Lost foam casting in China
Foundry, a traditional industry with a civilization history of 6000 years in China, is increasingly facing the challenges of the […]
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Design of heating subsidy for sand casting dual phase steel castings
1. Design of metal subsidy for sand casting In order to facilitate the comparison and production of subsidies, only the
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Prediction criterion of shrinkage porosity in sand castings
According to the formation mechanism of shrinkage cavity and porosity in sand casting and based on the numerical simulation of
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Factors affecting the quality of nodular cast iron roll produced by medium frequency furnace
1. Main quality problems of rolls Produced φ 800 mm × 1880 mm high chromium cast iron roll (as shown
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Application of heating subsidy in sand casting production of dual phase steel castings
In sand casting production, metal subsidies are often set to extend the feeding distance of the riser. In most cases,
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Three dimensional heat transfer mathematical model of solidification process in sand casting
The three-dimensional heat transfer mathematical model of numerical simulation of solidification process of sand casting is unsteady heat conduction partial
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Production of nodular cast iron roll in medium frequency furnace
The medium frequency furnace is used to produce cast iron rolls of various purposes and materials, and the core is
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Verification of simulation results of horizontal centrifugal casting of cylinder liner
As shown in the figure, it is produced with the help of computer simulation φ 400mm and φ Rough finished
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Cast impeller material and casting defects
The material of a cast impeller is aluminum silicon alloy zalsi9cu2mg. The cast impeller is not allowed to have casting
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Effect of Ti on Microstructure and properties of grey cast iron brake disc
According to the characteristics of grey cast iron brake discs produced by electric furnace, three kinds of HT200 molten iron
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Basic mode of heat transfer in solidification process of sand casting
According to the theory of heat transfer, the process of sand casting high-temperature metal from pouring into the mold to
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Analysis of pressure field in horizontal centrifugal casting of cylinder liner
The figure below shows the simulation results of the pressure field distribution of molten metal at the completion of pouring.
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Optimization of impeller casting process based on AnyCasting
Based on AnyCasting, the process simulation and optimization of large aluminum silicon alloy casting impeller are carried out, and the
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Metallographic analysis of 5083 aluminum alloy casting plate
1. Size of compound phase Figure 1 shows the microstructure of the defective sample and the normal sample. Through comparison,
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Defect analysis of 5083 aluminum alloy casting plate
With the development of industry, higher requirements are put forward for the performance and service life of structural parts made
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Effect of Ti on Microstructure and properties of gray cast iron brake disc
Grey cast iron is widely used in the production of automobile brake discs because it combines the main properties required
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Pouring system of gray cast iron thin wall gearbox shell before lost foam casting improvement
Based on the existing working conditions of the factory (sand box size, sprue specification, ladle specification, automatic pouring line, etc.),
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Treatment of casting defects of blowholes
Porosity casting defects are holes that appear in the interior or surface of the casting, and the cross section is
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Centrifugal casting process of bimetal composite pipe
As a key structural member in mining, metallurgy, coal, electric power and other industries, the composite seamless pipe is just
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Simulation of Impeller Casting Based on AnyCasting
Impeller casting has excellent mechanical properties: no hot crack tendency, good impeller casting performance, small linear shrinkage, easy recovery and
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Improvement method of shrinkage casting defects of special alloy gray cast iron
1. Improve the temperature field of castings Through the simulation of the overall temperature field of the casting with the
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Introduction of lost foam casting of gray cast iron thin wall gearbox shell
1. Production conditions of Lost Foam Casting Thin-wall gray cast iron gearbox shell The production conditions and parameters of Lost
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Casting coating operation
(1) Preservation of casting coatings Prevent drying; Prevent freezing; No entry of mold and miscellaneous bacteria; After use, it shall
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Analysis of temperature field in horizontal centrifugal casting of cylinder liner
Figure 1 shows the simulation results of temperature field in the process of filling, solidification and cooling of liquid metal
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Geometric uncertainty of precision casting low pressure turbine blade
The geometric deviation of a precision casting low-pressure turbine blade is studied by using the method of probability and statistics.
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Numerical simulation of lost foam casting of ductile iron shell
1) The lost foam casting process of nodular iron shell with relatively complex shape is successfully analyzed by ProCAST software,
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Nodular ductile iron spent fuel storage and transportation container
In the 1980s, Siempelkamp company of Germany successfully developed castor series nodular cast iron transport containers. Compared with other metal
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5083 ultrasonic testing of aluminum alloy casting plate
As shown in the figure, the ultrasonic scanning diagram of aluminum alloy plates with class a over standard defects is
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5083 aluminum alloy casting plate test materials and methods
The chemical composition (mass fraction, the same below) of 5083 aluminum alloy plate is: 0.4% – 1.0% Mn, 4.3% –
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Investment casting low pressure turbine blade
Considering the influence of turbine blade investment casting process accuracy, the objective fact that the real shape of Aeroengine Blades