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1. (WO2018099272) SEMISOLID DIE-CASTING ALUMINUM ALLOY AND METHOD FOR PREPARING SEMISOLID DIE-CASTING ALUMINUM ALLOY CASTINGS

Pub. No.:    WO/2018/099272    International Application No.:    PCT/CN2017/111382
Publication Date: Fri Jun 08 01:59:59 CEST 2018 International Filing Date: Fri Nov 17 00:59:59 CET 2017
IPC: C22C 21/02
B22D 17/00
Applicants: BYD COMPANY LIMITED
比亚迪股份有限公司
Inventors: JIAN, Yongxi
菅永喜
ZHANG, Chunmeng
张春萌
GUO, Qiang
郭强
Title: SEMISOLID DIE-CASTING ALUMINUM ALLOY AND METHOD FOR PREPARING SEMISOLID DIE-CASTING ALUMINUM ALLOY CASTINGS
Abstract:
Provided are a semisolid die-casting aluminum alloy and a method for preparing semisolid die-casting aluminum alloy castings, wherein, the semisolid die-casting aluminum alloy contains alloy elements, unavoidable impurities, and the balance of aluminum elements; on the basis of the total weight of the semisolid die-casting aluminum alloy, the alloying elements include: 7.5 wt% to 9.5 wt% of Si, 3.5 wt% to 4.8 wt% of Cu, 0.5 wt% to 0.75 wt% of Mn, 0.01 wt% to 0.5 wt% of Ti and 0.01 wt% to 0.35 wt% of rare earth elements.