Thursday, October 10, 2013

A Brief Guide to Controlling Burrs


Everyone in the manufacturing industry knows that burrs are unavoidable. Whether you're cutting, milling, grinding, turning, engraving, or drilling, it's inevitable that there are going to be some unwanted burrs left over on the workpieces once they've gone through the process. Burrs are just a part of the business, and taking care of them is where a good deburring solution comes in.

But there are ways to handle burrs that'll help keep them under control even before the deburring process begins. A thorough knowledge of the material that you're working with can help reduce or eliminate burrs, as can proper edge prep on tools and making sure that your feed rate is appropriate for the process that you're undertaking. Deburring costs make up a significant portion of manufacturing costs worldwide, and as a safety inspector, I've seen a lot of manufacturing operations that could have reduced the number of burrs they were generating with only a few small adjustments that would have saved them a lot of time and money in the long run.


CART Deburring Machine


The main way to control burrs is to know when, where, and how they're likely to form. Though burrs may be created where the tool enters the piece, a burr is most likely to form where the tool exits the part, especially if the part is made from ductile material.

There are a variety of different types of burrs that occur in different situations, such as Poisson burrs, rollover burrs, and breakout burrs. Burrs can occur because of cutting or machining, because of lateral flow, bending, or tearing of the material, as well as from solidification or redeposition, though the kind of burr that most people think of typically results from incomplete cutting. A thorough knowledge of the different kinds of burrs and what causes them can help to reduce or eliminate them in your production.


Portable Deburring Machines


A good way to reduce the burrs in a finished workpiece is to plan the machining steps in such a way as to minimize burrs. Burrs that are produced by one cut or process may be eliminated by a later one. You can also try to ensure that the burrs that are left when the piece is done are left in places where they are more easily removed, which will save time and money on deburring when the time comes.

Not all burrs can be avoided. They're just a fact of manufacturing life, and some of them are going to show up no matter what you do. That's where a good deburring solution comes in. Cleveland Deburring Machine Company (CDMC) are leaders in providing deburring solutions for the manufacturing industry. They have a variety of ready-made deburring systems available, and also do custom work for clients with specialized deburring needs. Part of controlling burrs is having the right deburring solutions for your business, and there's no one better to help you find it than CDMC!

Check-out CDMC/OLS Model 5000 Gear Deburring:









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