Nodular cast iron crankshaft castings
Effect of chemical composition on as cast microstructure of nodular cast iron (1) The present situation of nodular cast iron […]
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Normalizing treatment of nodular cast iron crankshaft
Normalizing treatment can improve the strength of nodular cast iron crankshaft. The purpose of normalizing nodular cast iron is to
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Cooling process of nodular iron crankshaft by sand coated casting
As mentioned earlier, iron mold sand coated casting uses the rigidity of iron mold to eliminate the shrinkage cavity and
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Research status of casting filling process
Mold filling process refers to the flow process of liquid metal in each component of gating system and mold cavity.
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Dynamic superposition of shrinkage and expansion during solidification of iron castings
The apparent shrinkage time of iron castings only accounts for a part of the total solidification time, and the external
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Verification experiment on gating system of iron mold sand coated Flywheel Casting
Design the iron mold sand coated casting mold. The thickness of the sand coating layer of the gating system is
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Shrinkage cavity shrinkage porosity casting defect volume
After mold filling, the volume VL ‘of molten metal in the casting is equal to the cavity volume VL minus
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Analysis of casting defects of cast steel valve body by Lost Foam Casting
The valve body lost foam casting process design produced by ZHY Casting refers to the process scheme of other similar
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Lost foam casting defects
Wrinkle casting defect Wrinkle defect is due to polystyrene foam in high temperature metal pyrolysis to form a large amount
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Matters needing attention in lost foam casting process
There are certain specifications and requirements for lost foam casting, and the following aspects should be paid attention to in
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Wet sand mold casting technology of automobile crankshaft
Crankshaft is one of the most important components of automobile engine. For automobile crankshaft, its main function is to realize
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Design of gating system for Flywheel Casting
The experimental object is Flywheel Casting. The outer circle diameter of the casting is 350mm, the thickness is 39mm, and
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Main advantages of lost foam casting
Lost foam castings have accurate size and shape, good repeatability and the characteristics of precision casting; The surface finish of
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Technological analysis of Flywheel Casting
Flywheel is one of the important parts of engine. When the output torque of the engine is greater than the
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Calculation of bucket tooth length of excavator
Because the image segmentation method based on deep learning can segment the better bucket tooth contour of excavator, the length
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Calibration of the two bucket tooth positions of the fault
When the number of faulty bucket teeth is 2, the idea is similar to that of a faulty bucket tooth.
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Design and process analysis of gating system for iron mold sand coated casting
Iron mold sand coated casting is mostly aimed at nodular iron castings, because the rigidity of iron mold can give
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Pouring time of sand casting
The sand casting time is determined as follows: Where: G – weight of sand casting (excluding pouring Li weight), unit:
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Design steps of gating system in sand casting
The design steps of sand casting gating system are similar to those of general iron castings, but they also have
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Design process of gating system for iron mold sand coated casting
The gating system of iron mold sand coated casting is the channel for liquid metal to be injected into the
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Formation mechanism of shrinkage cavity and porosity casting defects
Shrinkage cavity and shrinkage porosity casting defects are common defects in casting production. They are holes formed due to the
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Fault detection technology of bucket teeth of mining excavator
The series of studies are carried out on the related problems of bucket tooth fault detection of excavator bucket, and
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Effect of gating system on the quality of iron mold sand coated castings
Gating system (running system) is the general name of the channel of liquid metal flowing into the mold cavity in
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Production of steel castings
(1) Melting of cast steel. Cast steel must be melted in electric furnace, mainly electric arc furnace and induction furnace.
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Feeding characteristics of iron mold sand coated casting process
For iron mold sand coated casting, generally, its cooling speed is fast, the apparent shrinkage time is long, and the
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Preventive measures for casting porosity of six cylinder block
As an important part of marine engine, 6T cylinder block has very strict technical quality requirements, excellent tensile strength, high
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Brief introduction of lost foam casting Technology
Lost Foam Casting Technology (EPC or LFC) is made of foam plastic, which is exactly the same as the structure
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Dynamic superposition law of shrinkage and expansion during solidification of iron castings
The physical model of complete superposition of equilibrium solidification expansion and shrinkage is to imagine a cast iron alloy composition,
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Effect of mold filling process of nodular cast iron on the quality of iron mold sand coated castings
The mold filling process has a great influence on the quality of iron mold sand coated castings, which is one
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Equilibrium solidification theory of sand casting process
The gating system, riser and chill must be designed according to the solidification principle of castings in sand casting process.