Effect of carburizing defect on the composition of gold in lost foam Casting
According to the experimental results of the first two sections, the carburization defects will lead to the excessive chemical composition […]
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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
Scientific
Analysis of tensile properties of lost foam steel casting
The properties of tensile samples were tested by a universal testing machine controlled by microcomputer, and the tensile strength 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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Analysis of volume carburization of steel castings in lost foam casting Process
Six groups of samples were taken when analyzing surface carburization, and the location of the test point was changed to
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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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Analysis of surface carburization of steel castings in lost foam casting Process
In this test, 6 test pieces were poured in the same ladle of molten steel. The chemical composition of molten
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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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Determination of sampling position of carburizing defects in steel castings in lost foam casting Process
In order to study the carburization defects of steel casting for bridge support, four sampling locations are selected, namely, near
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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
Scientific
Mechanism of carburizing defect in lost foam steel casting
The filling process of lost foam casting is the replacement process of metal liquid and foam pattern. Because the pouring
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Verification of lost foam casting process in small batch production
Using the process plan after the second optimization, the small batch production verification of steel and steel bearing was carried
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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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Analysis of simulation results of lost foam casting process
When setting simulation parameters in ProCAST preprocessing section, the following aspects need to be adjusted: (1) The material of cold
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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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Secondary optimization design of lost foam casting process
The simulation results show that the safety height of riser is 11.15cm, which is 8.15cm higher than the minimum safety
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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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Optimization of lost foam casting process parameters and orthogonal test analysis
It can be seen from Fig. 1 that when the pouring temperature changes from high to low, the safe height
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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
Scientific
Optimization of lost foam casting process parameters and orthogonal test results
The safety height of riser feeding is taken as the evaluation index in the orthogonal test. The measurement method of
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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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Optimization of lost foam casting process parameters and orthogonal test
The process parameters of lost foam casting have significant influence on the mechanical properties and the formation of carburizing defects.
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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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Numerical simulation of vertical pouring scheme in lost foam casting
The simulation parameters of vertical pouring scheme are consistent with those of horizontal pouring scheme, and other material configuration parameters
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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
Scientific
Production verification of horizontal pouring scheme test piece in Lost Foam Casting
The steel and steel bearing trial produced by horizontal casting scheme is shown in Fig. 1. The overall appearance quality
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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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Negative pressure of lost foam casting for bridge support
The main functions of lost foam casting with negative pressure casting are as follows: (1) Compact the dry sand to