The steel dies with high dimensional accuracy, low surface roughness and long service life have been quickly produced by using prototyping resin molds as patterns of ceramic investment casting.

直接利用激光快速成型的原型树脂模，结合陶瓷型精密铸造技术，制得了高精度、低表面粗糙度、高使用寿命的钢模具。

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Effect of production process for the steel on property and service life of dies has been studied.

研究了钢的生产工艺对模具性能和使用寿命的影响。

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This article studies the heat-treatment technology of steel 45 rubber forming dies and the influence of the heat-treatment technology on its microstructure and properties.

主要研究了45钢橡胶成型模具的热处理工艺，以及热处理工艺对其组织和性能的影响。

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They were turning to low-cost tool shops in Japan, Korea and China for the dies they use to stamp sheet metal into sculptured steel parts for automobiles.

FORBES: A Savior From the East

Engineers designed the dies on paper, and skilled craftsmen used hand-operated machinery to cut the die from a hunk of steel.

FORBES: A Savior From the East