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Periclase-Spinel Magnesia Refractory Brick Kyma-85A Get Latest Price

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The brick is made of high purity magnesia sand and synthesigned Al2O3-MgO spinel by highly pressing and firing at high temperature.Which has excellent thermal shock resistance, alkali resistance, oxidation resistance and sulphates resistance at high temperature. A preferred product for upper and lower transition zone of cement kiln.



Items


KYMA-85AKYMA-85BKYMA-85C
MgO %                                     ≥858080
Fe2O3 %                                    ≤1.01.21.2
Al2O3  9-139-139-13
SiO2 %                                     ≤1.52.02.5
Apparent porosity %                 ≤181819
Bulk density g/cm3   2.932.922.90
Cold crushing strength Mpa            ≥606050
0.2Mpa R.U.L ºCT0.6            ≥170016501600
Thermal shock resistance 950ºC air cycle ≥1008080
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