Basic situation of aluminum alloy lost foam casting
At present, the main body of lost foam castings in China is cast iron, cast steel and other alloys, and […]
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Working principle of external refractory coating in Lost Foam Casting
One layer of refractory coating hung on the outer surface of the foam plastic model is one of the three
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The second experimental stage of crack in lost foam steel casting
According to the previous experimental analysis, the next plan is proposed: accelerate the discharge of carbon in the white mold
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lost foam casting ball mill liner based on ProCAST
In recent decades, with the continuous development and progress of computer CAD / CAM / CAE technology, lost foam casting
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Design of pattern forming control system for lost foam casting based on cj2m PLC
Lost foam casting is a green casting method with the characteristics of cleaner production. The white mold pattern with the
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Lost foam casting of flywheel
After more than half a century of vigorous promotion and rapid development, lost foam casting technology has gradually entered a
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Reasonable exhaust system design and process preventive measures for sand casting
The design of exhaust system for sand mold casting should not only consider the optimization of pouring and riser system
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Lost foam casting technology process
The process flow of lost foam casting is divided into white area and black area. (1) The process of lost
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The first experimental stage of crack in lost foam steel casting
At the initial stage of trial production, zg27simn (carbon content 0.24 ~ 0.32%) was taken as the experimental sample to
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Lost foam casting test of large diameter thin wall ductile iron watch case
1. Determination of structural characteristics and blank size of lost foam Castings Figure 1 shows the shell model of Large
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Lost foam casting of large diameter thin wall ductile iron watch case
The traditional sand casting method is generally used in the production of cast iron water meter, which has complex process,
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Advantages and disadvantages of lost foam in casting process
1. Advantages of lost foam casting ① When using polystyrene foam in white mold manufacture, its density is very small,
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Analysis on design defects and waste causes of exhaust system in sand mold casting
In sand casting process design, sand casting process designers often only pay attention to the design of sand casting process
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Working principle of lost foam casting Technology in casting production
Lost foam casting process technology, usually referred to as EPC, is also called gasification mold casting or full mold casting
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Internal thread casting method in large casting
In recent years, with the deepening of China’s industrialization and the promulgation of a series of policies and regulations to
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Hot joint analysis and riser design of nodular iron main reducer shell cover to avoid shrinkage defects
Casting hot joints are generally divided into structural hot joints and process hot joints. Structural hot spot refers to the
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Design of exhaust system for sand casting
(1) When designing the exhaust system of sand mold casting, it should be based on the principle that the cavity
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Selection of parting surface and pouring position of nodular iron main reducer shell cover to avoid shrinkage defects
For the horizontal box free molding line, the parting surface of the production main reducer shell cover is generally selected
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Process defects of large machine tool base plate castings
Machine tools play an important role in the construction of national economic modernization. Machine tool refers to the machine that
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Simulation of filling speed error in sand casting of machine tool bed
Sand casting is a casting method in which metal liquid fills the mold cavity under the action of gravity. Iron
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Optimization of heat treatment process for large gray iron castings
Aging treatment is used to eliminate the stress of castings, and the main factor affecting the stress elimination of castings
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Shrinkage cavity and porosity defect of nodular iron main reducer shell cover
The main reducer housing cover is an important component of heavy truck axle, which is matched with the main reducer
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Rapid casting core assembly modeling, pouring and cleaning of tractor small parts
After the sand core of sand mold is processed and formed, mold closing and pouring shall be carried out. The
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Rapid casting method of tractor small parts
The internal and external lifting arms, the transmission rod of the separation manipulator and the brake housing of the tractor
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Selection of heat treatment furnace for large gray iron casting
Heat treatment furnace is mainly divided into gas furnace, electric heating furnace and gas electric heating furnace. 1. Gas furnace
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Implementation and effect verification of High Toughness Nodular Cast iron cylinder head
Production preparation shall be carried out according to the established scheme. Since the injector hole core is made of hot
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Selection of stress relief process for heat treatment of large gray iron casting
At present, the methods to eliminate stress in engineering include traditional natural aging, thermal aging and vibration aging. 1. Natural
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Analysis and solution of shrinkage defect of High Toughness Nodular Cast iron cylinder head
1. Cause analysis This type of cylinder head integrates the intake pipe and rocker shaft seat on the basis of
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Improvement measures for casting process deformation defects of bed castings
1) In view of the insufficient stiffness of the bottom plate, a stiffener is added at the bottom of the
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Development trend of China foundry industry
Since China’s entry into WTO, China foundry industry has faced opportunities and challenges. Its future development will focus on the