Corner rounding isn’t just a finishing step

2026-04-23

Nine9 corner rounding cutter isn’t just a finishing step

In aerospace machining, corner rounding isn’t just a finishing step—it’s a safety requirement.

Sharp corners create stress concentration points that shorten fatigue life and increase crack risk—especially in demanding materials like titanium and aerospace-grade aluminum. That’s why aerospace components specify precise corner radii to distribute stress and meet strict standards.

Let’s take a look Nine9 Corner Rounding tools

✔ Standard radius range from R0.5–R10.0 mm, 1/64-3/8 inch
✔ Indexable type for quick changes
✔ Reduced setup time and simplified inventory
✔ Very small X offset, good for contour chamfering
✔ Carbide insert for long tool life
✔ DLC coating NC9036 grade good for titanium and non-ferrous material

In high-value aerospace parts, even small deviations can lead to costly rework. Reliable radius control makes a real difference in productivity and part quality.

Sometimes, the smallest radius makes the biggest difference.

►► Learn more:
https://nine9.jic-tools.com.tw/corner-rounding.htm

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