Alloy improved material and preparation method thereof
A technology for alloys and aluminum alloys, which is applied in the field of improved alloy materials and their preparation, can solve the problems of inability to modify simultaneously, difficult to control the preparation process, and poor effect of modifying agents, so as to save the steps of removing slag and gas and improve the modification process Efficiency, the effect of saving the step of slag removal
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Embodiment 1
[0034] Embodiment 1: Alloy improved material is prepared as follows:
[0035] 1. Preparation of raw materials:
[0036] The purity of aluminum oxalate, manganese acetate, strontium nitrate, sodium hexafluoroaluminate, potassium fluoroaluminate, potassium chloride, sodium chloride, graphite, silicon oxide, boron oxide, sodium molybdate, neodymium nitrate, and pure aluminum is greater than 99.9% wt%, the particle size is 100 mesh;
[0037] The composition of kaolinite clay powder is: Al 2 o 3 32.69wt%, H 2 O is 9.3wt%, Fe 2 o 3 1.12wt%, MgO 0.18wt%, CaO 0.32wt%, Ti 2 O is 0.15wt%, K 2 O+Na 2 O is 0.44wt%, the balance is SiO 2 , the particle size of the kaolinite clay powder is 80 mesh;
[0038] The inert gas is carbon dioxide or nitrogen.
[0039] The composition of A356 aluminum alloy is Si 4.1%, Fe 0.02%, Ti 0.13%, Mg≤0.22%, Cu≤0.13%, Mn≤0.12%, Zn≤0.03%, Ca≤0.02%, and the balance is Al;
[0040] The sodium salt modifier is prepared by fully mixing sodium hexafluoro...
Embodiment 2
[0051] Embodiment 2: Alloy improved material is prepared as follows:
[0052] 1. Preparation of raw materials:
[0053] The purity of aluminum oxalate, manganese acetate, strontium nitrate, sodium hexafluoroaluminate, potassium fluoroaluminate, potassium chloride, sodium chloride, graphite, silicon oxide, boron oxide, sodium molybdate, neodymium nitrate, and pure aluminum is greater than 99.9% wt%, the particle size is 150 mesh;
[0054] The composition of kaolinite clay powder is: Al 2 o 3 35.75wt%, H 2 O is 13.8wt%, Fe 2 o 3 1.99wt%, MgO 0.46wt%, CaO 1.22wt%, Ti 2 O is 0.34wt%, K 2 O+Na 2 O is 1.49wt%, the balance is SiO 2 , the particle size of the kaolinite clay powder is 100 mesh;
[0055] The inert gas is argon;
[0056] A356 aluminum alloy composition by weight percentage is Si 7.2%, Fe 0.06%, Ti 0.19%, Mg≤0.22%, Cu≤0.13%, Mn≤0.12%, Zn≤0.03%, Ca≤0.02%, the balance is Al
[0057] The sodium salt modifier is prepared by fully mixing 38wt% of sodium hexafluoroalu...
Embodiment 3
[0068] Embodiment 3: Alloy improved material is prepared as follows:
[0069] 1. Preparation of raw materials:
[0070] The purity of aluminum oxalate, manganese acetate, strontium nitrate, sodium hexafluoroaluminate, potassium fluoroaluminate, potassium chloride, sodium chloride, graphite, silicon oxide, boron oxide, sodium molybdate, neodymium nitrate, and pure aluminum is greater than 99.9% wt%, the particle size is 125 mesh;
[0071] The composition of kaolinite clay powder is: Al 2 o 3 34.09wt%, H 2 O is 11.34wt%, Fe 2 o 3 1.59wt%, MgO 0.32wt%, CaO 0.80wt%, Ti 2 O is 0.25wt%, K 2 O+Na 2 O is 0.91wt%, the balance is SiO 2 , the particle size of the kaolinite clay powder is 90 mesh;
[0072] The inert gas is radon gas.
[0073] The composition of A356 aluminum alloy is Si 5.7%, Fe 0.04%, Ti 0.16%, Mg≤0.22%, Cu≤0.13%, Mn≤0.12%, Zn≤0.03%, Ca≤0.02%, and the balance is Al;
[0074] The sodium salt modifier is prepared by fully mixing 32wt% of sodium hexafluoroalumin...
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