Steel ladle fireproof casting material
A refractory castable and ladle technology, applied in the field of refractory materials, can solve the problems of increasing product cost, troublesome product storage, transportation and use, and restricting the depth and breadth of application
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Embodiment 1
[0013] (1) The parts by weight of raw materials used to prepare refractory castables for ladles are: 50 parts of magnesia, 20 parts of dolomite, 5 parts of zircon, 15 parts of carbon, 4 parts of anhydrous binder, and iron-aluminum spinel 6 parts; magnesia, dolomite, and zircon are mixed to make granules and fine powders, wherein the parts by weight of granules and fine powders are: 40 parts of granules, 60 parts of fine powders, the particle size range is 2.5, and the fine powders The particle size is 0.9 mm.
[0014] (2) Premix the magnesia, dolomite, zircon, and iron-aluminum spinel to obtain the mixture, pulverize the mixture according to the weight of the above particles and fine powder, then add carbon for mixing, and finally Add anhydrous binder and mix the obtained refractory castable for ladle.
Embodiment 2
[0016] (1) The parts by weight of raw materials used to prepare refractory castables for ladles are: 70 parts of magnesia, 5 parts of dolomite, 10 parts of zircon, 5 parts of carbon, 2 parts of anhydrous binder, and ferroaluminum spinel 8 parts; magnesia, dolomite, zircon are mixed to make granule and fine powder, wherein, the parts by weight of granule and fine powder are: 50 parts of granule, 50 parts of fine powder, the range of particle size is 2.0mm, fine The particle size of the powder is 0.1 mm.
[0017] (2) Premix the magnesia, dolomite, zircon, and iron-aluminum spinel to obtain the mixture, pulverize the mixture according to the weight of the above particles and fine powder, then add carbon for mixing, and finally Add anhydrous binder and mix the obtained refractory castable for ladle.
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