Mullite silicon carbide refractory material for production of dry coke and its production
A refractory material and silicon carbide technology, applied in the field of refractory materials, can solve problems such as short service life, poor thermal shock resistance, and influence on the promotion of CDQ technology, and achieve the effect of improved wear resistance and extended service life
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[0018] Embodiment: The ratio of the embodiment is as follows: mullite and silicon carbide, coarse particle 5-1mm, medium particle 1-0.088mm, fine powder 0.044-0.074mm, α-Al 2 o 3 The particle size of micropowder is 0.001-0.010mm, and the particle size of metal silicon powder is 0.030-0.088mm. Mix all kinds of raw materials evenly, add 3% binder, mix all materials evenly, press them into bricks, and put them in a weak reducing furnace. Firing at 1430-1480°C / 20h.
[0019] Example of the present invention and two prior art CDQ refractory brick comparison table
[0020]
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