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- Contact Person : Ms. He Emily
- Company Name : Luoyang Refractory Mineral Co., Ltd.
- Tel : 86-379-63591188
- Fax : 86-379-64201188
- Address : Henan,Luoyang,Rm. 804,8F,Xinghe International,Jiudu Road,Xigong District,Luoyang City
- Country/Region : China
- Zip : 471000
zirconia refractory tundish nozzles
Product Detailed
Related Categories:Refractory
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Technical Data
Brand Items | Nozzle Cores | |||||||
RF-1 | RF-2 | RF-3 | RF-4 | RF-5 | RF-6 | RF-7 | RF-8 | |
Zr(Hf)O2 % ≥ | 70 | 75 | 80 | 85 | 90 | 93 | 93 | 93 |
Bulk density (g/cm3) ≥ | 3.8 | 3.9 | 4.0 | 4.1 | 4.3 | 4.9 | 5.1 | 5.2 |
Apparent porosity % ≤ | 22 | 22 | 20 | 20 | 20 | 15 | 13 | 10 |
Cold crushing strength Mpa ≥ | 80 | 80 | 80 | 80 | 80 | 90 | 90 | 100 |
Thermal shock resistance /cycle (1100°C water quenching) ≥ | 5 | 5 | 5 | 5 | 5 | 5 | 5 | 5 |
Application | Used in billet con-casting system to control molten steel flow rate | |||||||
Technical Data
Brand Items | Nozzle Sleeve | |||
RFW-A1 | RFW-A2 | RFW-AC3 | RFW-AC4 | |
Al2O3 % ≥ | 65 | 70 | 70 | 75 |
C % |
|
| 5 | 5 |
Bulk density (g/cm3) ≥ | 2.6 | 2.6 | 2.7 | 2.7 |
Apparent porosity % ≤ | 23 | 23 | 23 | 23 |
Cold crushing strength Mpa ≥ | 40 | 40 | 45 | 45 |
zirconia refractory tundish nozzles
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