Preparation method of novel refined and modified hypoeutectic aluminium alloy used for automobiles
A technology of hypoeutectic and aluminum alloys, which is applied in the field of preparation of new refined and metamorphic hypoeutectic aluminum alloys for vehicles, can solve problems such as bonding, achieve excellent elongation and yield strength, improve service life and safety factor Effect
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[0036] The present invention will be further described in detail below through the specific examples, the following examples are only descriptive, not restrictive, and cannot limit the protection scope of the present invention with this.
[0037] A method for preparing a novel refined and modified hypoeutectic aluminum alloy for vehicles, including the preparation of a refined and modified parent aluminum alloy solution and the preparation of a new refined and modified hypoeutectic aluminum alloy material, which are described separately below:
[0038] 1. Preparation of Al+Sb+Ti refined modified parent aluminum alloy liquid:
[0039] Prepare master aluminum alloy liquid according to Ti: 4-5%, Sb: 4-5%, Al: 90-92%
[0040] ⑴Weigh 120Kg of titanium agent (75% Ti content) and 90Kg of metal antimony according to the mass percentage of elements in the parent aluminum alloy liquid: Ti: 4-5%, Sb: 4-5%, Al: 90-92%, respectively, and remelt Aluminum ingot 1790Kg;
[0041] (2) Weigh S...
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