Nano-matrix-combined high-performance fused magnesium calcium brick and manufacturing method thereof
A fused magnesia-calcium brick, nano-scale technology, applied in the field of nano-scale matrix combined with high-performance fused magnesia-calcium bricks and its manufacturing, can solve the problems of poor corrosion resistance of magnesia-calcium bricks, age of magnesia-calcium brick blast furnace, high calcium There are no more mature production technology solutions for magnesia-calcium bricks, and the effects of improving hydration resistance, compressive strength, and good high-temperature volume stability are achieved.
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Embodiment 1
[0033] A nano-scale matrix combined with high-performance fused magnesia-calcium brick is made of the following raw materials in proportion by weight:
[0034] 5 parts of 8~5mm high-calcium fused magnesia-calcium sand,
[0035] 25 parts of 5~2mm high-calcium fused magnesia-calcium sand,
[0036] 25 parts of 2~0mm high-calcium fused magnesia-calcium sand,
[0037] ≤ 0.074mm High-calcium fused magnesia-calcium sand fine powder 10 parts,
[0038] 5 parts of 8~5mm fused magnesia,
[0039] 5~2mm fused magnesia 10 parts,
[0040] 2~0mm fused magnesia 5 parts,
[0041] ≤ 0.074mm fused magnesia fine powder 10 parts,
[0042] Nanoscale seawater magnesia fine powder 5 parts,
[0043] Binder 2~5 parts.
[0044] The physical and chemical indicators of the nano-scale seawater magnesia fine powder, high-calcium fused magnesia-calcium sand, and fused magnesia are as follows:
[0045] project Nano-scale seawater magnesia fine powder High calcium fused magnesia calcium san...
Embodiment 2
[0057] A nano-scale matrix combined with high-performance fused magnesia-calcium brick is made of the following raw materials in proportion by weight:
[0058] 5 parts of 8~5mm high-calcium fused magnesia-calcium sand,
[0059] 5~2mm high calcium fused magnesia calcium sand 30 parts,
[0060] 25 parts of 2~0mm high-calcium fused magnesia-calcium sand,
[0061] ≤ 0.074mm high calcium fused magnesia calcium sand fine powder 15 parts,
[0062] 5 parts of 8~5mm fused magnesia,
[0063] 5 parts of 5~2mm fused magnesia,
[0064] 2~0mm fused magnesia 5 parts,
[0065] ≤ 0.074mm fused magnesia fine powder 5 parts,
[0066] Nanoscale seawater magnesia fine powder 5 parts,
[0067] Binder 2~5 parts.
[0068] The physical and chemical indicators of the nano-scale seawater magnesia fine powder, high-calcium fused magnesia-calcium sand, and fused magnesia are as follows:
[0069] project Nano-scale seawater magnesia fine powder High calcium fused magnesia calcium sand ...
Embodiment 3
[0073] A nano-scale matrix combined with high-performance fused magnesia-calcium brick is made of the following raw materials in proportion by weight:
[0074] 8mm~5mm high-calcium fused magnesia-calcium sand 5 parts,
[0075] 5mm~2mm high-calcium fused magnesia-calcium sand 35 parts,
[0076] 2mm~0mm high-calcium fused magnesia-calcium sand 30 parts,
[0077] ≤ 0.074mm high calcium fused magnesia calcium sand fine powder 15 parts,
[0078] 8mm~5mm fused magnesia 5 parts,
[0079] ≤ 0.074mm fused magnesia fine powder 5 parts,
[0080] Nanoscale seawater magnesia fine powder 5 parts,
[0081] Binder 2~5 parts.
[0082] The physical and chemical indicators of the nano-scale seawater magnesia fine powder, high-calcium fused magnesia-calcium sand, and fused magnesia are as follows:
[0083] project Nano-scale seawater magnesia fine powder High calcium fused magnesia calcium sand Fused magnesia MgO, % ≥98.00 ≥50.00 ≥97.00 CaO, % ≤1.00 ≥48.00 ≤1....
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