Casting method of ZL101 thin-wall aluminium alloy part
An aluminum alloy and thin-walled technology, which is applied in the field of aluminum alloy casting, can solve the problems of poor air permeability of sand molds, rough surface of aluminum sand parts, and increased cost of castings, so as to save raw material costs, improve surface quality, and reduce gas content. Effect
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Embodiment 1
[0031] A casting method of a ZL101 thin-walled aluminum alloy, the method comprising the steps of:
[0032] 1) Preparation of molding sand raw materials: The casting molding sand used has the following raw materials in parts by weight: 60 parts of new quartz raw sand, 28 parts of old quartz raw sand, 3 parts of electrolytic aluminum slag powder, 6 parts of zircon sand, hollow 1 part of microbeads, 18 parts of binder slurry, and 22 parts of water; among them, the particle size of the new quartz raw sand is 100-200 mesh, the particle size of the old quartz raw sand is 150-250 mesh, and the electrolytic aluminum slag powder and The particle size of the zircon sand is -300 mesh, the particle size of the hollow microsphere is about 10-60 μm, and the binder is composed of the following components in weight percentage: 36% starch, 8% furan resin, 14% calcium-based bentonite,- 100 mesh bagasse cellulose powder 5%, zinc stearate 1%, sodium tripolyphosphate 3%, and the balance is water;...
Embodiment 2
[0040] A casting method of a ZL101 thin-walled aluminum alloy, the method comprising the steps of:
[0041] 1) Preparation of molding sand raw materials: The casting molding sand used has the following raw materials in parts by weight: 64 parts of new quartz raw sand, 24 parts of old quartz raw sand, 5 parts of electrolytic aluminum slag powder, 4 parts of zircon sand, hollow 6 parts of microbeads, 16 parts of binder slurry, and 26 parts of water; among them, the particle size of the new quartz raw sand is 100-200 mesh, the particle size of the old quartz raw sand is 150-250 mesh, and the electrolytic aluminum slag powder and The particle size of the zircon sand is -300 mesh, the particle size of the hollow microsphere is about 10-60 μm, and the binder is composed of the following components in weight percentage: 40% starch, 6% furan resin, 16% calcium-based bentonite, - 100 mesh bagasse cellulose powder 3%, zinc stearate 2%, sodium tripolyphosphate 2%, and the balance is wate...
Embodiment 3
[0049] A casting method of a ZL101 thin-walled aluminum alloy, the method comprising the steps of:
[0050] 1) Preparation of molding sand raw materials: The casting molding sand used has the following raw materials in parts by weight: 62 parts of new quartz raw sand, 26 parts of old quartz raw sand, 4 parts of electrolytic aluminum slag powder, 5 parts of zircon sand, hollow 3 parts of microbeads, 17 parts of binder slurry, and 24 parts of water; among them, the particle size of the new quartz raw sand is 100-200 mesh, the particle size of the old quartz raw sand is 150-250 mesh, and the electrolytic aluminum slag powder and The particle size of the zircon sand is -300 mesh, the particle size of the hollow microsphere is about 10-60 μ m, and the binder is composed of the following components in weight percentage: 38% starch, 4% furan resin, 15% calcium-based bentonite, - 100 mesh bagasse cellulose powder 4%, zinc stearate 1.5%, sodium tripolyphosphate 2.3%, and the balance is...
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