Jundao (Henan) New Materials Co.,Ltd.
Jundao（Henan）New Materials Co.,Ltd.
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75%Al2O3 content white color High Alumina refractory brick mainly used for steel industry
High Alumina Bricks provided by us are of high refractoriness, high strength, good erosion resistance, volume stability and so on.
High alumina bricks are widely used in industries of blast furnace, hot blast stove, electric furnace, refining furnace and glass furnace and so on.
Features:
High strength
Resistance to erosion
Good volume stability
| Item | SK40 | SK38 | SK37 | SK36 | SK34 |
| LZ-80 | LZ-75 | LZ-65 | LZ-55 | LZ-48 | |
| Al2O3 %, Min | 80 | 75 | 65 | 55 | 48 |
| C.C.S MPa, Min | 70 | 60 | 50 | 45 | 40 |
| R.U.L ℃, Min | 1530 | 1520 | 1500 | 1450 | 1420 |
| Refractoriness ℃, Min | 1790 | 1790 | 1770 | 1770 | 1750 |
| Apparent porosity %, Max | 21 | 24 | 24 | 22 | 22 |
| P.L.C % | 1500℃*2h -0.4~0.2 | 1500℃*2h -0.4~0.2 | 1450℃*2h -0.4~0.1 | 1450℃*2h -0.4~0.1 | 1450℃*2h -0.4~0.1 |
