Optimization of the extrusion die and microstructure analysis for a hollow aluminum alloy profile

2017 ◽  
Vol 93 (9-12) ◽  
pp. 3461-3471 ◽  
Author(s):  
Hongxuan Ji ◽  
Huixing Nie ◽  
Wenlin Chen ◽  
Xiangming Ruan ◽  
Penglin Pan ◽  
...  
2011 ◽  
Vol 284-286 ◽  
pp. 1516-1519
Author(s):  
Yi Meng ◽  
Zhi Hao Zhao ◽  
Jian Zhong Cui

The over-burnt temperature of a new Al-Mg-Si-Cu Aluminum alloy was studied by means of DSC and microstructure analysis, as a result of the homogenization temperature being obtained. A favorable homogenization time was got by the way of the dependence of area fractions of remnant phases on homogenization time being calculated. According to experimentation results, the over-burnt temperature of the new Al-Mg-Si-Cu Aluminum alloy was 570°C, and the way to homogenize the new alloy at 560°C for 24h was excellemt.


2008 ◽  
Vol 17 (5) ◽  
pp. 755-766 ◽  
Author(s):  
N. Drusina ◽  
R. Mahapatra ◽  
A. Abdul-Latif ◽  
R. Baleh ◽  
C. Wilhelm ◽  
...  

2015 ◽  
Vol 727-728 ◽  
pp. 115-118
Author(s):  
Wei Han Wang ◽  
Wei Fang Zhang ◽  
Wei Zhang ◽  
Jin Song Yang

Microstructure analysis and tensile fracture analysis were conducted on the domestic and imported 7050-T7451 aluminum alloy to investigate the material differences between them. Tensile test shows that the yield strength and tensile strength of domestic 7050-T7451 aluminum alloy are both higher than imported 7050-T7451 aluminum alloy, however, the material elongation and the reduction of area are both lower than imported material. Microstructure analysis shows that compared with domestic 7050-T7451 aluminum alloy, in the imported 7050-T7451 aluminum alloy, the degree of recrystallization and anisotropy is less, and the grain size is smaller. In addition, the transition from material surface to center organization of imported 7050-T7451 aluminum alloy is more smooth and uniform than domestic material. From tensile fracture analysis, it concluded that the domestic 7050-T7451 aluminum alloy has large grain size, low structural homogeneity, and little toughness characteristic of fracture, and those characteristics cause low elongation and low reduction of area of domestic 7050-T7451 aluminum alloy.


2013 ◽  
Vol 3 ◽  
pp. 1-6 ◽  
Author(s):  
O.P. Gbenebor ◽  
O.S.I. Fayomi ◽  
A.P.I. Popoola ◽  
A.O. Inegbenebor ◽  
F. Oyawale

2013 ◽  
Vol 467 ◽  
pp. 392-397 ◽  
Author(s):  
Shun Yu Shao ◽  
Wen Yen Wang ◽  
Yi An Chen

Slide rails are usually fabricated by roll forming and are used in kitchenware and cabinets mostly. However the product weight of slide rails is increased because larger dimensions are required to bear larger load when they are used in dies and warehouses. International suppliers start to develop Aluminum slide rails to decrease the product weight in recent years. The manufacturing and functional feasibility of Aluminum slide rail were discussed in this study. The Aluminum slide rail was designed according to ready-made slide rail, and the aluminum alloy was selected with required mechanical properties. The suitable extrusion die was designed and direct extrusion parameters of extrusion ratio, extrusion temperature, extrusion speed and extrusion load are also considered. The extrusion process of aluminum alloy was simulated by CAE software to check the mold and process design. The extrusion part of aluminum slide rail was carried out by extruder to verify the simulation results.


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