Parting tool inserts are commonly used in metalworking to cut materials along a specific axis. Over time, the inserts can develop wear patterns that are indicative of how the tool is used and how well it is performing. Understanding the common wear patterns observed in parting tool inserts can help operators identify issues early on and take necessary action to prevent further damage to the tool.
One common wear pattern in parting tool inserts is flank wear. This occurs along the cutting edge of the insert and is typically caused by abrasive wear from the material being cut. As the insert wears, the cutting edge becomes rounded and less effective at cutting, leading to poor surface finish and increased tool wear. It is important to regularly inspect inserts for flank wear and replace them as needed to maintain cutting efficiency.
Another wear pattern to look out for is crater wear. This type of wear occurs on the rake face of the insert and is often caused by high temperatures generated during cutting. Crater wear can lead to a decrease in tool life and poor chip evacuation. To prevent crater wear, operators can use cutting fluids or coatings to reduce heat generation and prolong tool life.
Chipping is also a common wear pattern observed in parting tool inserts. Chipping can occur on the cutting edge or the corners of the insert and is usually caused by excessive cutting forces or improper machining parameters. To prevent chipping, operators should optimize cutting parameters, such as cutting speed and feed rate, and use TNGG Insert proper tool geometry to reduce cutting forces.
Lastly, built-up edge (BUE) is another wear pattern to be aware of in parting tool inserts. BUE occurs when material from the workpiece adheres to the rake Carbide Inserts face of the insert, causing poor chip evacuation and decreased cutting efficiency. To prevent BUE, operators should use cutting fluids to minimize friction and adhesion between the tool and the workpiece.
In conclusion, understanding the common wear patterns observed in parting tool inserts is crucial for maintaining cutting efficiency and prolonging tool life. By regularly inspecting inserts for flank wear, crater wear, chipping, and built-up edge, operators can take proactive measures to prevent further damage and ensure optimal performance of their parting tools.
The Carbide Inserts Blog: http://arthuredwi.mee.nu/