Comparison of sodium silicate sand and resin sand used in steel casting production
Because of some inherent shortcomings of sodium silicate sand, for example, the amount of sodium silicate added is high, which […]
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Modeling technology of large steel castings in China
Large steel castings generally refer to steel castings with a single gross weight of more than 5 t. With China’s
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Research on foreign casting numerical simulation technology in 1980s
In the 1980s, j.t. berry, a professor of Georgia Institute of technology and R.D. pehlkc, a professor of Michigan IL
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Modification of inclusions in cast steel by rare earth
The inclusions in cast steel have an important impact on the properties of cast steel products. Domestic and foreign scientific
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Microstructure and properties of cast iron alloy by vibration lost foam casting
The purpose of combining mechanical vibration with lost foam casting technology is to solve the problems of coarse structure and
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OpenCascade environment framework and 3D rendering of steel castings
1.3D modeling system framework based on OpenCascade WxWidgets is used as the development tool of the system interface and the
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Position of white zone in nodular cast iron and its influencing factors
The existence of white zone is one of the characteristics of austempered ductile iron. Quenched martensite and retained austenite are
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Testing methods for casting coatings
Generally, for a qualified casting coating product, in order to ensure the normal realization of the function of the casting
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Research on foreign casting numerical simulation technology in 1970s
In the 1870s, many researchers from Michigan University led by R.D. pehlke and Marrone simulated the solidification process of “t”
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Application of rare earth in cast steel
Rare earth (RE) is the general name of 17 metal elements including lanthanide, scandium and yttrium in the periodic table
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Research on foreign casting numerical simulation technology in 1960s
With the rapid development of computer technology, more and more researchers at home and abroad began to pay attention to
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Difficulties in the production of heavy section ductile iron wind power castings
According to the different power generation, the quality of low temperature impact resistant wind turbine castings (especially wheel hubs and
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Centrifugal casting technology for bimetal composite components
Rolls, seamless tubes and ring parts are the key basic components of high-end equipment such as nuclear power and thermal
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Development characteristics of lost foam casting technology in China
The development of lost foam casting technology in China has the following characteristics: 1) Township enterprises and small and medium-sized
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Overall scheme of compound squeeze casting equipment
Key problems and solutions to be solved by the large-scale casting composite squeeze casting forming equipment. According to the analysis
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Effect of amplitude on Microstructure and properties of ductile iron in Lost Foam Casting
The effects of vibration frequency and amplitude on the microstructure and properties of ductile iron in lost foam casting were
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Inspection contents of casting coating
In order to achieve the ideal performance, the coating should have a series of properties, mainly including physical and chemical
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Development of lost foam casting in China
China is a country that began to research and apply lost foam casting after the United States, Germany, Britain and
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Generation of quenching cracks in heat treatment
Connecting rod is an important part of diesel engine. The surface quality, such as quenching cracks, directly causes the scrapping
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Key technical problems of compound squeeze casting equipment
Because the equipment is the core platform for implementing the process, and the composite squeeze casting method is quite different
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Lost foam casting high chromium cast iron carbon steel bimetallic wear-resistant liner
The dual liquid lost foam casting process is proposed to produce bimetallic liner. Placing the wear-resistant cast iron at the
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China non quenched and tempered steel
Compared with similar foreign materials, the gap between China’s non quenched and tempered steel is as follows: 1) Poor quality
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Additive manufacturing process
Additive manufacturing technology includes a number of modern processes. With the continuous development of various technologies, the application effect of
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Classification of casting coatings
(1) According to different carrier solutions, it can be divided into: water-based coatings and alcohol based organic solvent casting coatings;
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Development of lost foam casting abroad after 1980s
Compared with the United States, the lost foam casting technology in other countries developed late, but the development speed is
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Model establishment of compacted vermicular cast iron pressure plate for automobile
Vermicular cast iron automobile clutch pressure plate casting is a small casting, its overall structure is similar to a disc,
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Vermicular graphite cast iron pressure plate castings for automobiles
Automobile clutch pressure plate is an important part of clutch, which is of great significance to automobile driving safety. The
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Quenched and tempered steel connecting rod and non quenched and tempered steel connecting rod
It can be seen that the main differences between the quenched and tempered steel connecting rod and the non quenched
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Influence on properties of nodular cast iron
On the premise of good spheroidization of graphite, the mechanical properties of nodular cast iron can be adjusted in a
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Development of lost foam casting in the United States after 1980s
Before the 1980s, the restriction of lost foam casting patent limited the use of dry sand lost foam casting without