
High Temperature Fired Magnesia Dolomite Brick , Refining Furnace High Density Bricks
Fired magnesia dolomite brick
Description:
This product is manufactured from naturally occuring high Magnesia Dolomite grain. It is fired at high temperature to form a very low porosity and extremely high density brick .They can be applied in AOD/VOD refining furnace.
Physical and chemical index
Item | Chemical property (%) | Apparent porosity( %) ≤ | Bulk density (g/cm3) ≥ | Cold crushing strength (Mpa) | Refractoriness under load (0.2Mpa 0.6% 0C) | ||
MgO | CaO | S+A+F | |||||
MDZ-1 | 87 | 5 | 2.0 | 18 | 2.95 | 50 | 1680 |
MDZ-2 | 80 | 10 | 2.0 | 18 | 2.95 | 50 | 1680 |
MDZ-3 | 80 | 15 | 2.0 | 18 | 2.95 | 50 | 1700 |
MDZ-4 | 75 | 20 | 1.5 | 20 | 2.90 | 50 | 1700 |
MDZ-5 | 60 | 35 | 1.8 | 18 | 2.95 | 50 | 1700 |
MDZ70 | 70 | 20 | SiO26 | 18 | 2.95 | 50 | 1680 |
MDZ75 | 75 | 15 | SiO25 | 18 | 2.95 | 50 | 1680 |
Competitive Advantage:
Zhengzhou Rongsheng Refractory Co., Ltd.
Our company can provide not only the domestic and foreign customers excellent quality of high-temperature thermal insulation material, but also the first-rate service including professional furnace lining design, installation supervision, engineering construction etc.
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