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  • The influence of casting process on the quality of aluminum alloy castings

    The influence of the casting process of the TV University of Science and Technology on the quality of aluminum alloy castings Umbrella Jingchao Gu Yuan, Wang Yanpeng, Shenyang Institute of Foundry, Shenyang Vocational and Technical College of Liaoning Equipment Manufacturing Vocational and Technical College Aluminum alloy castings with high requirements for tightness and roughness should be molded with resin sand, and a double-pack, four-riser gap-type pouring system should be adopted.

    2021-11-12

  • Why does stainless steel rust?

    People often think that magnets absorb stainless steel materials to verify their quality and authenticity. They are not attractive and non-magnetic. They are considered to be good and genuine; if they are magnetic, they are considered to be counterfeit products. In fact, this is an extremely one-sided and impractical method of identifying errors.

    2021-11-12

  • The 3D printed bracket is compatible with multiple bicycles

    The American-based Italian bicycle parts brand Silca has launched its first 3D printed bicycle product, a titanium alloy bracket named Mensola.

    2021-11-12

  • Long-term anti-rust method for automobile and heavy equipment parts

    Among suppliers of automotive and heavy equipment parts, short-term and long-term rust prevention is essential to prevent serious losses due to rust claims. It is also important to find an effective and easy-to-use rust inhibitor. Cortec's VpCI ® -369 is an excellent choice. It is a convenient and superior substitute for many common long-term rust inhibitors on the market.

    2021-11-12

  • Do you know that there is so much attention to pipe welding?

    The performance of the pipeline welding equipment should meet the welding process requirements, and should have good working conditions and safety performance. Before welding construction, the welding procedure pre-regulation should be formulated and the welding procedure qualification should be carried out.

    2021-11-12

  • Process method for preventing deformation of aluminum alloy workpiece

    The reasons for the processing deformation of aluminum alloy parts and the conventional process methods, the process route is improved according to the material characteristics and part characteristics, and the processing deformation problem is solved through the improvement of aging treatment and processing methods.

    2021-11-12

  • How to choose a suitable cooling stack for plates?

    Through water, air and cooling rollers, the extruded plastic can be cooled in many ways. Quench roll cooling is the easiest cooling calculation to define, but I still see a lot of ambiguity when choosing the roll stack for the sheet.

    2021-11-12

  • 3D printer printing warped edge solution

    Many users of FDM 3D printers are worried about whether there is a way to solve the problem of curling during the ABS printing process. With this question in mind, the author will share with you some solutions that I have adopted when facing this kind of problem.

    2021-11-12

  • Die casting porosity analysis and solutions

    With the rapid development of the automobile industry and the demand for lightweight automobiles, the die-casting parts of aluminum, magnesium and other alloys have increased significantly, providing a broad prospect for the further development of the die-casting industry.

    2021-11-12

  • Development and Application of Grinding Technology in Sheet Metal Manufacturing Industry

    In today's economic development and globalization, advanced technologies and concepts from all walks of life can be quickly spread and used in the country.

    2021-11-12

  • How to choose electroplating power supply correctly

    In the process of electroplating production, the correct choice of a power supply product that suits you is the basis for improving work efficiency. The following are the requirements for selecting electroplating power sources organized by the editor.

    2021-11-12

  • Improvement of pretreatment process for aluminum and aluminum alloy electroplating

    Electroplating of various metals on the surface of aluminum and aluminum alloys can significantly improve the physical or chemical properties of the surface. When aluminum and aluminum alloys are used as conductors, electroplating silver on the surface can increase the electrical conductivity of the surface or electrical contact parts; Easy to solder, copper, nickel or tin is electroplated on the surface; in order to improve its wear resistance, thick copper is electroplated on the surface. In terms of decoration, most of them are actually electroplating.

    2021-11-12



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