Method for preparing aluminium based composite material enhanced by AlCuFe through extrusion casting method
An aluminum-based composite material and particle-reinforced aluminum technology, which is applied in the preparation of quasi-crystalline particle-reinforced aluminum-based composite materials and in the field of AlCuFe quasi-crystalline particle-reinforced aluminum-based composite materials prepared by squeeze casting, can solve the problem of complex process and high cost. problem, to achieve the effect of simple process, low cost and good dimensional stability
- Summary
- Abstract
- Description
- Claims
- Application Information
AI Technical Summary
Problems solved by technology
Method used
Examples
Embodiment 1
[0015] The substrate is made of 6061 aluminum alloy (1.0Mg, 0.6Si, 0.3Cu, 0.2Cr), which is pressed by Al in the intermediate frequency furnace. 63 Cu 25 Fe 12 After the ingredients are smelted in the intermediate frequency furnace, the high-pressure inert gas N 2 The metal melt is fully atomized and sprayed with water for forced cooling. The atomization process parameters are as follows: the atomization pressure is 1.1MPa, the liquid flow rate is 6kg / min, the melt temperature is 1200°C during atomization, and 20- 100μm quasicrystalline particles, after 12 hours of vacuum heat treatment at 850℃, the vacuum degree is 1.33×10 -2 Pa, a single quasicrystalline phase is obtained. The preparation of the prefabricated parts adopts the cold pressing method, the volume percentage of quasicrystalline particles is 15%, and the cold pressing pressure is 300 MPa. The prefabricated parts are heated and kept together with the mold. The heating temperature is 500 ° C, and the holding time i...
Embodiment 2
[0018] The substrate is made of 6061 aluminum alloy (1.0Mg, 0.6Si, 0.3Cu, 0.2Cr), which is pressed by Al in the intermediate frequency furnace. 63 Cu 25 Fe 12 After the ingredients are smelted in the intermediate frequency furnace, the high-pressure inert gas N 2 The metal melt is fully atomized and sprayed with water for forced cooling. The atomization process parameters are as follows: the atomization pressure is 1.1MPa, the liquid flow rate is 6kg / min, the melt temperature is 1200°C during atomization, and 20- 100μm quasicrystalline particles, after 12 hours of vacuum heat treatment at 850℃, the vacuum degree is 1.33×10 -2 Pa, a single quasicrystalline phase is obtained. The preparation of the preform adopts the cold pressing method, the volume fraction of quasicrystalline particles is 20%, the cold pressing pressure is 300MPa, the preform and the mold are heated to 525°C, and the holding time is 90min; the aluminum alloy heating temperature is 785°C, and the holding tim...
Embodiment 3
[0021] The substrate is made of 6061 aluminum alloy (1.0Mg, 0.6Si, 0.3Cu, 0.2Cr), which is pressed by Al in the intermediate frequency furnace. 63 Cu 25 Fe 12 After the ingredients are smelted in the intermediate frequency furnace, the high-pressure inert gas N 2 The metal melt is fully atomized and sprayed with water for forced cooling. The atomization process parameters are as follows: the atomization pressure is 1.1MPa, the liquid flow rate is 6kg / min, the melt temperature is 1200°C during atomization, and 20- 100μm quasicrystalline particles, after 12 hours of vacuum heat treatment at 850℃, the vacuum degree is 1.33×10 -2 Pa, a single quasicrystalline phase is obtained. The preparation of the preform adopts the cold pressing method, the volume fraction of quasicrystalline particles is 25%, the cold pressing pressure is 300MPa, the preform and the mold are heated to 550°C, and the holding time is 120min; the aluminum alloy heating temperature is 800°C, and the holding ti...
PUM
| Property | Measurement | Unit |
|---|---|---|
| elastic modulus | aaaaa | aaaaa |
| tensile strength | aaaaa | aaaaa |
| elastic modulus | aaaaa | aaaaa |
Abstract
Description
Claims
Application Information
Login to View More