Degradable biomedical forging-state magnesium alloy and preparation method thereof
A biomedical and magnesium alloy technology, which is applied in the field of degradable biomedical materials, can solve the problems of improving strength and performance, and achieve the effects of reducing the thickness of the diffusion layer, improving flow and diffusion, and reducing component segregation.
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[0032] Example 1
[0033] A degradable biomedical forged magnesium alloy, the mass percentage composition of which is 4.1% Zn, 0.23% Zr, 0.93% Y, Zn / Y mass ratio of 4.39, and the balance Mg.
[0034] The method for preparing the degradable biomedical forged magnesium alloy includes the following steps:
[0035] (1) Material preparation step: Put the Zn particles and the master alloy into the crucible according to the ratio, the master alloy is ZK60 and Mg-30%Y;
[0036] (2) Melting step: Pour argon gas into the melting furnace to exhaust air, heat the melting furnace, and preheat the crucible to 660°C to melt the magnesium alloy ingredients;
[0037] (3) Refining step: adding a refining agent to the molten magnesium ingot for refining;
[0038] (4) Stirring step: Stir the refined magnesium ingot to completely melt the magnesium alloy ingredients;
[0039] (5) Production steps: pouring, cooling, forging slabs, and rolling to obtain biomedical magnesium alloys.
[0040] The refining agent is...
Example Embodiment
[0043] Example 2
[0044] A degradable biomedical forged magnesium alloy, the mass percentage composition of which is: 4.45% Zn, 0.38% Zr, 0.75% Y, Zn / Y mass ratio 5.93, and the balance Mg.
[0045] The method for preparing the degradable biomedical forged magnesium alloy includes the following steps:
[0046] (1) Material preparation step: Put the Zn particles and the master alloy into the crucible according to the ratio, the master alloy is ZK60 and Mg-30%Y;
[0047] (2) Melting step: Pour argon gas into the melting furnace to exhaust air, heat the melting furnace, and preheat the crucible to 700°C to melt the magnesium alloy ingredients;
[0048] (3) Refining step: adding a refining agent to the molten magnesium ingot for refining;
[0049] (4) Stirring step: Stir the refined magnesium ingot to completely melt the magnesium alloy ingredients;
[0050] (5) Production steps: pouring, cooling, forging slabs, and rolling to obtain biomedical magnesium alloys.
[0051] The refining agent is ...
Example Embodiment
[0054] Example 3
[0055] A degradable biomedical forged magnesium alloy, the mass percentage composition of which is: 5.6% Zn, 0.1% Zr, 1.26% Y, the Zn / Y mass ratio is 4.44, and the balance is Mg.
[0056] The method for preparing the degradable biomedical forged magnesium alloy includes the following steps:
[0057] (1) Material preparation step: Put the Zn particles and the master alloy into the crucible according to the ratio, the master alloy is ZK60 and Mg-30%Y;
[0058] (2) Melting step: Pour argon gas into the melting furnace to exhaust air, heat the melting furnace, and preheat the crucible to 720°C to melt the magnesium alloy ingredients;
[0059] (3) Refining step: adding a refining agent to the molten magnesium ingot for refining;
[0060] (4) Stirring step: Stir the refined magnesium ingot to completely melt the magnesium alloy ingredients;
[0061] (5) Production steps: pouring, cooling, forging slabs, and rolling to obtain biomedical magnesium alloys.
[0062] The refining a...
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