The necessity of saving energy and reducing consumption of China casting
At present, the price of water, electricity, natural gas and other energy has been greatly increased. As a self-made parts […]
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Prevention method of porosity in cast iron
Cast iron castings often have various casting defects. How to prevent these defects has always been the concern of casting
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Design of EPC for motor shell
According to the process model based on product model, the design of EPC mold needs to get mold cavity, core,
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How to deal with serious scour and sand sticking at the interface of casting coating application and repair sprue
First of all, it should be clearly pointed out that it is absolutely wrong to apply water coating (or cement
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Nozzle arrangement of casting mould
Generally speaking, the layout of the injection nozzle of the casting mold has the following principles: (1) The sand shooting
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Causes and preventive measures of casting defects caused by air holes under the skin of nodular cast iron piston rings
In cylinder casting, the subcutaneous pores are mainly distributed at the position of L ~ zmrn under the outer circular
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Gating system of EPC with bottom injection
Because the motor shell is cylindrical structure, the bottom pouring system is more suitable for the flat pouring because of
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How to clean casting coating without shelling
According to the traditional theory, there are two conditions for coating shelling: one is that the inner coating does not
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Selection of EPC casting system for motor shell
The design principle of the pouring system is that the mold filling is stable, the temperature gradient of the molten
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Coating process of EPC coating
The common coating composition and preparation are mainly made up of a variety of raw and auxiliary materials. The coating
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Determination of the type and method of the casting mold for the casting parts of the support platform
The mold consists of pouring molten metal into the mold (same as ingot process), and the mold cavity provides the
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Machining performance of engine cylinder block and cylinder head
The poor machinability is a common problem of Engine Castings in China, and it is also the biggest gap between
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Selection of foam particles for lost foam casting
The choice of foam bead is very important to the pattern of lost foam. Its quality will directly affect the
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How to solve the main problems of cast iron alloy made by lost foam casting
In view of the problems such as coarse structure and low mechanical properties in EPC iron castings, the following measures
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Process design of complex outer mold casting water jacket core for motor shell
The shell of the motor has complex appearance, including outlet box, fork hole, pitch converter mounting screw hole, rotor mounting
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Structural technology analysis of casting parts of support platform
The most important part of the casting process design is the process plan, which mainly includes two parts: part structure
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Measures to prevent shrinkage and porosity in ductile iron casting
1.The content of carbon, silicon, manganese, rare earth and magnesium must be appropriate. High carbon content can reduce the tendency
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Analysis of complex external mold casting technology of motor shell
The complex shape and hollow water cavity of the motor shell make the casting of the product more difficult. EPC
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The application of casting forming technology in foundry of China
Casting is a process of pouring high temperature liquid metal into mold cavity and cooling and solidification to form blank.
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Risk of valve quality control brought by admittance system of casting industry
In recent years, the voice of environmental protection has been growing, and the government’s requirements for pollution rectification in the
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Material selection of casting parts of support platform
Casting technology is the technology and method to produce castings by applying casting related theory and system knowledge. Including casting
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Many advantages of lost foam casting make it develop rapidly in China
EPC is known as “casting technology in the 21st century”. The process is made of expandable polystyrene beads and a
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Characteristics and remedy of air pocket defects in sand casting
Defect characteristics and detection methods The smooth and glossy dimples and pits on the surface of castings where chill is
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Development and progress of sand casting mold industry in China
As a common production method of castings, casting has been developed and innovated for many years. At present, sand casting,
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Design of foundry equipment for fixture casting
Casting process equipment is the general name of the mold and device used in the process of molding, core making
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How to deal with the cracking of casting coating after drying
In addition to the poor strength and crack resistance of additives which can not overcome the drying shrinkage force, there
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Market prospect of casting technology for complex water-cooled motor shell
With the increasing contradiction between the current social development and the environment, resources, as one of the pillars of the
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Casting process of EPC for anode steel claw（black area）
The black area is the casting part, which is divided into two parts: embedded box and casting. The embedding process
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The design of the air hole in the fixture casting
The vent hole is used to discharge the gas in the cavity, improve the filling ability of the liquid metal,
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Defect characteristics, causes and prevention of insufficient elongation of castings
Causes: A. The composition of molten iron is unreasonable. B. Shrinkage cavity and porosity at the tensile position of the