What Makes Silica Sol Investment Casting So Popular Today?

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  • By:Azerbaijani Trade

The silica sol process is an investment casting technique that is highly regarded in the foundry industry. Silica Sol Investment Casting is not only suitable for casting a wide range of materials and alloys, but it also produces castings with higher dimensional accuracy and surface quality than other casting methods. Investment casting can produce complex, high-temperature-resistant, and difficult-to-machine castings. Investment casting is based on the ancient wax casting technique.

The contemporary investment casting technique was practically used in industrial production in the 1940s. At that time, the creation of heat-resistant alloy parts with intricate designs, exact measurements, and smooth surfaces was necessary for the development of aviation jet engines, including blades, impellers, and nozzles. Investment casting has so been encouraged by the growth of the aircraft industry. In China's industrial manufacturing in the 1950s and 1960s, investment casting was utilized.

The major benefit of investment casting is that it can reduce processing effort because of the high dimensional accuracy and excellent surface quality. Just a small amount of processing is required for parts with high specifications, and some castings can even be utilized without processing. Clearly, the investment casting technique can reduce the need for numerous machine equipment, processing time, and metal raw materials. The ability to create complicated castings of different alloys, particularly superalloy castings, is another benefit of the investment casting technique. For instance, it is challenging to machine a jet engine blade with its streamlined design and cooling cavity. In addition to enabling mass manufacturing and guaranteeing the consistency of the castings, investment casting also helps to prevent stress buildup along any remaining knife lines after processing. That's why Silica Sol Investment Casting is so popular today.

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