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热轧花纹板的冷硬铸铁轧辊，是典型的难加工材料，表面密布半圆形槽腔。本文介绍了采用硬质合金成型铣刀进行切削加工的经验。
The chilled cast iron chill cast iron roll is a typical hard-to-machine material with a semi-circular pocket on the surface. This article describes the experience of using carbide carbide milling cutters for machining.