPa |
≥5 |
≥4 |
≥2.4 |
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重烧线变化2%的试验温度/℃ |
≤1150 |
≤1100 |
≤1050 |
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热导率(平均温度350±25℃)W·(m·K)-1 |
≤0.3 |
≤0.25 |
≤0.2 |
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11、连铸中间包用硅质绝热板的理化指标 |
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项 目 |
指标 |
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LGJ-1 |
LGJ-2 |
LGJ-3 |
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SiO2/% |
≥84 |
≥84 |
≥80 |
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灼减/% |
≤6.5 |
― |
― |
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耐火度/℃ |
≥1670 |
≥1670 |
≥1650 |
|
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热导率(1000℃)/W·(m·K)-1 |
≤0.45 |
― |
― |
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体积密度/g·cm-3 |
|
|
― |
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透气度A、F、S |
2~7 |
― |
― |
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常温抗折强度/MPa |
≥2.5 |
≥3.9 |
― |
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残余水分/% |
≤0.6 |
0.6 |
― |
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含水量/% |
― |
― |
8~12 |
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12、耐火纤维的分类 |
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生产方法 |
类别 |
级别 |
名
称 |
长期使用温度/℃ |
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|
|
|
|
|
熔隔法 |
|
低 |
硅酸铝纤维 |
≤1000 |
|
|
|
|
|
|
|
|
玻璃态纤维 |
中 |
高纯硅酸铝纤维 |
≤1100 |
|
|
|
|
|
|
|
|
|
中 |
高铝纤维 |
≤1200 |
|
|
|
|
|
|
|
|
|
中 |
含铬硅酸铝纤维 |
≤1200 |
|
|
|
|
|
|
|
|
|
|
高 |
莫来石纤维 |
≤1400 |
|
|
|
|
|
|
|
|
胶体法 |
多晶纤维 |
高 |
氧化铝纤维 |
≤1500 |
|
|
|
|
|
|
|
|
|
|
高 |
氧化锆纤维 |
≤1600 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
13、各种耐火纤维性能 |
|
|
|
|
|
|
|
|
性能指标 |
普通硅酸铝纤维 |
高纯硅酸铝纤维 |
含铬硅酸铝纤维 |
高铝纤维 |
莫来石纤维 |
氧化铝纤维(1) |
氧化铝纤维(2) |
氧化锆纤维 |
|
|
|
|
Al2O3/% |
47.2 |
51.7 |
43.5 |
61.4 |
72-74 |
79.9 |
94.82 |
|
|
|
|
|
SiO2/% |
49.8 |
47.6 |
51 . 0 |
38.1 |
20-22 |
19.7 |
4.96 |
|
|
|
|
|
Fe2O3/% |
0.9 |
0.2 |
0.2 |
0.1 |
|
0.05 |
0.09 |
|
|
|
|
|
Cr2O3/% |
|
|
4.2 |
|
|
|
|
|
|
|
|
|
ZrO2+HfO2+Y2O3/% |
|
|
|
|
|
|
|
99 |
|
|
|
|
主晶相 |
玻璃 |
玻璃 |
玻璃 |
玻璃 |
莫来石 |
莫来石θ-Al2O3 |
γ- Al2O3 |
四方,立方ZrO2 |
|
|
|
|
直径/μm |
2~3 |
3~4 |
1.6~3.2 |
1~3 |
2~7 |
6~7 |
2~7 |
<8 |
|
|
|
|
长度/mm |
12~250 |
30~40 |
|
>15 |
20~50 |
10~100 |
10~100 |
10 |
|
|
|
|
熔点/℃ |
>1760 |
>1760 |
|
>1800 |
|
|
|
|
|
|
|
|
最高使用温度/℃ |
1260 |
1300 |
1480 |
1400 |
1500 |
|
|
|
|
|
|
|
长期使用温度/℃ |
1000 |
1100 |
1300 |
1200 |
1350 |
1400 |
>1400 |
1600 |
|
|
|
|
加热线变化/% |
3.11150℃,6h |
3.11150℃,6h |
3.11150℃,6h |
3.11150℃,6h |
3.11150℃,6h |
3.11150℃,6h |
3.11150℃, 6h |
3.11150℃,6h |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
14、普通硅酸铝耐火纤维的性能 |
|
|
|
|
|
|
|
|
|
|
|
项 目 |
美
国 |
英
国 |
中 国 |
|
|
|
|
|
|
|
|
化学成分/% |
Al2O3SiO2Al2O3+ SiO2Fe2O3TiO2K2O+Na2O |
45.451.997.11.01.70.2 |
43~4750~540.6~1.81.2~3.50.2~2 |
47.249.80.9 |
|
|
|
|
|
|
|
|
纤维直径/μm |
平均2.8 |
平均2.8 |
2~3 |
|
|
|
|
|
|
|
|
纤维长度/mm |
平均100,最长210 |
平均100 |
12~250 |
|
|
|
|
|
|
|
|
渣球含量(>0.25mm)/% |
|
|
|
|
|
|
|
|
|
|
|
加热线变化/% |
|
|
|
|
|
|
|
|
|
|
|
最高使用温度/℃ |
1260 |
1260 |
1260 |
|
|
|
|
|
|
|
|
长期使用温度/℃ |
|
|
1000 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
15、高纯硅酸铝纤维的性能指标 |
|
|
|
|
|
|
|
|
项 目 |
日
本 |
美
国 |
中 国 |
|
|
|
|
|
|
|
|
|
Al2O3 |
47.3 |
51.3 |
50.2 |
|
|
|
|
|
|
|
|
化学成分/% |
SiO2 |
52.3 |
47.2 |
49.1 |
|
|
|
|
|
|
|
|
|
Fe2O3 |
0.05 |
0.01~0.12 |
0.19 |
|
|
|
|
|
|
|
|
纤维直径/μm |
平均2.8 |
平均2 |
2月3日 |
|
|
|
|
|
|
|
|
纤维长度/mm |
最长250 |
≤38 |
20-30 |
|
|
|
|
|
|
|
|
最高使用温度/℃ |
1260 |
1260 |
1260 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
16、高铝耐火纤维的理化指标 |
|
|
|
|
|
|
|
|
|
|
项目 |
指 标 |
|
|
|
|
|
|
|
|
|
|
长期使用温度/℃ |
1200 |
|
|
|
|
|
|
|
|
|
|
化学成分/% |
Al2O3+ SiO2 |
≥98.50 |
|
|
|
|
|
|
|
|
|
|
Al2O3 |
≥59 |
|
|
|
|
|
|
|
|
|
|
Fe2O3 |
≤0.2 |
|
|
|
|
|
|
|
|
|
|
R2O |
≤0.2 |
|
|
|
|
|
|
|
|
|
|
纤维直径/μm |
2~4 |
|
|
|
|
|
|
|
|
|
|
纤维长度/mm |
约50 |
|
|
|
|
|
|
|
|
|
|
渣球含量/% |
≯10 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
17、含辂硅酸铝耐火纤维的理化性能 |
|
|
|
|
|
|
|
|
|
|
化学成分/% |
Al2O3+SiO2+Cr2O3 |
>99 |
|
|
|
|
|
|
|
|
|
|
Cr2O3 |
3~6 |
|
|
|
|
|
|
|
|
|
|
Fe2O3 |
<0.3 |
|
|
|
|
|
|
|
|
|
|
K2O+Na2O |
<0.4 |
|
|
|
|
|
|
|
|
|
|
纤维直径/μm |
2~6 |
|
|
|
|
|
|
|
|
|
|
渣球含量/% |
<5 |
|
|
|
|
|
|
|
|
|
|
加热线收缩(1400℃,6h)/% |
2.8~3.3 |
|
|
|
|
|
|
|
|
|
|
热导率(热面温度1000℃,冷面温度559℃)W·(m·K)-1 |
0.093 |
|
|
|
|
|
|
|
|
|
|
最高使用温度/℃ |
1400 |
|
|
|
|
|
|
|
|
|
|
长期使用温度/℃ |
1200 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
18、莫来石质耐火纤维的性能 |
|
|
|
|
|
|
|
|
|
性
能 |
M72(中国) |
M80(中国) |
A72(美国) |
|
|
|
|
|
|
|
|
|
Al2O3/% |
72~74 |
79.5 |
68~70 |
|
|
|
|
|
|
|
|
|
SiO2/% |
20~22 |
20 |
15~23 |
|
|
|
|
|
|
|
|
|
纤维直径/μm |
2~720~50 |
77 |
3~5 |
|
|
|
|
|
|
|
|
|
纤维长度/mm |
20~50 |
|
25~60 |
|
|
|
|
|
|
|
|
|
加热线变化/% |
1.3 |
2.6 |
1.5 |
|
|
|
|
|
|
|
|
|
长期使用温度/℃ |
(1500℃,6h)1350 |
(1500℃,8h)1400 |
(1500℃,2h)1350 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
19、多晶氧化铝耐火纤维的性能 |
|
|
|
|
|
|
|
|
|
项目 |
ICI公司〈英国) |
L-95〈中国) |
S-95〈中国) |
|
|
|
|
|
|
|
|
|
Al2O3/% |
95~97 |
94.82 |
95.08 |
|
|
|
|
|
|
|
|
|
SiO2/% |
3~5 |
4.96 |
4.51 |
|
|
|
|
|
|
|
|
|
主晶相 |
θ-
Al2O3 |
θ- Al2O3 |
θ-
Al2O3 |
|
|
|
|
|
|
|
|
|
γ- Al2O3 |
|
|
|
|
|
|
|
|
|
纤维直径/μm |
|
2~7 |
4 |
|
|
|
|
|
|
|
|
|
纤维长度/mm |
|
10~100 |
|
|
|
|
|
|
|
|
|
|
渣球含量/% |
|
1.8~2.5 |
<4 |
|
|
|
|
|
|
|
|
|
加热线收缩(1600℃,24h)/% |
<4 |
3.3 |
|
|
|
|
|
|
|
|
|
|
热导率(1200℃)/ W·(m·K)-1 |
0.239 |
0.221 |
|
|
|
|
|
|
|
|
|
|
最高使用温度/℃ |
1600 |
1600 |
1600 |
|
|
|
|
|
|
|
|
|
长期使用温度/℃ |
1500 |
1450 ~1500 |
1450~1500 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
20、氧化锆耐火纤维的性能 |
|
|
|
|
|
|
|
|
|
|
指 标 |
USZYBF2(美国) |
胶体法ZrO2纤维〈中国) |
|
|
|
|
|
|
|
|
|
|
主成分ZrO2+Y2O3/% |
99 |
98 |
|
|
|
|
|
|
|
|
|
|
晶相 |
ZrO2(四方十立方) |
ZrO2(四方十立方) |
|
|
|
|
|
|
|
|
|
|
晶粒尺寸mm |
>100 |
>100 |
|
|
|
|
|
|
|
|
|
|
纤维直径/μm |
3月5日 |
<8 |
|
|
|
|
|
|
|
|
|
|
纤维长度/mm |
25 ~ 300 |
~ 10 |
|
|
|
|
|
|
|
|
|
|
加热线收缩/% |
1(1650℃,1h) |
1.56(1600℃,6h) |
|
|
|
|
|
|
|
|
|
|
热导率/ W·(m·K)-1 |
|
0.173(热面1300℃平均912℃) |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
21、耐火纤维制品的使用温度和分类 |
|
|
|
|
|
|
|
|
|
|
纤维制品类型 |
最高使用温度/℃ |
|
|
|
|
|
|
|
|
|
氧化气氛 |
还原气氛 |
|
|
|
|
|
|
|
|
|
连续 |
短时 |
|
|
|
|
|
|
|
|
|
高纯硅酸铝纤维制品(45%~50% Al2O3) |
1100 |
1260 |
1100 |
|
|
|
|
|
|
|
|
|
高铝纤维制品(55%~60% Al2O3) |
1200 |
1400 |
1100 |
|
|
|
|
|
|
|
|
|
含铬硅酸铝纤维制品(56%~65% Al2O3,3%~5% Cr2O3) |
1200 |
1425 |
1100 |
|
|
|
|
|
|
|
|
|
高纯氧化铝混合纤维制品 |
1400 |
1500 |
1200 |
|
|
|
|
|
|
|
|
|
高纯氧化铝混合纤维制品 |
1450~1500 |
1550~1600 |
1300 |
|
|
|
|
|
|
|
|
|
氧化铝纤维制品(95% Al2O3) |
1500 |
1600 |
1400 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
22、硅酸铝耐火纤维毡的理化性能 |
|
|
|
名称 |
Al2O3+SiO2/% |
Al2O3/% |
Fe2O3/% |
K2O+Na2O/% |
纤维长度/mm |
纤维直径/μm |
加热线收缩率/% |
体积密度/Kg·m-3 |
热导率/W·(m·K)-1 |
长期使用温度/℃ |
|
|
普通硅酸铝纤维毡 |
97 |
≥45 |
≤1.1 |
≤0.4 |
20~60 |
3~8 |
≤31150℃,6h |
220 |
≤0.14900℃ |
950~1000 |
|
|
高铝硅酸铝纤维毡 |
99 |
≥52 |
≤0.12 |
≤0.1 |
20~40 |
2~5 |
≤4.51300℃,6h |
220 |
≤0.22900℃ |
1050~1100 |
|
|
高纯纤维毡 |
98.5 |
≥58 |
≤0.3 |
≤0.2 |
20~30 |
2~5 |
≤4.51350℃,6h |
300 |
≤0.181200℃ |
1200 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
23、硅酸铝耐火纤维针刺毯的规格和理化指标 |
|
|
|
|
|
|
|
|
项 目 |
低温型LT |
标准型RT |
高纯型HP |
高温型HT |
|
|
|
|
|
|
|
|
颜 色 |
白 |
白 |
白 |
白 |
|
|
|
|
|
|
|
|
纤维直径/μm |
2~4 |
2~4 |
2~4 |
2~4 |
|
|
|
|
|
|
|
|
热收缩率(保温24h)/% |
(1093℃)5 |
(1232℃)3.5 |
(1232℃)3.5 |
(1399℃)3.5 |
|
|
|
|
|
|
|
|
热导率/
W·(m·K)-1 |
(316℃)0.084 |
(538℃)0.129 |
(760℃)0.158 |
(817℃)0.187 |
|
|
|
|
|
|
|
|
最高使用温度/℃ |
980 |
1200 |
1200 |
1370 |
|
|
|
|
|
|
|
|
Al2O3/% |
40~44 |
46~48 |
47~49 |
52~55 |
|
|
|
|
|
|
|
|
Fe2O3/% |
0.7~1.5 |
0.7~1.2 |
0.1~0.2 |
0.1~0.2 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
24、耐火纤维板的理化指标 |
|
|
|
|
|
|
|
|
|
项 目 |
指 |
标 |
|
|
|
|
|
|
|
|
|
硅酸铝板 |
高铝板 |
|
|
|
|
|
|
|
|
|
长期使用温度 |
1000 |
1200 |
|
|
|
|
|
|
|
|
|
化学成分/% |
Al2O3+SiO2 |
≮95 |
≮97 |
|
|
|
|
|
|
|
|
|
Al2O3 |
>45 |
>58 |
|
|
|
|
|
|
|
|
|
Fe2O3 |
≯1.3 |
<0.5 |
|
|
|
|
|
|
|
|
|
R2O |
≯1.3 |
<0.5 |
|
|
|
|
|
|
|
|
|
密度/ g·m-3 |
0.30~0.60 |
0.45~0.60 |
|
|
|
|
|
|
|
|
|
常温耐压强度/MPa |
0.04~0.5 |
0.3~0.7 |
|
|
|
|
|
|
|
|
|
常温抗折强度/MPa |
0.8~1.2 |
0.5~1.0 |
|
|
|
|
|
|
|
|
|
热导率/W·(m·K)-1 |
0.13~0.16 (平均温度600℃) |
0.15~0.17 (平均温度700℃) |
|
|
|
|
|
|
|
|
|
加热收缩率/% |
2.5~3.0(1150℃,6h) |
~3(1400℃,6h) |
|
|
|
|
|
|
|
|
|
标准规格/mm |
600×400×15~50
900×600×15~50 |
标型、异型 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
25、耐火纤维砖的理化指标 |
|
|
|
|
|
|
|
|
|
项目 |
指标 |
|
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硅酸铝板 |
高铝纤维砖 |
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长期使用温度/℃ |
1000 |
1200 |
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化学成分/% |
Al2O3+SiO2 |
≮95 |
≮98 |
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Al2O3 |
>45 |
>56 |
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Fe2O3 |
≯1.3 |
~0.5 |
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R2O |
约0.5 |
<0.5 |
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密度/ g·m-3 |
0.45~0.50 |
0.55~0.60 |
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常温耐压强度/MPa |
约0.5 |
约0.6 |
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常温抗折强度/MPa |
― |
― |
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热导率/W·(m·K)-1 |
约0.14 (平均温度600℃) |
约0.15 (平均温度700℃) |
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加热收缩率/% |
<1.0(1150℃,6h) |
<1.0(1400℃,6h) |
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标准规格/mm |
标型、异型 |
600×400×15~50 900×600×15~50 |
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26、耐火纤维纸的理化指标 |
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项目 |
指标 |
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硅酸铝板 |
高铝纤维砖 |
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化学成分/% |
Al2O3+SiO2 |
>95 |
>88 |
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Al2O3 |
>47 |
<55 |
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Fe2O3 |
<1.2 |
<0.2 |
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烧失 |
<3 |
约10 |
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密度/ g·m-3 |
约0.30 |
约0.40 |
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热导率/W·(m·K)-1 |
0.11 (1000℃) |
0.11 (1000℃) |
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常温抗拉强度/MPa |
约1.7 |
约0.9 |
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加热收缩率/% |
约2 (1000℃×3h) |
约1(1000℃×3h) |
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规格/mm |
宽:≯400,厚0.5~4 |
宽≯400,厚0.5~4 |
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27、混合纤维制品的理化指标 |
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项目 |
指标 |
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长期使用温度/℃ |
1250~1350 |
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化学成分/% |
Al2O3+SiO2 |
≥93~94 |
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Al2O3 |
≥61~70 |
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Fe2O3 |
≤0.12 |
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R2O |
≤0.10 |
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渣球含量/% |
5~10 |
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密度/ g·m-3 |
230 ~ 340±15 |
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热导率/W·(m·K)-1 |
0.12~0.15 (平均温度760℃) |
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加热收缩率/% |
2~2.5(1400,24h) |
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标准规格/mm |
600×400×(10~50) |
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