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Another notable trend in car body stamping is the integration of lightweight materials. As fuel efficiency becomes a primary concern for both manufacturers and consumers, the industry has begun to favor materials like high-strength steel and aluminum alloys. Stamping processes have evolved to accommodate these materials, ensuring that manufacturers can produce lightweight, yet durable, vehicle bodies without compromising on safety.

Any setting or unreasonable operation of any link will change the shrinkage rate of the casting, resulting in The dimensional accuracy of castings deviates from the requirements. The following are the factors that can cause defects in the dimensional accuracy of precision castings: