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أخبار
The Reason Why Die Casting Is Easy to Blacken And Darken
July 15,2022
Aluminum oxidation treatment production and processing aluminum casting is generally all with metal type casting, metal aluminum and aluminum alloy…
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8 Basic Steps of Sand Casting
July 15,2022
Sand mold casting technology is a casting method that takes sand as the main molding material to prepare the mold. Sand casting is the most…
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Analysis and Prevention of Casting Defects(3)
July 14,2022
Sticky sand
According to the formation mechanism, sand sticking can be divided into mechanical sand sticking and chemical sand sticking. The…
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Analysis and Prevention of Casting Defects(2)
July 14,2022
Thermal cracking
The wall thickness of the casting changes suddenly, which is easy to produce stress concentration when the alloy solidifies;…
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Analysis and Prevention of Casting Defects(1)
July 14,2022
There are many kinds of casting defects, and the analysis of casting defects is an important part of casting production process control. After the…
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Common Welding Methods of Gray Cast Iron
July 14,2022
Thermal welding method
Thermal welding is a welding method that heats all or part of the weldment to 600-700 ℃ before welding, maintains a…
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What's the Matter with Pores when Welding Cast Iron?
July 14,2022
The main reasons for pores in cast iron welding are as follows:
There is a lot of oil on the surface of the cast iron matrix. After long-term…
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How to Solve the Problem of White Cast Iron with High Processing Hardness?(2)
July 14,2022
Solutions to white cast iron defects in inoculated cast iron
The function of inoculation treatment is to promote graphitization, reduce the…
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How to Solve the Problem of White Cast Iron with High Processing Hardness?(1)
July 14,2022
The mechanical properties of cast iron are unqualified, including strength, plasticity, toughness, and hardness, which do not meet the standard…
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Do You Know Cast Iron Welding?
July 14,2022
Cast iron has high carbon content and poor weldability and is rarely used in welding structures. The so-called cast iron welding mainly refers to the…
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Method of Heat Treatment of Die Castings
July 14,2022
Generally speaking, the relative density of castings is not high, and quenching and tempering treatment or reheating castings for other purposes…
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What are the Influencing Factors of Graphitization of Cast Iron?
July 14,2022
Graphitization process of cast iron
The formation process of graphite in cast iron is called the graphitization process. The basic process of…
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