Choosing The Best Chamfer Cutter Tip Geometry

A chamfer cutter, or even a chamfer mill, can be found at any machine shop, assembly floor, or hobbyist’s garage. These cutters are quite obvious tools which might be employed for chamfering or beveling any part in the wide variety of materials. Many reasons exist to chamfer a part, starting from fluid flow and safety, to part aesthetics.


Due to the diversity of needs, tooling manufacturers offer a number of angles and sizes of chamfer cutters, and also different types of chamfer cutter tip geometries. Harvey Tool, as an illustration, offers 21 different angles per side, including 15° to 80°, flute counts of two in order to six, and shank diameters starting at 1/8” around One inch.

After finding a tool with all the exact angle they’re looking for, an individual may have to pick a certain chamfer cutter tip that could are perfect for their operation. Common types of chamfer cutter tips include pointed, flat end, and end cutting. The subsequent three forms of chamfer cutter tip styles, made available from Harvey Tool, each serve a unique purpose.

Three Kinds of Harvey Tool Chamfer Cutters

Type I: Pointed
This form of chamfer cutter may be the only Harvey Tool option that comes to some sharp point. The pointed tip permits the cutter to perform in smaller grooves, slots, and holes, when compared with the other two types. This style also permits easier programming and touch-offs, considering that the point can be easily located. It’s because of its tip that this version of the cutter has the longest length of cut (with all the tool coming to a finished point), when compared to flat end from the other kinds of chamfer cutters. Just a couple of flute option, this can be the most straightforward sort of a chamfer cutter provided by Harvey Tool.

Type II: Flat End, Non-End Cutting
Type II chamfer cutters are incredibly exactly like the type I style, but feature a finish that’s ground as a result of a flat, non-cutting tip. This flat “tip” removes the pointed the main chamfer, which is weakest area of the tool. For that reason change in tool geometry, it emerges one more measurement for the way for a long time the tool would be when it came to an area. This measurement is termed “distance to theoretical sharp corner,” which helps together with the programming from the tool. The main benefit of the flat end in the cutter now permits multiple flutes to exist on the tapered profile in the chamfer cutter. With increased flutes, this chamfer has improved tool life and finished. The flat, non-end cutting tip flat does limit its used in narrow slots, but an additional benefit is a lower profile angle with better angular velocity with the tip.

Type III: Flat End, End Cutting
Type III chamfer cutters are a better plus much more advanced type of the sort II style. The type III has a flat end tip with 2 flutes meeting in the center, developing a center cutting-capable form of the type II cutter. The center cutting geometry with this cutter assists you to cut having its flat tip. This cutting permits the chamfer cutter to lightly reduce the top of a part on the bottom than it, instead of leave material behind when cutting a chamfer. There are several situations where blending of an tapered wall and floor is required, and this is where these chamfer cutters shine. The end diameter is additionally held to some tight tolerance, which significantly helps with programing it.

To summarize, there might be many suitable cutters to get a single job, and you will find many questions you have to ask before picking your ideal tool. Selecting the most appropriate angle is dependant on making sure that the angle around the chamfer cutter matches the angle about the part. One needs to be aware of the way the angles are called out, at the same time. Will be the angle an “included angle” or “angle per side?” Is the angle cancelled from the vertical or horizontal? Next, the larger the shank diameter, the stronger the chamfer and also the longer the length of cut, however, interference with walls or fixtures must be considered. Flute count relies on material and handle. Softer materials usually want less flutes for better chip evacuation, while more flutes will be finish. After addressing all these considerations, the correct style of chamfer to your job needs to be abundantly clear.
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