Research status of solid-liquid segregation in semi-solid die casting
Solid liquid segregation is a typical semi-solid defect in thick wall products. It refers to the uneven distribution of solid […]
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Feeding mechanism of semi solid die casting slurry
In semi-solid casting, in order to reduce or even eliminate the shrinkage cavity and porosity defect, the surplus slurry is
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Microstructure analysis of shrinkage porosity of semi solid die casting thick wall products
1 metallographic structure analysis The optical microscope (OM) used in this experiment is axiovert 200, and the magnification is 25,
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Shrinkage mechanism of semi solid die casting slurry
The traditional liquid die casting metal from liquid solidification to solid state needs first liquid shrinkage in pure liquid state,
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Brief introduction of shrinkage cavity and porosity in semi solid die casting
In the defect analysis of semi-solid thick wall products, shrinkage cavity and porosity are the typical defects studied. In the
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Advantages of die casting semi solid forming technology
Due to the characteristics of semi-solid slurry, semi-solid forming has the following natural advantages over other casting methods (1) In
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Preparation of semi solid slurry for semi solid die casting
The preparation of semi-solid slurry is the most important part of semi-solid forming technology. With the continuous development in recent
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Defects of semi solid die casting
With the development of semi-solid theory and the promotion of semi-solid forming technology, more and more kinds of semi-solid die-casting
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Application of semi solid forming technology in thick wall casting
In 1971, Professor Flemings’ student DB When Spencer studied the hot cracking problem of alloy at high temperature, due to
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Shrinkage porosity and segregation of semi solid die casting thick wall products
Aluminum is the most abundant metal element in the earth’s crust. Although the large-scale preparation and industrial application of aluminum
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Introduction of vertical parting box less injection molding line for disa casting
Disa company in Denmark is famous for its vertical parting box less injection molding line and shot blasting machine. It
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Problems and research contents in casting process of automobile disc brake caliper
With the application of ductile iron in the global industrial field more and more widely, the quality requirements of ductile
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Domestic research and application status of casting technology for automobile disc brake caliper
Based on the previous calculation methods and results, some calculation factors have been modified by zhougengao Engineering Co., Ltd., and
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Overseas research and application status of casting technology for automobile disc brake caliper
Because of the special solidification property of ductile iron, it is easy to produce shrinkage cavity and shrinkage porosity. How
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Research significance of casting technology for a kind of automobile disc brake caliper
Automobile brake is the most important part of automobile chassis system, which bears the main responsibility of safe driving. In
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Study on lost foam casting technology and carburization defect of bridge bearing
By using ProCAST numerical simulation software to study the lost foam casting process of the representative steel and steel bearing
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Study on the effect of carburizing defect on the quality of steel castings
Firstly, the mechanism and manifestation of carburization defects in steel castings are described, and then the experimental methods and main
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Analysis of impact toughness of steel castings in lost foam casting Process
In order to study the impact resistance of steel castings at different temperatures, three temperature detection conditions, namely normal temperature,
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Heat treatment technology of lost foam casting
In the process of heating and cooling, there will be group increase transformation of steel, which is the fundamental reason
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Mechanical property index of lost foam casting
Mechanical properties refer to the mechanical characteristics of materials under different environments when they bear various external loads (tensile, compression,
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Experimental route of lost foam casting
The object of this research is steel steel steel bearings in bridge bearings. The production process is produced according to
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Main experimental equipment of lost foam casting
(a) Direct attack spectrometer The main instrument used for chemical composition detection is the direct attack spectrometer (q4-130) in Brooke,
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Types and characteristics of casting gating system for automobile disc brake caliper
The gating system is mainly divided into three types as shown in the figure: pressurized (closed) gating system, decompression (open)
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Manifestation of carburization defects in lost foam steel castings
The carburizing defects of steel castings can be divided into surface carburization, volume carburization and local carburization. Surface carburizing: during
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Effect of carburizing defect on quality of steel casting
Lost Foam Casting (LFC) has been recognized by the foundry industry for its unique technological advantages. Many developed countries have
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Numerical simulation and result analysis of horizontal pouring scheme in Lost Foam Casting
The 3D drawing of horizontal pouring scheme is imported into ProCAST software. Firstly, the virtual sandbox is set up, and
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Research status of carburizing defects in lost foam casting cast steel
After entering the 21st century, a large number of domestic researchers still solved the problem of carbon enhancement. According to
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Study on carburization of lost foam casting steel
Mechanism of carburization defects The mechanism of carburizing defect is the diffusion of carbon into soft moving molten steel and
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Research status of lost foam casting technology in China
China is also one of the earliest countries in the field of lost foam casting Technology Research (1965), which has
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Research status of lost foam casting technology abroad
The lost foam casting technology originated from the “cavity free mold and its casting method” invented by American H.F. Shroyer