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现在机器制造业热处理齿轮在不断增加。莫斯科工具厂(МИ3)生产硬质合金滚刀,用于精加工和半精加工硬度为HRC60—63的齿轮,采用这种滚刀可完全代替磨齿或代替粗磨齿。
Heat treatment gears are now on the rise in the machine building industry. The Moscow Tool Works (МИ3) manufactures carbide hobs for finishing and semi-finishing gears with a HRC 60-63 hardness that can be used instead of or in lieu of coarse grinding teeth.