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。

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.

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讨论了快速原型到金属模具的转换技术。

This paper is focused on the technique of converting rapid prototyping to metal dies.

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快速模具（室温硫化或硅胶成型）已被使用很多年用以缩小原型和产品的差距。

People have been using RTV molding (room temperature vulcanization or silicone rubber molding) for years to fill the void between prototype and production.

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