What breakthroughs are being made in the research and development of precision castings?

Investment casting is an important manufacturing technology with a wide range of applications in many fields. In recent years, with the advancement of science and technology and the innovation of manufacturing technology, the research and development of precision castings have also made major breakthroughs. This article will introduce the main breakthroughs in the research and development of investment castings in recent years from the aspects of materials, processes, equipment and applications.

First of all, in terms of materials, the application of new materials has brought great opportunities for the research and development of precision castings. Metal honeycomb materials are one of the hotspots of research in recent years. Metal honeycomb materials have the advantages of light weight, high strength, high temperature resistance, good vibration reduction and sound insulation performance, and have broad application prospects in the fields of aerospace, automobile manufacturing and construction. The preparation methods of metal honeycomb materials include powder metallurgy, sol-gel method and embossing method, etc. The emergence of these new materials has further improved the performance of precision castings.

Secondly, the breakthrough in technology is one of the important directions for the research and development of precision castings. Airgel injection molding technology is a major breakthrough in the field of precision casting manufacturing. The technology takes advantage of the high porosity and low density properties of aerogels, enabling accurate replication of parts with complex geometries. In addition, this technology can also realize the multi-layer loose structure of the material, so that the precision casting has better mechanical properties and thermal conductivity.

Again, breakthroughs in equipment also provide strong support for the research and development of precision castings. Mold technology is an integral part of the manufacture of precision castings. In recent years, with the advancement of CNC machining technology and the improvement of equipment manufacturing technology, the manufacturing level of modern molds has been significantly improved. The accuracy and stability of the mold are controlled, which greatly improves the manufacturing efficiency and quality of precision castings.

The application fields of investment castings are also expanding. Traditional fields of application include industries such as aerospace, automotive and machine building. In recent years, the application of precision castings in the field of new energy has also received attention. For example, investment castings are used in the manufacture of solar panels for energy conversion. In addition, investment castings are also widely used in the fields of instruments, electronic equipment and optical instruments.