Refractory Brick--Tradematt Refractory Manufacturer

First Class Fused High Temperature Chrome Magnesite Refractory Bricks What Features of our Chrome Magnesite Refractory Bricks ? 1.Made by bauxite clinker and binder through Crushing,Mixing,Shaping,Drying and high temperature Sintering. 2.Al2O3 content is 48%-80%. 3.Main mineral components are corundum and mullite phases. 4.Refractoriness is usually above 1770°C,refractoriness under load is 1420-1550°C.It is a neutral refractory material so that it enjoys excellent resistance to acid and alkali corrosion. 5.Working temperature:1350°C -1650°C. What Specifications of Chrome Magnesite Refractory Bricks ? International Code Name SK35 SK36 SK37 SK38 SK40 Al2O3 % ≥48 ≥55 ≥65 ≥75 ≥80 Fe2O3 % ≤2 ≤2 ≤2 ≤2 ≤2 Refractoriness(℃) ≥1750 ≥1770 ≥1790 ≥1810 ≥1830 Porosity(%) ≤20 ≤20 ≤19 ≤ 19 ≤ 19 Cold Crushing Strength(MPa) ≥39.2 ≥44.1 ≥49 ≥53.9 ≥65 Refractoriness under Load(℃),(0.2MPa) ≥1420 ≥1470 ≥1500 ≥1 52 0 ≥1 53 0 Linear Change(%