A cu‑zr‑ag alloy crystallizer copper plate and preparation process thereof
A crystallizer copper plate and alloy technology, applied in the field of continuous casting equipment components, can solve the problems of poor thermal conductivity, high casting speed mold, low recrystallization temperature, high temperature creep of copper plate, etc., so as to reduce the frequency of abnormal offline and improve The effect of performance and material high temperature creep resistance enhancement
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Embodiment 1
[0042] A kind of preparation technology of Cu-Zr-Ag alloy crystallizer copper plate, it comprises the steps:
[0043] a. Obtain the cast slab of Cu-Zr-Ag alloy through vacuum smelting and vacuum casting, its alloy formula and the process parameters of vacuum smelting and vacuum casting are as follows:
[0044] Metal zirconium mass percent: 0.13%, metallic silver mass percent: 0.11%, deoxidizer metallic magnesium mass percent: 0.04%, metallic copper mass percent: 99.72%,
[0045] Refining vacuum degree: ≤30Pa, refractory funnel aperture: 36mm, refining temperature: 1350°C, vacuum degree after filling with argon: -0.08MPa, pouring temperature: 1280°C;
[0046] b. After determining the forging deformation direction, the Cu-Zr-Ag alloy billet is hot forged, and the process is as follows:
[0047] Hot forging heating time: 3h, initial forging temperature: 800°C, forging deformation: 28mm, final forging temperature: 630°C;
[0048] c. The Cu-Zr-Ag alloy plate after hot forging i...
Embodiment 2
[0056] A kind of preparation technology of Cu-Zr-Ag alloy crystallizer copper plate, it comprises the steps:
[0057] a. Obtain the cast slab of Cu-Zr-Ag alloy through vacuum smelting and vacuum casting, its alloy formula and the process parameters of vacuum smelting and vacuum casting are as follows:
[0058] Metal zirconium mass percent: 0.08%, metallic silver mass percent: 0.11%, deoxidizer metallic magnesium mass percent: 0.04%, metallic copper mass percent: 99.77%,
[0059] Refining vacuum degree: ≤30Pa, refractory funnel aperture: 36mm, refining temperature: 1350°C, vacuum degree after filling with argon: -0.08MPa, pouring temperature: 1280°C;
[0060] b. After determining the forging deformation direction, the Cu-Zr-Ag alloy billet is hot forged, and the process is as follows:
[0061] Hot forging heating time: 3h, initial forging temperature: 800°C, forging deformation: 28mm, final forging temperature: 630°C;
[0062] c. The Cu-Zr-Ag alloy plate after hot forging i...
Embodiment 3
[0070] A kind of preparation technology of Cu-Zr-Ag alloy crystallizer copper plate, it comprises the steps:
[0071] a. Obtain the cast slab of Cu-Zr-Ag alloy through vacuum smelting and vacuum casting, its alloy formula and the process parameters of vacuum smelting and vacuum casting are as follows:
[0072] Metal zirconium mass percent: 0.13%, metallic silver mass percent: 0.06%, deoxidizer metallic magnesium mass percent: 0.04%, metallic copper mass percent: 99.77%,
[0073] Refining vacuum degree: ≤30Pa, refractory funnel aperture: 36mm, refining temperature: 1350°C, vacuum degree after filling with argon: -0.08MPa, pouring temperature: 1280°C;
[0074] b. After determining the forging deformation direction, the Cu-Zr-Ag alloy billet is hot forged, and the process is as follows:
[0075] Hot forging heating time: 3h, initial forging temperature: 800°C, forging deformation: 28mm, final forging temperature: 630°C;
[0076] c. The Cu-Zr-Ag alloy plate after hot forging i...
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