Covering comprehensive material as well as preparation method and application thereof
A technology of comprehensive materials and composite powders, applied in the field of aluminum alloy modifiers, can solve the problems of difficult control of the preparation process, inability to simultaneously metamorphose treatment, poor effect of modifiers, etc., so as to save the steps of removing slag and degassing, and improve the efficiency of modification treatment. , the effect of improving the melting efficiency
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Embodiment 1
[0033] Embodiment 1: prepare and apply covering composite material as follows:
[0034] 1. Preparation of raw materials:
[0035] Aluminum chloride, manganese acetate, sodium nitrate, zinc fluoride, potassium chloride, sodium chloride, sodium fluoride, sodium fluoroaluminate, zinc carbide, titanium carbide, silicon oxide have no crystal water, and the purity is greater than 99.9wt %, the particle size is 120 mesh;
[0036] The composition of potassium feldspar clay powder is: K 2 O is 8.93wt%, Al 2 o 3 is 15.16wt%, loss on ignition is 9.34wt%, Fe 2 o 3 0.21wt%, MgO 1.21wt%, CaO 0.23wt%, BaO 0.32wt%, Na 2 O is 0.12wt%, P 2 o 5 0.18wt%, TiO 2 0.33wt%, MnO 0.22wt%, S 0.17wt%, the balance is SiO 2 , the particle size of the potassium feldspar clay powder is 100 mesh.
[0037] The composition of A356 aluminum alloy is Si 5.9%, Fe 0.08%, Mg 0.42%, Ti 0.01%, Mn 0.11%, Cu 0.15%, Zn 0.04%, and the balance is Al.
[0038] Petroleum pitch is a solid powder with a particle siz...
Embodiment 2
[0048] Embodiment 2: prepare and apply covering composite material as follows:
[0049] 1. Preparation of raw materials:
[0050] Aluminum chloride, manganese acetate, sodium nitrate, zinc fluoride, potassium chloride, sodium chloride, sodium fluoride, sodium fluoroaluminate, zinc carbide, titanium carbide, silicon oxide have no crystal water, and the purity is greater than 99.9wt %, the particle size is 240 mesh;
[0051] The composition of potassium feldspar clay powder is: K 2 O is 11.13wt%, Al 2 o 3 is 20.21wt%, loss on ignition is 11.81wt%, Fe 2 o 3 0.66wt%, MgO 1.83wt%, CaO 0.69wt%, BaO 1.18wt%, Na 2 O is 0.26wt%, P 2 o 5 0.21wt%, TiO 2 0.55wt%, MnO 0.35wt%, S 0.43wt%, balance SiO 2 , the particle size of the potassium feldspar clay powder is 140 mesh.
[0052] The composition of the A356 aluminum alloy is Si 6.4%, Fe 0.10%, Mg 0.68%, Ti 0.09%, Mn 0.23%, Cu 0.25%, Zn 0.07%, and the balance is Al.
[0053] Petroleum pitch is a solid powder with a particle size...
Embodiment 3
[0063] Embodiment 3: prepare and apply covering composite material as follows:
[0064] 1. Preparation of raw materials:
[0065] Aluminum chloride, manganese acetate, sodium nitrate, zinc fluoride, potassium chloride, sodium chloride, sodium fluoride, sodium fluoroaluminate, zinc carbide, titanium carbide, silicon oxide have no crystal water, and the purity is greater than 99.9wt %, the particle size is 180 mesh;
[0066] The composition of potassium feldspar clay powder is: K 2 O is 10.11wt%, Al 2 o 3 is 17.66wt%, loss on ignition is 10.24wt%, Fe 2 o 3 0.43wt%, MgO 1.55wt%, CaO 0.45wt%, BaO 0.77wt%, Na 2 O is 0.20wt%, P 2 o 5 0.19wt%, TiO 2 0.42wt%, MnO 0.28wt%, S 0.28wt%, balance SiO 2 , the particle size of the potassium feldspar clay powder is 120 mesh.
[0067] The composition of A356 aluminum alloy is Si 6.15%, Fe 0.09%, Mg 0.55%, Ti 0.05%, Mn 0.17%, Cu 0.20%, Zn 0.05%, and the balance is Al.
[0068] Petroleum pitch is a solid powder with a particle size of...
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