Determination of pouring position of cylinder head
The gating system is used to guide the liquid metal into the cavity. According to the casting structure, technical requirements […]
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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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Preparation of foam pattern for cast steel joints
The difficulty of making the foam model is that the size of the cast steel joints is large, the width
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Core box design of impeller casting
The production impeller adopts the EPC resin sand composite molding process to obtain the whole sand core, which improves the
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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
Scientific
Methods and measures for energy saving and consumption reduction of foundry plants in China
(1) It is an inevitable trend to popularize the use of hot air, water-cooling, continuous operation and long service life
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Low pressure casting of aluminum alloy hub
1. Low pressure casting process With the development of science and technology, the disadvantages of using gravity casting to produce
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Sand core design and casting parting of cylinder head
First of all, the core design and block processing are carried out for the model, and the block results directly
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Causes and preventive measures of slag inclusion casting defects in nodular cast iron piston rings
The composition of slag inclusions is mainly composed of magnesium silicate, oxide, sulfide and sulfur oxide, which is a very
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Advantages and disadvantages of clay sand, water glass sand and resin sand for sand casting
Various types of sand casting have many advantages. And these advantages are especially obvious in large batch and standard shape
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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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Production status and problems of sand casting impeller
Technical requirements for impeller production (1) The surface of the casting shall be smooth and free from defects such as
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Gravity casting of aluminum alloy wheel hub
Gravity casting is a casting method that uses the gravity of the molten alloy to supplement the shrinkage during the
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Analysis of casting process performance of cylinder head
According to the foundry process CAD system developed by the laboratory, the foundry process design is carried out. It is
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Causes of shrinkage casting defects of nodular cast iron piston rings and preventive measures
Although the upper and lower wall thickness of the cylinder is relatively uniform when casting the nodular iron ring, the
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Aluminum alloy wheel casting hot spinning
The performance of aluminum alloy wheel hub produced by low pressure casting is much better than that of gravity casting,
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Chemical composition of aluminum alloy casting automobile hub
At present, A356.2 aluminum alloy is generally selected as the raw material for the production of aluminum alloy automobile hub,
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Advantages of aluminum alloy casting automobile hub
Wheel hub, also known as wheel rim, refers to the round barrel shaped and central assembly parts on the axle
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Rapid sand casting process and 3D geometry modeling
The casting blank of automobile engine cylinder head is produced by sand gravity casting. ZL105 aluminum alloy is selected as
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Solidification characteristics of motorcycle piston casting nodular cast iron
Because the piston ring industry in China started to use nodular cast iron as the piston ring material of motorcycles
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Research status of foundry numerical simulation technology at China and abroad
In the 1940s, V. paschkis of Columbia University in the United States used a large-scale computer to simulate the heat
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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 engine cylinder head casting at China and abroad
The engine is called the “heart” of the automobile, and the cylinder head is one of the most important, most
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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
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Application of aluminum alloy in automobile
As a key economic industry supported by the state, automobile industry is also the main source of air pollution. In
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The main problems of cast iron alloy parts alloy made by lost foam casting
In the practical application of lost foam casting at home and abroad, ferroalloy is the most widely used metal material
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Requirements for nuclear power valve castings
1.Requirements for casting material The composition and mechanical properties of the real object shall meet the standards specified in the
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Technical characteristics of lost foam casting and its development in China
Lost Foam Casting or Expendable Pattern Casting，It is also called Full Mold Casting。 It is coated with water-based refractories that
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Development prospect of low pressure casting technology
According to the principle of low pressure casting, the key of the process is the filling process. The solution of
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Quality requirements for nuclear power valve castings
In casting production, the word “quality” has two meanings. The first is the quality of the casting itself, that is,