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
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The spheroidizing decay defect of ductile iron casting and its prevention
The characteristics of spheroidization decline: good spheroidization before furnace, poor spheroidization on castings; or good spheroidization of castings poured first
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Design of pouring system for crankshaft casting
The gating system is a channel for liquid metal to flow into the crankshaft casting cavity. The pouring system is
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Preshrunk technology of typical large iron castings
Content of preshrunk process design for large iron castings The design factors of preshrunk technology for large iron castings mainly
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Sand casting and precision casting process plan of nuclear power valve
In order to stabilize the casting process quality, there are strict regulations on the casting process, material, process and quality
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Casting technology of EPC for anode steel claw（yellow area）
The yellow area is the coating part. The first step in the yellow area is to mix the coating, and
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Engine cylinder block and cylinder head produce casting leakage
Leakage refers to the leakage phenomenon of the cylinder block (cylinder head) during the pressure test (water pressure / air
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Design of cold iron casting for fixture casting
In order to increase the local cooling speed of the casting, the metal block placed in the cavity and the
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Size and position selection of cold iron for large gray iron castings
For the role of cold iron in the anti shrinkage process of castings, the sequential solidification theory and the equilibrium
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The harm of shrinkage cavity and porosity in aluminum alloy low pressure casting
Shrinkage defects will reduce the elongation of the material, and have a great impact on the load-bearing performance, impact resistance
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Casting process of EPC for anode steel claw(white area)
EPC is divided into white area, yellow area and black area, and each part is closely linked and highly related.
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Design of casting riser for fixture casting
Riser is a cavity used to store liquid metal in the mold. It supplies metal when the casting is formed,
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How to deal with the insufficient strength of casting coating
The strength of casting coating can not be divided into two situations: one is the normal drying strength, the other
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Design principle of riser for large gray iron castings
In the past, riser design basically followed the principle of sequential solidification, which needs to meet the following three conditions: