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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lost foam casting
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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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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
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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
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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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Pouring temperature of lost foam casting for bridge support
Pouring temperature is a key factor affecting the quality of EPC Castings. If the pouring temperature is too high, the
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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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Design and selection of lost foam casting coating for bridge bearing steel casting
Coating is an important part of lost foam casting process and one of the key factors affecting the filling of
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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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Dry sand material and performance index of lost foam casting steel for bridge support
The advantages of EPC are dry sand molding, no binder is needed, the recovery rate of dry sand is high,
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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
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What is Lost Foam Casting？
Lost Foam Casting (LFC or EPC) is a new technology which subverts the traditional casting technology. It is known as
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Calculation of riser of bridge bearing steel casting
According to the function, the riser of lost foam casting process can be divided into feeding riser, exhaust slag collecting
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Common forming technology of bucket teeth in China and abroad
At present, the forming technology of bucket teeth mainly includes sand casting, metal mold casting, lost foam casting and liquid
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Numerical simulation results of horizontal pouring scheme in Lost Foam Casting
Fig. 1 is a set of photographs of the filling percentage of liquid metal at different times. The red is
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Drawing of 3D engineering drawing of lost foam casting steel for bridge bearing
Creo software is used to draw 3D engineering drawings and assemble components. Creo software is a CAD software design package
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Lost foam casting technology and carburizing defects of bridge bearing
This paper mainly carries out scheme design, simulation analysis and production verification of a kind of bridge bearing steel casting,
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Production of bridge bearing steel castings
Relying on ZHY casting, the company is a medium-sized private enterprise producing bridge bearing steel castings. The transfer casting process
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Design of impeller blade in lost foam casting
The surface of the blade of the sulfur pump impeller and the surface of the blade are calculated to achieve
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Design of foaming die for impeller blade in lost foam casting
1. Foam mold size determination The design of foaming mould mainly includes the following aspects: determining the size parameters of
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Advantages of lost foam casting
Lost Foam Casting (LFC) is a new casting technology of precise forming. In 1958, American H.F.Shroyer first used foam board
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Selection of molding method based on the composite process of lost foam casting and sand casting
After the shape of cast steel joint is determined, the next step is to determine the modeling method. Because of
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Improvement of impeller casting process
The production difficulty of impeller mainly lies in the whole molding process. Using traditional casting technology, it is difficult to
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Application status of lost foam casting technology for cast iron alloy at China and abroad
In the practical application of lost foam casting at home and abroad, the lost foam casting of cast iron alloy
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Research status of lost foam casting technology for cast iron alloy
Although lost foam casting technology has been widely used in the production of cast iron alloy, the solidification of cast