Making hard molds is a common manufacturing process that has many advantages, especially in terms of product accuracy. First of all, making a hard mold can ensure the accuracy of the size and shape of the product. Hard molds are usually made of high-strength metal materials that can withstand high temperature and high pressure processing conditions, so it is guaranteed that the product will not be deformed or distorted during production. This high-precision manufacturing process ensures the quality and performance of the product. Secondly, making a hard mold can also improve the surface quality of the product. Hard molds usually have smooth surfaces that can produce fine textures and details in the product manufacturing process. This fine surface treatment can improve the appearance and touch of the product, increasing the value and appeal of the product. In addition, the production of hard molds also has the advantages of high efficiency and long life. The hard mol…