Semi-continuous casting device and method for 7xxx aluminium |
Title： |
| Semi-continuous casting device and method for 7xxx aluminium |
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Application Number： |
200610157657 |
Application Date： |
2006/12/15 |
Announcement Date： |
2007/07/11 |
Pub. Date： |
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Publication Number： |
1994623 |
Announcement Number： |
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Grant Date： |
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Granted Pub. Date： |
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ApplicationType： |
Invention |
State/Country： |
94[China|shenzhen] |
IPC： |
B22D 21/04, B22D 11/115, B22D 7/00 |
Applicant(s)： |
Graduate School at Shenzhen, Tsinghua University |
Inventor(s)： |
Li Qiulin, Liu Wei |
Key Words： |
7xxx aluminium, semi-continuous casting, device and method |
Abstract： |
The invention relates to a semi-continuous-casting device of 7xxx aluminum alloy and relative casting method, wherein said device comprises crystallizer 1, with cooling channel 2 which has water inlet 5 and water outlet 7; the channel 2 has sensitive coil 3; the lower part of crystallizer 1 has bottom mould 10.And the casting method comprises that: filling cooling water into water inlet 5; connecting middle-frequency alternative current into sensitive coil 3, to generate alternative magnetic field; pouring 7xxx aluminum alloy at 680-740Deg. C into crystallizer 1; drawing bottom mould 10 at 40-160mm/min. The invention can improve the quality of 7xxx aluminum alloy. |
Claim： |
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Priority： |
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PCT： |
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LegalStatus： |
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