The present invention relates to a coated cutting tool comprising a substrate and a coating, said coating comprising at least one κ-Al 2 O 3 layer having a thickness of 1 to 20 μm deposited by chemical vapor deposition (CVD) , A χ-scan of -80 ° to 80 ° with respect to the (006) reflection of the κ-Al 2 O 3 layer represents the strongest peak centered at 0 ° and the FWHM of the peak is 25 °.
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机译：具有涂层的切削刀具技术领域本发明涉及一种包括基底和涂层的涂层切削刀具，所述涂层包括至少一个厚度为1至20的κ-Al 2 O 3 层通过化学气相沉积（CVD）沉积的μm，相对于κ-Al 2 O 3 层代表以0°为中心的最强峰，并且该峰的FWHM <25°。
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