Sand casting parts: a traditional treasure from the perspective of cutting-edge science and technology In today’s highly digital and intelligent modern manufacturing ecosystem, sand casting, as a classic process with a long history, is experiencing the deep empowerment and remolding of scientific and technological strength, continuously shining with the light of wisdom, and taking on the key mission of concretizing cutting-edge design concepts into physical industrial products. First, the technological essence of sand casting Sand casting, explained from the perspective of basic scientific principles, is a compound mold framework constructed by mixing sand particles and binder in a specific ratio, which realizes the hot working process paradigm of precise transformation