| 项目Items |
技术指标 Technical indexes
|
| 1.颜色Colour |
白 White
|
| 2.Al2O3+SiO% |
≥ 96
|
| 3.Al2O3%
|
≥ 45
|
| 4.Fe2O3% |
≤ 1.2
|
5.纤维直径(微米)
Fiber diameter(um) |
2-4
|
6.增强材料
(Reinforced material) |
玻璃丝 金属丝
glass filament stainless steel wire
|
7.密度
Bulk density(kg/m3) |
300-700
|
| 8.含水率moisture% |
≤ 2
|
9.导热系数w/m.k
(热面温度)
Thermal
conductivity(Hot face) |
0.12-0.13(300℃)
0.17-0.20(1000℃)
0.13-0.16(600℃)
|
10.加热线收缩率%
Heating liner shrinkage |
≤ 3.5(1000℃×3h)
|
11.高温烧失率%
High-temp loss on lgnition |
≤ 0.20
|
12.最高使用温度
The highest using temp |
550℃ 1260℃
|
13.长期使用温度
Long-term using temp |
≤450℃ ≤1000℃
|
14.耐酸碱强度保持%
Acid-resistance and Alkai-resistance% |
50(10%NaOH试剂中浸泡72小时后after 72hours)
50(10%N2SO4试剂中浸泡72小时后after 72hours)
|