High temperature alumina ceramic furnace nail of Refractory kiln furniture
1. Description
Ceramic nail has fixed and link function.It mainly fixes resistance tape,ceramic fiber, other lightweight refractory,insulating brick to the kiln metal wall.
It can use on max.temperature=1300℃
2. Ceramic nail has following advantage
1. Outstanding thermal shock resistance
2. High degree of electrical insulation strength
3. Corrosion resistance
4. High heat resistance
5. Comparatively favourable production costs
3. Ceramic nail technical parameters
| AL2O3 conent % |
60 |
75 |
80 |
85 |
92 |
| Bulk density(g/cm3) |
3 |
3.1 |
3.3 |
3.4 |
3.6 |
| Flexural Strength(MPa) |
205 |
280 |
215.7 |
230 |
312 |
| Coefficient of linear expansion(×10-6/°C)(25-800°C) |
7.1 |
7.6 |
7.6 |
7.6 |
7.5 |
| Thermal conductivity[w/(m.R)] |
16 |
17 |
17 |
17 |
18 |
| Insulated strength(KV/mm) |
10 |
10 |
10 |
10 |
10 |
| Bulk density resistance(Ω.cm)20°C |
>1014 |
>1014 |
>1014 |
>1014 |
>1014 |
| 300°C |
>1013 |
>1013 |
>1013 |
>1013 |
>1013 |
| Long term operating temperature (°C) |
1350 |
1000 |
1250 |
1290 |
1390 |
| Hardness |
7.5 |
7.5 |
7.5 |
7.5 |
8.5 |
| Refractoriness |
1800 |
1700 |
1800 |
1850 |
1920 |
4. Ceramic nail size:
| yellow |
white |
corundum |
| Ø 6x90 |
Ø 6x90 |
Ø 6x90 |
| Ø 11x115 |
Ø11x115 |
Ø 6x90 |
| Ø 13.5x155 |
Ø 13.5*155 |
Ø 6*90 |
| Ø 16*170 |
Ø 16*170 |
Ø16*170 |
| Ø 16*173 |
Ø 16*173 |
Ø16*170 |
| Ø 17.5*180 |
Ø 17.5*180 |
Ø17.5*180 |
| Ø 19*190 |
Ø 19*190 |
Ø19*190 |
| Ø 19*190 big |
Ø 19*190 |
Ø 19*190 |
| Ø 19*210 |
Ø 19*210 |
Ø 19*210 |
| Ø 19*230 |
Ø 19*230 |
Ø 19*230 |
| Ø 20*210 |
Ø 20*210 |
Ø 20*210 |
| Ø 21*230 |
Ø 21*230 |
Ø 21*230 |
| Ø 25*215 |
Ø 25*215 |
Ø 25*215 |
| Ø 25*260 |
Ø 25*260 |
Ø 25*260 |
| Ø 22*230 |
Ø 22*230 |
Ø 22*230 |
We can customize the size according to customers’drawing or requirement.
We can provide OEM&ODM service for you.
