Refining agent for aluminum alloy melting
A technology of refining agent and aluminum alloy, which is applied in the field of refining agent for aluminum alloy smelting, can solve problems such as environmental pollution, toxic and irritating odor, and unfavorable health of workers, so as to reduce metal burning loss, improve impurity removal effect, improve quality and The effect of processability
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Embodiment 1
[0019] Weigh NaCl by mass percentage: 35 parts, KNO 3 : 35 parts, CaF 2 : 3 parts, Na 2 SiF 6 : 6 parts, Na 3 A1F 6 : 7 parts, graphite: 5 parts, rare earth scandium and yttrium: 0.5 parts, the above several materials are mixed, stirred evenly, put into an electric furnace for overheating and melting to remove crystallization water, cool after coming out of the furnace, and finally sieve and filter to obtain the present invention. Refining agent for aluminum alloy melting.
Embodiment 2
[0021] Weigh NaCl by mass percentage: 38 parts, KNO 3 : 30 parts, CaF 2 : 4 parts, Na 2 SiF 6 : 7 parts, Na 3 A1F 6 : 8 parts, graphite: 6 parts, rare earth scandium and yttrium: 0.6 parts, the above several materials are mixed, stirred evenly, put into an electric furnace for overheating and melting to remove crystallization water, cool after coming out of the furnace, and finally sieve and filter to obtain the present invention. Refining agent for aluminum alloy melting.
Embodiment 3
[0023] Weigh NaCl by mass percentage: 40 parts, KNO 3 : 28 parts, CaF 2 : 5 parts, Na 2 SiF 6 : 8 parts, Na 3 A1F 6 : 9 parts, graphite: 7 parts, rare earth scandium and yttrium: 0.8 parts, BaSO 4 : 5 parts, the above several materials are mixed, stirred evenly, put into an electric furnace for superheating and melting to remove crystal water, cool after being out of the furnace, and finally sieve and filter to obtain the refining agent for aluminum alloy smelting of the present invention.
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