Review the rationality of casting structure from the aspect of avoiding defects
The casting process of part structure usually refers to that the structure of the part itself should meet the requirements […]
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Features, causes and prevention of the uneven hardness and coarse graphite defects of the castings
Features: Coarse graphite: the size of graphite in the metallographic structure is very large, or there is massive graphite, and
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Defect characteristics, causes and prevention of lower core of casting
Features: Poor lower core (core deviation, core dropping, sand squeezing and core breaking) Causes: A. Mask is not adjusted well,
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Analysis on the defects of loose and under cast thin wall castings
When the wall thickness of high-temperature alloy castings such as adjusting piece and sealing piece is changed from 1.1mm to
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Characteristics, causes and prevention of casting white edge defects
Features: The white cast is hard and brittle, and it is difficult to break and turn white Causes: A. Casting
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Features, causes and prevention of insufficient casting defect
1, Characteristics There are defects in some parts of the casting, which often appear in the thin-walled part, the farthest
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The defect phenomenon and cause of the fast broken graphite in ductile iron casting
Fast graphite fragmentation The broken fast graphite is a kind of deformed graphite which often appears in the large end