lakshadweep magnesium oxide rotary kiln

The invention discloses a flame-proof Mg-Ca-Zr brick of rotary kiln, which comprises the following parts: 50-70% Mg-Ca sand with more than 20% CaO, 6-10% ZrO2 particle, 25-35% high-purity magnesium sand with not less than 97% MgO and 2-4% wax. The invention possesses fine crack in the brick to buffer heat stress and inhibit diffusion, which improves heat and vibrating resistant

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