Method of determining cut off frequency in Squeeze Casting
In order to find a way to determine the truncation frequency, a function is constructed. As shown in the formula, […]
In order to find a way to determine the truncation frequency, a function is constructed. As shown in the formula, […]
The heat transfer coefficient of squeeze casting die interface is calculated by inverse algorithm. In order to obtain accurate calculation
In the process of industrial production, physical quantities such as temperature, pressure and vibration are usually converted into electrical signals
In order to accurately measure the interface pressure of squeeze casting die, Kistler 6175a2 pressure sensor is used for measurement,
In order to better analyze the microstructure of the forming alloy, the slurry structure of the alloy was analyzed firstly.
Direct squeeze casting is used in squeeze casting experiment. The die used in squeeze casting experiment is shown in Fig.
Rheo squeeze casting technology is a kind of squeeze casting technology, in which the semi-solid slurry is poured into the
The experimental setup in the study is consistent with the experimental setup described above, and the thermophysical parameters of relevant
In the field of automobile, rail transit and aerospace equipment manufacturing, lightweight materials and manufacturing technology occupy a very important
It can be seen from the characteristics of squeeze casting that the temperature distribution and stress distribution inside the casting
In the field of automobile, rail transit and aerospace equipment manufacturing, lightweight materials and manufacturing technology occupy a very important
Fig. 1 and Fig. 2 are SEM photos of microstructure of as cast samples of A1 and A2 alloys by
Fig. 1 and Fig. 2 show the SEM photos of as cast samples of A1 and A2 alloys without ultrasonic
The nominal composition of the experimental alloy is shown in Table 1. The raw materials are: al-24.45% Si master alloy,
(1) The results show that the Fe rich phase in al-17si-1fe alloy contains only long needle like β phase when
Hypereutectic Al Si alloys have been widely used in the manufacture of automotive engine piston, cylinder block and other parts
Based on the fact that squeeze casting can form complex thick wall castings with dense internal structure and solution heat
Semi solid processing is a new technology with rapid development at present. Due to the high quality characteristics of squeeze
In general, as long as the process and tooling are set reasonably, the extrusion casting can be solution treated, but
In recent years, the development of squeeze casting technology is still inseparable from the theme of improving product quality and
In the 21st century, China’s squeeze casting technology will develop steadily and rapidly. Mainly reflected in the squeeze casting theory
1. Understanding of Squeeze Casting Technology As a process technology, squeeze casting has been widely used in production, but many
Squeeze casting technology has been used in the production of pneumatic instruments for many years. It is mainly used for
1.Application in automobile and motorcycle casting As one of the main directions of piston blank production, squeeze casting has produced
Squeeze casting technology came out before 1930s, and it was popularized in the Soviet Union from 1940s to 1950s. In
Because the equipment is the core platform for the implementation of the technology, and the composite squeeze casting method is
1. Definition of composite squeeze casting Direct squeeze casting technology pressure directly acts on the surface of liquid metal, the
The main function of the squeeze casting die in the forming process is to complete the liquid metal forming, to
In the early application of squeeze casting technology, the transportation of molten metal is basically manual transportation and mold filling.
A large number of researches and applications have been carried out on the squeeze casting forming technology in foreign countries.