Method for manufacturing aluminum profiles used for coal cars
A manufacturing method and technology for aluminum profiles, applied in the field of aluminum alloy manufacturing, can solve the problems of reduced vehicle body performance, difficult assembly, and many rivet seams, and achieve the effects of improving production efficiency, shortening production cycle, and reducing production costs.
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Embodiment 1
[0021] Embodiment 1, the manufacturing method of the aluminum profile for the coal truck of the present embodiment comprises the following steps:
[0022] a. Casting rod ingredients: 6061 alloy is used, and the mass percentage ratio of each element in the ingredients meets the following requirements:
[0023] the element
Si
Mg
Fe
Cu
mn
Cr
Ti
Zn
other
Al
content
0.50
1.00
0.50
0.20
0.15
0.20
0.10
0.15
0.10
the remaining
[0024] b. Casting rod smelting: Put the above ingredients into the melting furnace in turn for smelting. The furnace is controlled at 72°C and covered with a flux for refining; after 60 minutes of feeding, when aluminum water appears in the furnace, start stirring, and then refining, After slag removal to obtain qualified components, the molten aluminum is injected from the melting furnace into the holding furnace, and the furnace temp...
Embodiment 2
[0033] Embodiment 2, the manufacturing method of the aluminum profile for the coal truck of the present embodiment comprises the following steps:
[0034] a. Casting rod ingredients: 6061 alloy is used, and the mass percentage ratio of each element in the ingredients meets the following requirements:
[0035] the element
Si
Mg
Fe
Cu
mn
Cr
Ti
Zn
other
Al
content
0.60
0.90
0.40
0.30
0.10
0.10
0.10
0.10
0.10
the remaining
[0036] b. Casting rod smelting: Put the above ingredients into the melting furnace for smelting in turn. The furnace is controlled at 750°C and covered with a flux for refining; after feeding for 30 minutes, when aluminum water appears in the furnace, start stirring, and then refining, After slag removal to obtain qualified components, the molten aluminum is injected from the melting furnace into the holding furnace, and the furnace te...
Embodiment 3
[0045] Embodiment 3, the manufacturing method of the aluminum profile for the coal truck of the present embodiment comprises the following steps:
[0046] a. Casting rod ingredients: 6061 alloy is used, and the mass percentage ratio of each element in the ingredients meets the following requirements:
[0047] the element
Si
Mg
Fe
Cu
mn
Cr
Ti
Zn
other
Al
content
0.55
0.95
0.50
0.25
0.15
0.15
0.10
0.15
0.10
the remaining
[0048] b. Casting rod smelting: Put the above ingredients into the melting furnace for smelting in turn. The furnace is controlled at 740°C and covered with a flux for refining; after feeding for 50 minutes, when aluminum water appears in the furnace, start stirring, and then refining, After slag removal to obtain qualified components, the aluminum liquid is injected from the melting furnace into the holding furnace, and the furnace te...
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