Preventing Decarburization: Protecting Against Carbon Loss in Heat Treatment
Decarburization is the loss of carbon from the surface or near-surface layers of a material during heat treatment. It can […]
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Scientific
Cleaning and quality inspection of steel castings
1) The riser and flesh gain of splay saddle head are relatively large. The riser must be cut hot according
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Determination of Machining Allowance and Scale for Steel Castings
The upper surface of the steel casting is easy to produce defects such as sand holes, air holes and slag
Scientific
Design of Riser for Steel Casting of Splay Saddle Head
The number of risers shall be determined according to the grade of steel casting quality requirements and the structure of
Scientific
Technical quality requirements and standards for splay saddle head steel castings
1. Chemical composition and mechanical properties of product materials C Si Mn P S 0.17~0.25 ≤0.60 0.8-1.2 ≤0.025 ≤0.025 Main
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Restrictive factors of nodular cast iron grinding balls
In recent years, Austempered ductile iron (ADI, CADI) has made great progress in the selection of grinding ball materials due
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Material Selection, Process and Properties of Cast Grinding Ball
Cast grinding ball is a kind of wear-resistant product with a large amount of applications in nonferrous metal and metallurgical
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Analysis of sand casting structure
1. Sand casting structure and technical requirements The sand mold casting of the end cover is shown in Figure 1.
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Results and analysis of pump body casting
Test block No. C Si Mn P Cu Mo S RE Mg Y30-1 3.37 2.25 0.58 0.022 0.53 0.32 0.01
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Sample preparation of wear-resistant pump body casting
Three wear-resistant pump body castings were poured in production, and three attached cast test blocks were taken. The numbers of
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Spheroidization and inoculation of wear-resistant pump body castings
1. Spheroidization Select the spheroidizing method of the dam type spheroidizing ladle rushing method, select the mixed rare earth spheroidizing
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Analysis of technical difficulties in production of wear-resistant pump body castings
During the use of the wear-resistant pump body casting, the high-density hard particles move close to the cavity wall, thereby
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Exploring the Casting China Landscape
The casting China industry, a critical sector in manufacturing, presents a unique landscape filled with trends, challenges, and opportunities. Let’s
Scientific
Melting process of wear-resistant pump body castings
1. Selection of C and Si For wear-resistant pump body castings, the selection of C content should not only ensure
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Technical requirements for wear-resistant pump body castings
The wear-resistant pump body casting is the main part of the pumping system. As the pumping system used in mining
Scientific
Analysis of casting sand mold defects
In the actual production process, it is found that the processed casting sand mold has the following two main defects:
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Research status of lost foam casting in China
It can be seen from the figure that China’s lost foam casting began in 1990. Compared with foreign countries, China’s
Scientific
Sand casting production of automobile engine cylinder head
The rapid prototyping manufacturing of mold and the pouring production of sand castings will be carried out according to the
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Research status of lost foam casting abroad
Auxiliary materials and aluminum alloy lost foam casting technology are the key research objects in the field of lost foam
Scientific
Sand casting of engine cast iron cylinder block
1. Sand mold manufacturing The depth of the mold cavity is too deep during the processing of the outer mold
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Development process of lost foam casting in China
(1) Development history of LFC casting in China Compared with other casting methods, the research of magnetic mold molding in
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Sand casting engine cover
1. Wax mold manufacturing The deformation is controlled by adding three-dimensional support to the sand casting; By preheating PS parts
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Development process of lost foam casting abroad
(1) Development history of foreign FMC casting The first place where the research on lost foam casting began was the
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Application scope of lost foam casting
(1) Type of alloy used Aluminum alloy, nodular cast iron, gray cast iron, special cast iron, low carbon steel, ordinary
Scientific
Pouring and inspection of sand castings for engine cylinder head
According to the process scheme optimized by previous simulation, the manufacturing process of sand casting scheme is used for sand
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Characteristics of lost foam casting
Compared with traditional sand casting, lost foam casting has many advantages. Its advantages are as follows: (1) High dimensional accuracy
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Production of gray cast iron gearbox box castings by Lost Foam Casting Technology
Generally, for the newly put into production lost foam Castings, engineers and technicians rely on experience to select pattern density,
Scientific
Realization of sand casting scheme for engine cylinder head
In the design of casting sand mold, the structure for installing cold iron is designed according to the size and
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Most box castings will choose lost foam casting process
As a key part of the whole machine, box casting has an important impact on the use of construction machinery,
Scientific
Sand casting of engine cylinder head
The manufacturing process of the scheme is used for the manufacturing and processing of casting sand mold, and the coated