Historical development process of lost foam casting
In 1956, the American H.F.Shroyer invented the method of real casting, and won the US patent in 1958. It was […]
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Determination of thermophysical parameters of sodium silicate sand casting
In the numerical simulation of solidification process of sand castings, the thermophysical parameters of the mold are one of the
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Heat treatment process of automobile piston pin parts
1. Processing route The machining routes corresponding to different forms of raw materials are different. At present, the forms of
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Development status of casting and smelting equipment in China
Poor basic conditions such as casting technology and equipment; The proportion of manual operation in the production process is high,
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Analysis of solidification results of frame sand casting process
The figure shows the solidification fraction of the sand casting frame at different times. It can be seen that the
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Control of common defects in lost foam casting of aluminum alloy
Aiming at the common defects in the process of aluminum alloy lost foam casting, the following measures have been widely
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Optimization and improvement of carbon equivalent in lost foam casting of gray cast iron thin wall gearbox shell
The defects can not be reduced to a qualified level by adjusting the pouring temperature. Therefore, lost foam casting thin-walled
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Development status of casting alloy materials and melting in China
The casting materials and casting methods are relatively complete, which meet the needs of various departments of the national economy;
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Numerical simulation and analysis process of ball mill liner in lost foam casting
1. Grid division and process parameter setting The three-dimensional modeling software (ugnx6. O) is used to accurately model the liner
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Optimization and improvement of pouring temperature in lost foam casting of gray cast iron thin wall gearbox shell
Referring to machine tool castings in the early stage, considering the factor of thin wall, the pouring temperature was increased
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Formation process and analysis method of thermal stress in sand casting
During the solidification and cooling process of sand castings, the shrinkage capacity of each part is different due to the
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Development status of molding materials and casting technology in China
On the whole, the academic research in the field of foundry in China is not backward. Many research results are
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Foundation of finite element analysis of numerical simulation of sand casting
Numerical algorithm is the mathematical basis of numerical simulation of sand casting process. There are three common numerical calculation methods:
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Application status of casting numerical simulation
In recent years, with the rapid development of computer science and technology, many different types of casting solidification simulation software
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Lost foam casting ball mill liner based on ProCAST
The size of ball mill liner in lost foam casting should consider the factors such as convenient handling, loading and
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Optimization of gating system in lost foam casting of gray cast iron thin wall gearbox shell
The lost foam casting thin-walled gray cast iron gearbox shell casting with the improved gating system is adopted. The qualification
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Lost foam casting of gray cast iron thin wall gearbox shell
Lost foam casting has the advantages of high dimensional accuracy, smooth surface and less pollution. Compared with the traditional molding
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Development status of multi-level foundry technology in China
Casting is a very ancient metal forming method. Thousands of years ago, ancient craftsmen used simple tools, adopted original technology
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Lost foam casting process of flywheel
Flywheel is a part of engine components. Its product surface is fully processed. The dynamic balance test of parts. Although
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Development status of foundry technology in developed countries
On the whole, developed countries have advanced casting technology, good product quality, high production efficiency, less environmental pollution, and a
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Defects in lost foam casting of large diameter thin wall ductile iron watch case
Under the same production conditions, the process yield and scrap rate of three different casting process schemes were obtained. Scheme
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Application of nodular cast iron tank in Nuclear Spent Fuel Reprocessing
Ductile cast iron containers can be used not only for the storage and transportation of spent fuel, but also for
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Application of nodular cast iron in Nuclear Spent Fuel Reprocessing
During the continuous operation of the nuclear power plant, with the deepening of nuclear fuel consumption in the reactor, the
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China’s casting export
The casting market is dominated by the domestic market. The export of castings is less than 10% of the total
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Production of dual phase steel castings by sand casting
1. Production of heat subsidy for sand casting Mix the powdered heating material and binder evenly according to the required
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Design of exhaust system for sand core in sand mold casting
The reasonable design of the exhaust system of sand mold casting sand core should comprehensively consider the exhaust hole and
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Organizational structure and productivity distribution of China’s foundry industry
In China, it is difficult to accurately count the number of manufacturers in the foundry industry. According to rough statistical
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Numerical simulation of lost foam casting process for ductile iron shell
Using proe software for three-dimensional modeling and ProCAST software as simulation analysis means, the casting process of ductile iron shell
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Design of exhaust system for sand casting cavity
The design of exhaust system of sand mold cavity can be divided into three parts: pouring riser, air outlet, air
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Numerical simulation analysis of solidification process of lost foam castings
The change diagram of critical solid rate during solidification of lost foam castings is shown in Figure 1. It can