The mold material properties, types and characteristics are analyzed for a reasonable choice to improve lock sheet metal die life and reduce costs.
分析模具材料性能、种类及特性，从而合理选择模具材料，提高锁具钣金模具寿命，降低成本。
The mold material properties, types and characteristics are analyzed for a reasonable choice to improve lock sheet metal die life and reduce costs.
分析模具材料性能、种类及特性，从而合理选择模具材料，提高锁具钣金模具寿命，降低成本。
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