试验结果表明：涂层刀片干铣削高强度钢的加工性能优异，工件加工表面质量达到半精磨水平。
The advantages of coated cemented carbide tool in dry milling of high-strength steel are demonstrated, and the workpiece surface roughness reaches the level of semi-finishing grinding.
此处显示的是一个快速更换刀具系统，它建立在一个标准的方形支柱车床刀架(右)上，还显示了一个PCBN涂层刀片的横截面(左)。
Shown here are a quick-change tooling system based on a standard square-shank lathe toolholder (right), as well as a cross-section of a coated PCBN insert (left).
经现场使用试验证明，本研究所制备的具有梯度结构的硬质合金顶锤、涂层刀片以及硬质合金钻齿的使用性能均明显优于常规均匀结构的硬质合金。
Practical tests show that the performance of cemented carbide anvils, coated blade and drill bits with graded structure developed in this dissertation are superior to those with regular structure.
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