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Luoyang Yilong Refractory Co., Ltd.
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properties high al2o3 cement in low price with 1790C refractoriness
high al2o3 cement in low price
used extra alumina as the principal raw material and it is made of various additives. it widely used in the tundish permanent lining, well protects the tundish body. Base on its chemical components, it has the following characters:
1.high intensity
2. good thermal shock stability
3. long service life, over 250 times.
4. no peeling
5. corrosion-resistance
6. good flowability
7. slag penetration resistance
8. easy baking
9. not easy to broken
high al2o3 cement in low price application
1. Using in the tundish ,it can weill protecting tundish body
2. improving casting process and steel quality
3. For its long sevice life, it greatly reducs production cost
Physical and chemical indexes
Brand Items
| NN38 | NN42 | NN45 | NN55 | NN65 | NN75 | |
Al2O3 % ≥ | 38 | 42 | 45 | 55 | 65 | 75 | |
Refractoriness °C ≥ | 1630 | 1690 | 1710 | 1770 | 1770 | 1790 | |
Modulus of rupture Mpa, ≥ | 110°Cx24h | 1 | 1 | 1 | 1 | 15 | 1 |
°Cx3h | 1200 3 | 1200 3 | 1200 3 | 1400 5 | 1400 5 | 1400 5 | |
Min Bonding time | 1-3 | ||||||
high al2o3 cement in low price
high al2o3 cement in low price production equipment
Testing equipment
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