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对真空膏剂渗硼工艺进行了研究，探讨了渗硼温度与时间对渗层厚度、显微组织的影响，并将这一工艺用于硬质合金拉丝模的表面强化，取得了显著效果。
The boronization process of vacuum paste was studied, and the influence of boronizing temperature and time on the thickness and microstructure of the coating was discussed. And this process was applied to the surface strengthening of the hard alloy drawing die, and achieved remarkable results.