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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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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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
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Total production and material composition of castings in China
From the perspective of casting output, China has become the largest producer in the world, indicating that the scale of
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Market status of China’s foundry industry
Foundry industry is an important part of manufacturing industry, which plays an important role in the development of national economy
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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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Four research hotspots of lost foam casting technology
In recent years, there are four hot spots in the research of lost foam casting technology in Europe and North
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Output trend of major casting producing countries
The American “modem casting” magazine publishes the statistics of casting output of countries (regions) all over the world every year.
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Key technology and quality control of large cast steel cable clamp casting
The foundry has formulated the quality control inspection process according to the casting process. The owner, the general contractor and
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Key issues in developing China’s Automobile Foundry Industry
1. Ensure stable supply Automobile foundry industry is a mass flow production, which needs mass supply with stable quality. But
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Material properties of gray cast iron
Gray cast iron is widely used in various mechanical parts, such as automobile ventilation plate, gear box, bed and so
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Improvement of lost foam casting process for turbine rear exhaust pipe
According to the numerical simulation of turbine rear exhaust pipe in lost foam casting, under the existing process conditions, due
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Situation faced by China’s Automobile Foundry Industry
1. China’s automobile foundry industry started late and its technology is backward As an ancient foundry country with a casting
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The solidification process of nodular iron castings leads to shrinkage cavity and porosity
At present, in the production of nodular iron castings, there are often shrinkage porosity and shrinkage cavity, and there are
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The promotion of China’s automobile industry to the foundry industry
Foundry industry is the main supplier of mechanical equipment products, and the two are closely related. It is the development
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Application of precision forming technology in tractor parts
Tractor transmission system is the core component of tractor, which determines the performance of the whole machine, reflects the manufacturing
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Development trend of tractor parts
At present, the manufacturing development of domestic tractor products and parts has the following characteristics and trends: 1) The average
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Improvement of rapid casting technology for tractor gearbox shell
The structure of gearbox shell is shown in Figure 1. Its material is QT500-7, the blank weight is 458 kg,
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Dieless casting
Dieless casting refers to the manufacturing of sand mold cavity for casting, which no longer uses molds. It has the
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Spheroidizing process of lost foam casting of nodular cast iron
1.Selection and implementation method of inoculant Aiming at the problems of high pouring temperature and easy decay of inoculant in
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Discussion on the casting blow hole defect of motor shell
Motor housing is one of the most important components of electric vehicle motor. ZHY casting produces a motor shell blank,
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Cold extrusion process of spur gear
The cold extrusion process of spur gear is a net forming or near net forming process. Its production efficiency and
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Application of precision forming technology
In the manufacturing of mechanical parts, generally, the blank is generated by forming technologies such as casting, forging, welding and
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Effect of chilling system on solidification of steel castings
The chilling effect of the cold iron will change the local cooling rate of the steel casting, so that the
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Preparation of samples for mechanical properties and machinability of gray cast iron
The multi-element alloy additive is developed and designed by China Yituo on the basis of previous application experience according to
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Machinability of gray cast iron for engine block
Developed countries carried out the research on the machinability of gray cast iron as early as the 1940s. After long-term
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Determination of riser number and position of steel castings
After analyzing the hot spot position and feeding channel of steel castings, the position of riser can be determined. In
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Numerical simulation and technology of sand mold casting of mud pump body
With the help of ProCAST software, the temperature field and flow field in the filling process, temperature field and stress
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Determination of chemical composition of large nodular cast iron roll
The chemical composition of nodular graphite casting not only directly affects the mechanical properties of nodular graphite casting, but also