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Luoyang Yilong Refractory Co., Ltd.
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refractory furnace dry ramming mass
ramming mass 's features
1.Strong penetration resistance to molten steel,
2.High corrosion and erosion resistance,
3.Dense sintered layer,
4.Low consumping of steel,
5.Easy construction and reparing,
6.Energy saving
7.Long service life.
Physical and chemical indexes
Items |
Medium Frequency Induction Furnace Drying Tamp Mass |
Al2O3/%,≥
| 84 |
MgO/%
| 12 |
Bulk density,≥g/cm3110°C×24h | 3.0 |
Crushing strength,≥/Mpa 110°C×3h | 25 |
Modulus of rupture≥/Mpa 1400°C×3h | 7 |
Critical grain size mm | 5 |
Linear change on heating/% 1400°C×3h | 0~+1.5 |
Application
| Used in 5-20tons medium frequency furnace. With campaign life of 80-100 geats. |
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