Characterization of Tool Wear in High-Speed Milling of Hardened Powder Metallurgical Steels

<table>Variation of the local helix angle <svg height="14.5875" id="M48" style="vertical-align:-3.22282pt" version="1.1" viewbox="0 0 12.9 14.5875" width="12.9" xmlns="http://www.w3.org/2000/svg">
<g transform="matrix(1.25,0,0,-1.25,0,14.5875)">
<g transform="translate(72,-60.33)">
<text transform="matrix(1,0,0,-1,-71.95,63.6)">
<tspan style="font-size: 12.50px; " x="0" y="0">𝜆</tspan>
</text>
<text transform="matrix(1,0,0,-1,-65.19,60.47)">
<tspan style="font-size: 8.75px; " x="0" y="0">𝑙</tspan>
</text>
</g>
</g>
</svg> with the axial immersion angle <svg height="7.0124998" id="M49" style="vertical-align:-0.0pt" version="1.1" viewbox="0 0 9.4125004 7.0124998" width="9.4125004" xmlns="http://www.w3.org/2000/svg">
<g transform="matrix(1.25,0,0,-1.25,0,7.0125)">
<g transform="translate(72,-66.39)">
<text transform="matrix(1,0,0,-1,-71.95,66.44)">
<tspan style="font-size: 12.50px; " x="0" y="0">𝜅</tspan>
</text>
</g>
</g>
</svg>.</table>

Advances in Tribology

fig4

Figure 4

Figure 4: Characterization of Tool Wear in High-Speed Milling of Hardened Powder Metallurgical Steels 