Can carbide grooving inserts be used in precision machining

Cermet inserts are Tungsten Steel Inserts an important component of cutting tools. They are made of a mixture of ceramic and metallic materials, which makes them durable. However, cermet inserts can wear out over time. It’s essential to replace them when necessary to avoid damaging the cutting tool. In this article, we will discuss the signs that a cermet insert needs to be replaced.

1. Chipping or cracking

One of the most noticeable signs that a cermet insert needs to be replaced is chipping or cracking. If the edges of the insert look worn out, it’s an indication that it’s time for a replacement. Chipped or cracked cermet inserts can affect the precision of the cutting tool. Continuing to use a damaged cermet insert results in an unsatisfactory result.

2. Blunt or dull edges

An essential feature of cermet inserts is their sharp edges, which help to make precise cuts. If the Surface Milling Inserts edges of the insert appear blunt or dull, it’s a sign that it needs to be replaced. Blunt edges affect the quality of the cut and may cause damage to the machine.

3. Friction marks

Friction marks are often seen when the cermet insert has melted. During the cutting operation, the insert becomes hot, and friction marks are a sign that the insert has deteriorated. If the cermet insert is continually getting too hot to the point that it melts, it’s time for a replacement. The melted cermet insert can also affect the quality of the workpiece and cause damage to the cutting tool.

4. Poor surface finish

If the quality of the surface finish of the workpiece declines, it’s an indication that the cermet insert needs replacement. The cutting tool’s success is measured by the sharpness of the cermet insert. A dull or worn-out cermet insert results in a poor surface finish. Replacing the cermet insert is necessary to restore the precision of the cutting tool.

5. Reduced cutting speed

If the cutting speed decreases, it could be an indication of a damaged cermet insert. The cermet insert needs to be sharp to cut accurately at a high speed. If the speed slows down, it’s a sign that the insert needs to be replaced to restore the accurate cutting speed.

Conclusion

Cermet inserts are durable, but with time, they can wear out. As we’ve seen, there are specific signs that indicate that a cermet insert needs replacement. Chipping or Cracking, blunt or dull edges, friction marks, poor surface finish, and reduced cutting speed are all indicators that it’s time to replace the cermet insert. Replacing the cermet insert is essential to ensure the cutting tool continues to be accurate and precise in operations.

The Carbide Inserts Website: https://www.kingcarbide.com/pro_cat/carbide-end-mills-for-hardened-material/index.html