Aluminum alloy refining agent and preparation method thereof
A refining agent and aluminum alloy technology, which is applied in the field of aluminum alloy processing, can solve the problems of poor degassing and slag removal effect and large destructive force of containers, and achieve good degassing and slag removal effect, low hydrogen content, and high slag removal rate Effect
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[0018] Example 1
[0019] An aluminum alloy refining agent, in parts by weight, including the following components: NaCl 35 parts, CaS 30 parts, CaSO 4 12 parts, MgF 2 5 parts, Na 3 A1F 6 3 parts, Na 2 SiF 6 8 copies, C 2 Cl 6 0.5 parts, 17 parts of graphite, 30 parts of plant ash, DyF 3 2 copies, CeF 3 6 servings.
[0020] The preparation method of the aluminum alloy refining agent includes the following steps:
[0021] S1: Soak the graphite in 32% hydrochloric acid for 2 hours, then filter, then dry it at a high temperature of 300°C for 30 minutes, cool it, and smash it through a 20-mesh sieve;
[0022] S2: Soak the plant ash in 32% hydrochloric acid for 4 hours, then wash, filter, dry at a high temperature of 300°C for 45 minutes, and pass through a 10 mesh sieve after cooling;
[0023] S3: NaCl, CaS, CaSO 4 , MgF 2 , Na 3 A1F 6 , Na 2 SiF 6 , C 2 Cl 6 , DyF 3 , CeF 3 The powder is passed through a 10-mesh sieve, and then mixed uniformly with the powder in step S1, and dried un...
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[0024] Example 2
[0025] An aluminum alloy refining agent, in parts by weight, including the following components: NaCl 50 parts, CaS 15 parts, CaSO 4 14 parts, MgF 2 6 parts, Na 3 A1F 6 10 parts, Na 2 SiF 6 4 copies, C 2 Cl 6 0.6 parts, graphite 25 parts, plant ash 20 parts, DyF 3 3 copies, CeF 3 8 servings.
[0026] The preparation method of the aluminum alloy refining agent includes the following steps:
[0027] S1: Soak the graphite in 33% hydrochloric acid for 2 hours, then filter, and then dry it at a high temperature of 400°C for 25 minutes, cool it, and smash it through a 20-mesh sieve;
[0028] S2: Soak the plant ash in 33% hydrochloric acid for 4 hours, then wash and filter, and then dry it at a high temperature of 400°C for 50 minutes, and then pass through a 10-mesh sieve after cooling;
[0029] S3: NaCl, CaS, CaSO 4 , MgF 2 , Na 3 A1F 6 , Na 2 SiF 6 , C 2 Cl 6 , DyF 3 , CeF 3 The powder is passed through a 10-mesh sieve, and then mixed uniformly with the powder in st...
Example Embodiment
[0030] Example 3
[0031] An aluminum alloy refining agent, in parts by weight, including the following components: 30 parts of NaCl, 27 parts of CaS, and CaSO 4 6 parts, MgF 2 10 parts, Na 3 A1F 6 11 parts, Na 2 SiF 6 5 copies, C 2 Cl 6 1.0 part, 15 parts of graphite, 22 parts of plant ash, DyF 3 6 copies, CeF 3 2 servings.
[0032] The preparation method of the aluminum alloy refining agent includes the following steps:
[0033] S1: Soak the graphite in 30% hydrochloric acid for 2 hours, then filter, then dry it at a high temperature of 500°C for 28 minutes, cool it, and smash it through a 20-mesh sieve;
[0034] S2: Soak the plant ash in 30% hydrochloric acid for 4 hours, then wash and filter, then dry it at a high temperature of 500°C for 40 minutes, and pass through a 10 mesh sieve after cooling;
[0035] S3: NaCl, CaS, CaSO 4 , MgF 2 , Na 3 A1F 6 , Na 2 SiF 6 , C 2 Cl 6 , DyF 3 , CeF 3 The powder is passed through a 10-mesh sieve, and then mixed uniformly with the powder in ...
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