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Industry Information

  • Failure mode analysis of resin sand for iron castings

    Failure mode analysis of resin sand for iron castings

    The materials of engine cylinder block include iron and aluminum. Zhengheng Co., Ltd. has customized high-quality cast iron engine cylinder block and cast aluminum engine cylinder block for customers for many years. The advantages of cast iron engine cylinder block lie i...
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  • Vertical casting process analysis of thin wall gray cast iron cylinder block of automobile engine

    Vertical casting process analysis of thin wall gray cast iron cylinder block of automobile engine

    Zhengheng Co., Ltd. has been engaged in the R & D and production of automobile engine cylinder block for nearly 30 years. It has a one-stop service from casting to processing. The technical production capacity of foundry and machining plant is among the best in the s...
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  • Honing of engine block

    Honing of engine block

      When it comes to the engine block, you may find that the inner wall of the cylinder hole is covered with cross lines. This is what we call cylinder hole reticulation, which is formed after honing the cylinder hole. ...
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  • Thermal spraying technology — aluminum cylinder block and cast iron cylinder liner

    Thermal spraying technology — aluminum cylinder block and cast iron cylinder liner

    As the heart of automobile, engine directly affects the overall performance of automobile. At present, with the development of automobile towards lightweight, the application proportion of aluminum engine in automobile industry is higher and higher. Because the wear resi...
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  • Thermal spraying technology

    Thermal spraying technology

    Thermal spraying technology refers to the use of a certain heat source, such as arc, plasma arc, combustion flame, etc., to heat the powdered or filamentous metal and non-metallic coating materials to the molten or semi molten state, and then atomize them with the help o...
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  • Introduction to engine block

    Introduction to engine block

    Engine block is the most important part of automobile engine. Its function is to provide the installation and support of each engine and its components, ensure the accurate position of moving parts such as piston, connecting rod and crankshaft, and ensure the ventilation...
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