项 目
Item |
普通硅酸铝质
Ordinary Alumino-silicate |
高铝质High alumina |
多晶氧化铝纤维及混合纤维制品Polycrystalline alumina & Others |
| PXB |
GXB |
DXB & HHB |
长期使用温度,℃
Long- term service temperature |
1000 |
1200 |
1350～1600 |
| Al 2 O 3 + SiO 2 , % ≥ |
96 |
98 |
99 |
| Fe 2 O 3 , % ≤ |
1.2 |
0.30 |
0.1 |
| ZrO 2 , % |
- |
- |
- |
| R 2 O, % ≤ |
0.5 |
0.30 |
- |
导热系数W/(m·K) （平均温度） ≤
Thermal conductivity(Average temperature) |
0.14（680℃） |
0.16（680℃） |
- |
容重Kg/m 3
Apparent density |
280～800 |
280～800 |
280～600 |
加热线收缩， % ＜
Heating shrinkage |
4
(1150℃×24hrs) |
4
(1400℃×24hrs) |
2
(1400℃×24hrs) |
常温耐压强度， Mpa
CCS |
0.4～1.5 |
0.5～1.5 |
- |
应 用
Application |
用于冶金、石化、机械、电子等行业的加热炉、退火炉、淬火炉的内衬及各类高温管道的保温隔热和高温密封
Used as insulating lining materials or sealing materials for various furnaces such as heating furnace, quenching furnace, incinerator and high temperature pipes in the industries of metallurgy, petrochemical, machinery and electron, etc. |
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