Zibo Yuqun New Material Technology Co.,ltd

Zibo, Shandong, China

• MOQ 1 Short Ton

We offer direct bonded magnesia-chrome brick, semi-bonded magnesia-chrome brick, semi-bondedagain magnesia-chrome brick, bondedagain magnesia-chrome brick is made of high-quality magnesia and chromium ore, mold by high-pressure and field by high temperature, the product is characterized by lower impurity, good resistance to corrosion and good thermal stability, high refractoriness and sticking easily on kiln wall, is widely used in the large dry process cement rotary kiln buring zone. item direct-bonded magnesia-chrome brick semi-bonded magnesia-chrome brick semi-bonded again magnesia-chrome brick bonded again magnesia-chrome brick dmc-12 dmc-8a dmc-8b dmc-8c bmge zbdmge 16 zbdmge 16 zbdmge 6 zbdmge 20 mgo （≥%） 60 80 78 75 72 60 55 65 60 cr2o3 （≥%） 12 8 8 8 6 16 20 16 20 sio2 （≤%） 32 1.2 1.5 2.5 3.5 1.5 1.5 1.2 1.2 apparent porosity（≤） 18 18 18 18 18 17 17 16 16 bulk density (g/cm3, ≥) 3.0 3.0 3.0 3.0 2.95 cold crushing strength（mpa ≥） 40 45 45 45 40 40 40 45 45 refractoriness under load (0.2 mpa) ℃ 1600 1700 1700 1680 1600 1750 1750 1750 1750 thermal exudation （% 1400℃，≤） 1.4 1.6 1.6 1.6 heat and shock stability (1100℃ watre cooling) ≥ 5 6 6 5 5 use cement rotarykiln calcining zone, steel making teh electric stove lining limmekiln etc. widely applied in rh, vod and colored metallurgy furnace etc

• MOQ 1 tons Short Ton

specification Magnesia-Hercynlte bricks Apparent porosity ≤ 16 Bulk density ≥ 2.95 g/cm3 Compressive strength Mpa ≥ 80 MPa Refractoriness under load (0.2MPa) ≥ 1700 ℃ Heat and shock stability (1100℃ water cooling) ≥ 10 Chemical composition SiO2 ≤ % 1.5 Al2O3 ≥ % 4.2 Fe2O3 ≥ % 3.7 CaO ≥ % 1.5 MgO ≤ % 8.9 Use Pre-caleining kiln caleining zone

• MOQ 1 Metric Ton

We offer magnesium aluminum spinel brick. item maj-70 maj-75 maj-80 mgo, （≥%） 70 75 80 al2o3, （%） 8-20 8-20 8-20 apparent porosity (≤%) 19 18 18 bulk density (g/cm3) 2.85-3.10 2.85-3.15 2.85-3.15 cold crushing strength (mpa ≥) 40 40 40 refractoriness under load (0.2mpa, ℃， ≥) 1600 1650 1700 heat and shock stability (1100℃ water cooling, ≥) 8 10 10 use mainly used for steel, cement, glass, non-ferrous metal smelting industries