保温节能、窑炉内衬
该制品采用聚轻烧失法，高温烧成。制品具有高强度，重烧线变化小，热震稳定性好，导热系数小等有点。广泛用于冶金、机械、陶瓷、化工等行业各种窑炉内衬及保温层，是一种理想的节能制品。
The products use light-shifa-burning,high-temperature firing.Products with high intensity,heacy firing line of smallchanges,thermal shock stability,the advantages of small thermal conductivity.Widely used in metallurgy.
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项目：刚玉聚轻 |
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体积密度（g/m3）≥ |
0.8 |
1.0 |
1.2 |
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导热系数W/（mk）800℃ |
0.3 |
0.35 |
0.4 |
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常温耐压强度（Mpa）≥ |
3 |
4 |
5 |
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长期使用温度℃≥ |
1500 |
1500 |
1500 |
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Al2O3%≥ |
80 |
80 |
80 |
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SiO2%≤ |
18 |
18 |
18 |
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Fe2O3%≤ |
0.8 |
0.8 |
0.8 |
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