Vanadium-aluminum alloy production method
A vanadium-aluminum alloy and production method technology, applied in the field of metallurgy, can solve problems such as limiting the output of vanadium-aluminum alloy and increasing manufacturing costs, and achieve the effects of facilitating the separation of slag and gold, increasing the yield, and reducing the content of impurities
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Embodiment 1
[0037] Take 100kg of vanadium pentoxide and 55.7kg of aluminum particles as raw materials, the weight ratio of vanadium pentoxide and aluminum particles is 1.68:1, use analytically pure barium peroxide as the ignition agent, and coat the inner wall with fused magnesium fire mud With drilling cover (density of holes is 15 / m 2 ; the diameter of the hole is 1.5cm) in the graphite crucible to carry out thermite reduction reaction, the first batch of materials (90kg vanadium pentoxide+50.13kg aluminum), after the thermite reaction is completed, add the second batch of materials (10kg Vanadium pentoxide + 5.57kg aluminum), after the reaction is completed, let it stand for 30min, the slag and gold are separated to obtain 62.3kg vanadium aluminum alloy product, which contains V 90.06wt%, Al 9.63wt%, Fe0.10wt%, Si0.16wt% %.
Embodiment 2
[0039] Take 200kg of vanadium pentoxide and 127.4kg of aluminum pellets as raw materials, the weight ratio of vanadium pentoxide and aluminum pellets is 1.58:1, use analytically pure barium peroxide as the ignition agent, and coat the inner wall with fused magnesium fire clay With drilling cover (hole density is 16 holes / m 2 ; The diameter of the hole is 1.7cm) in the graphite crucible to carry out thermite reduction reaction, the first batch of materials (140kg vanadium pentoxide+89.18kg aluminum), after the thermite reaction is completed, add the second batch of materials (40kg Vanadium pentoxide + 25.48kg aluminum), after the aluminothermic reaction is completed, add the third batch of material (20kg vanadium pentoxide + 12.74kg aluminum), after the reaction is completed, let it stand for 30min, separate the slag and gold, and obtain 133.52kg vanadium aluminum The alloy product contains 85.04wt% of V, 14.6wt% of Al, 0.09wt% of Fe and 0.13wt% of Si.
Embodiment 3
[0041] Take 300kg of vanadium pentoxide and 250.2kg of aluminum particles as raw materials, the weight ratio of vanadium pentoxide and aluminum particles is 1.15:1, use analytically pure barium peroxide as the ignition agent, and coat the inner wall with fused magnesium fire clay With drilled cover holes at a density of 17 pcs / m 2 ; the diameter of the hole is 1.8cm) in the graphite crucible to carry out the aluminothermic reduction reaction, the first batch of materials (180kg vanadium pentoxide+150.12kg aluminum), after the thermite reaction is completed, add the second batch of materials (90kg Vanadium pentoxide + 75.06kg aluminum), after the aluminothermic reaction is completed, add the third batch of material (30kg vanadium pentoxide + 25.02kg aluminum), after the reaction is completed, let it stand for 30min, slag and gold are separated, and 269.4kg vanadium aluminum is obtained The alloy product contains V 65.9wt%, Al 33.8wt%, Fe 0.1wt%, Si 0.13wt%.
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