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Jinan Linquan Import And Export Co., Ltd.
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LINQUAN Tundish Refractory Upper Nozzle Brick
| Zirconia Insert of Tundish Upper Nozzle | ||||
| ZrO2+HFO2 | Apparent porosity | Bulk density | C.C.S | Refractoriness |
| (% minm) | (% max) | (gm./cc minm) | (MPa minm) | (ºC minm) |
| 65 | 23 | 3.60 | 80 | 1790 |
| 70 | 23 | 3.70 | 80 | 1790 |
| 80 | 23 | 3.90 | 80 | 1790 |
| 84 | 23 | 4.00 | 80 | 1790 |
| 93 | 21 | 4.50 | 100 | 1790 |
| 94 | 21 | 4.90 | 100 | 1790 |
| Tundish Upper Nozzle- body | ||||
| Al2O3 | FC | Apparent porosity | Bulk density | C.C.S |
| (% minm) | (% minm) | (% max) | (gm./cc minm) | (MPa minm) |
| 75 | 25 | 2.40 | 60 | |
| 80 | 3 | 10 | 3.00 | 60 |
| 85 | 4 | 14 | 3.00 | 85 |
Made from high-purity,high-density, high-strength fused alumina based materials, Our series of purgingplugs, with the unique radiated through-slots structure, show the features of stablestructure, high and adjustable gas-flow, high purging rate, goodcorrosion and erosion resistance and long service life etc.