Hot crack defects of furan resin sand casting steel castings
Most of the previous studies put forward the thermodynamic and dynamic conditions of hot crack formation from the perspective of […]
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Smelting and casting process of steel castings for motor casing
In terms of smelting process and equipment for molten steel of steel castings, developed countries usually adopt relatively advanced process
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Alkaline phenolic resin sand casting steel castings
Ester cured alkali phenolic resin is a phenolic resin formed by condensation polymerization of phenol and formaldehyde catalyzed by strong
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CO2 sodium silicate sand casting motor shell casting
There are two kinds of sodium silicate sand processes, CO2 sodium silicate sand process and ester hardened sodium silicate self
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Clay sand casting motor shell casting
According to the type of manufacturing process, the motor shell can be divided into welded motor shell and sand casting
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Formation of shrinkage cracks in steel castings
1) The fillet of steel casting belongs to the hot spot, which usually lags behind the solidification of other parts.
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Analysis of mold filling process in sand casting of mud pump body
The traditional process design mainly depends on theoretical calculation and production experience. After determining the sand mold casting gating system
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Sand casting technology of motor shell steel casting
The weight of the steel casting of the motor shell is 381kg, which is similar to the barrel structure. The
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Defect analysis and process optimization of sand casting of steel castings
In view of the serious casting defects in the small batch production process of ZHY Casting motor shell steel castings,
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Hot crack defects of furan resin sand casting motor shell steel castings
The formation mechanism and influencing factors of hot crack casting defects are very complex. So far, there are three main
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Furan resin sand casting motor shell steel castings
The name of furan resin sand comes from furan no bake process in English. Furan resin sand casting is a
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MNS inclusion defects in steel castings
The non-metallic inclusions in molten steel during smelting and pouring are one of the important causes of cracks in steel
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Design of sand casting gating system for mud pump body
The sand casting gating system of the mud pump body is not only the channel for the metal liquid to
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Sand inclusion and sticking defects of steel castings of bolster and side frame
Bolster and side frame are important running parts on the bogie of rail freight car. They bear the gravity of
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Reducing the carburization of lost foam casting steel castings
The measures and methods to reduce the carburization of lost foam casting steel castings mainly include the following aspects: (1)
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Difficulties in the application of sand casting simulation
It is difficult to obtain accurate input parameters in sand casting simulation. For material properties, although sand casting simulation software
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Casting defect inspection of medium and large steel castings
According to the thinking method of formulating the inspection standard of JCSS hull steel castings in Japan, medium and large
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Insufficient pouring defects of investment casting steel
In recent years, with the application of advanced technologies such as high-performance (steel, non-ferrous alloy, etc.) materials, CAE analysis and
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Application steps of sand casting simulation
The application of sand mold casting simulation should not only find out the causes of defects, but also put forward
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Lost foam casting of steel castings
Lost Foam Casting (EPC), also known as negative pressure full mold casting, has developed to a considerable scale since it
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Effects of casting defects and structural dimensions of heat resistant cast steel liner on its properties
1. internal stress is generated during lining plate casting, resulting in cracks in lining plate; 2. the fracture of the
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Improvement measures of heat resistant cast steel lining plate
1. To reduce and eliminate the stress concentration of the lining plate, the specific methods are as follows: during casting,
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Development of casting simulation technology
For thousands of years, people have mainly solved engineering problems through trial and error, especially how to produce high-quality castings.
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Steam turbine cylinder steel castings
The split flange of steam turbine cylinder block steel casting is the upper and lower half of the cylinder block.
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Defects of heat resistant cast steel lining plate
The heat-resistant cast steel lining plate (ZG35Cr24Ni7SiN) is easy to crack, melt or even fracture during use, and has a
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Characteristics and application of heat resistant cast steel lining plate
Heat resistant cast steel, model ZG35Cr24Ni7SiN, has good oxidation resistance, high strength, good toughness, good wear resistance, heat resistance, corrosion
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Traditional casting defect analysis
Firstly, we take the shrinkage porosity defect in steel castings as an example to explore how the traditional foundry solves
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Casting defects of cast steel joints
With the continuous improvement of China’s economic strength and construction level, various steel structure buildings with beautiful appearance, high reliability
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The causes of billet continuous casting defects are analyzed
The defects of billet continuous casting mainly include surface defect reconnection, inclusion and scar, scratch and vibration mark. The internal
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Sand casting of dredge pump body
China’s dredging industry has a long history. As early as the spring and Autumn period and the Warring States period,