—莫来石棚板: 是以堇青石,莫来石两种材料混合成型,经高温烧结而成。
Cordierite-Mullite Board: It is made by high sintering cordierite and mullite together.
优点:
Advantage:
堇青石陶瓷拥有具有良好的热稳定性,使用寿命长。特别适用在陶瓷、玻璃、冶金、化工等快速烧成的辊道窑上使用。
Have the good and hot stability, the service life is long. Apply in ceramics, glass, metallurgy, chemical engineering etc areas.
常用规格(mm):
Dimension in common usage (mm):
600*500 600*470 600*400 500*500 500*370 500*340 500*450 485*460 450*450 450*420 420*380 360*360 340*340 330*330 320*320 310*310
注:厚度可按客户要求生产
Note :The thickness can be produced by customers’ require
堇青石—莫来石棚板理化指标
化学成分 |
指标 |
物理性能 |
指标 |
Al2O3 |
40∽45% |
体积密度(g/cm3) |
2.0∽2.1 |
SiO2 |
45∽50% |
显气孔率(%) |
20∽26 |
MgO |
3∽6% |
荷重软化温度(℃) |
1400 |
Fe2O3 |
|
膨胀系数20-1000℃ |
0.35∽0.4 |
|
|
常温抗折(Mpa) |
10∽11 |
|
|
吸水率% |
6∽8 |
使用范围 |
安全使用工作温度1250℃以下窑炉
|
·Cordierite-Mullite Board Technique Index
Chemical Composition |
Contents |
Physical Property |
Index |
Al2O3 |
40∽45% |
volume concentration(g/cm3) |
2.0∽2.1 |
SiO2 |
45∽50% |
apparent porosity(%) |
20∽26 |
MgO |
3∽6% |
refractoriness under load(℃) |
1400 |
Fe2O3 |
|
swell factor 20-1000℃ |
0.35∽0.4 |
|
|
normal temperature antiflex cracking(Mpa) |
10∽11 |
|
|
water absorbing capacity% |
6∽8 |
Serviceable Range |
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