Bandsaw blades will break if you force timber into it, apply too much or too little tension, you use the wrong type of blade for the cut, the blade tooth pitch is incorrect, the blade is installed incorrectly, the thrust bearings are not adjusted, the blade is blunt, the blade has a faulty weld, you are cutting too tight a curve or you are not using the correct run in sequence. If you have gone through all of these items to see why your blade has broken and you are still not sure, it is possible you have a faulty blade or faulty weld on the blade. I hope this article was helpful in explaining the most common reasons why your bandsaw blade keeps breaking.
Anyone of the above reasons are a good, well rounded, general guidelines to follow, not only with bandsaw blades but any blade in general if you think about it. Buy a quality bandsaw blade from a reputable company. You will be on your way to finishing your projects, however if this doesn’t sound like your situation, then I encourage you to read on and perhaps discover some more reasons your bandsaw blade is always breaking.
If your band saw blade is undergoing weld breakage when you use it, there may be a number of reasons things have gone wrong. Even though many of the problems are unique, keep listening to learn about the most common problems with band saw blades. Although many cases are unique, the following list of problems are the most common reason for bandsaw blades breaking at the weld.
All band saw blades, regardless of the manufacturer, need to be “Broken in”. Breaking in a band saw blade wears off this ultra sharp edge and allows the blade to retain its cutting ability longer. Refer to this checklist of bandsaw blade problems and causes if you have any problems with your band saw blade’s operation.
The band saw blade is prone to breaking prematurely for several reasons. The main reason for band saw blades breaking is incorrect technique or maintenance. It is evident from the myriad of factors that affect band saw blades and cut performance that a band saw is not the ideal tool for a novice to work with.
Especially where bimetal blades are cutting soft materials such as aluminium, it is often the case that by the time the blade snaps, the teeth are still like new but the band is worn out. Some bandsaw models have a relatively short blade length when compared to the width of the blade or cutting capacity. Rarer factors causing bimetal blades to break include blade tension, material clamping and the concentricity of the band wheels.
The most common reason for band saw blade failure is end of life due to wear of the cutting teeth, but also unnatural cutting characteristics, poor cutting surface and band or weld seam breakage. If a band saw blade experiences sudden failure, it is usually due to improper interaction between man, machine, cutting material and band saw blade. The failure of a band saw blade by band breakage is usually due to mechanical damage of the carrier band during the cutting process.
why did my bandsaw blade break Related Question:
What is the most common cause of a ruined band saw blade?
The most common reason for band saw blade failure is end of life due to wear of the cutting teeth, but also unnatural cutting characteristics, poor cutting surface and band or weld seam breakage.
How often do bandsaw blades break?
Some can last under six months, and some can last years! Some of the most important variables to consider are what you are cutting, the condition of the machine and blade, how long you are using the blade, and even how you are feeding the wood through your saw as well.
What should you do if the blade breaks while operating the band saw?
If blade breaks during operation immediately stop the saw, leave the stock where it is, unplug the saw and report the incident to the teacher.
How long should a bandsaw blade last?
On average your bandsaw blade should last 6 months to as long as a few years depending on what your cutting with it. Make sure to match your blade strength and quality to the project and material your cutting.
Why do saws break?
If you saw too fast, the wood might get pushed into the blade too quickly. When this happens, it probably is happening so fast that the sawdust can’t even be removed, which is going to cause a clog, which will cause your blade to break.
Are bandsaw blades worth sharpening?
Since a carbide-tipped bandsaw blade will cost well over $100, spending a third of the cost of the blade (or more) to get it sharp and working like new again can make financial sense. However the majority of bandsaw blades, the Wood Slicer included, are not worth spending money to have sharpened.
Can a saw blade break?
That very sharp edge is easily broken and chipped if not broken in properly. Just like a very sharp pencil, the sharp point can break off when you start using it, leaving an irregular, jagged point that doesn’t write well.
What happens when a band saw breaks?
Band Saw Blade Break-In Procedures Cutting at full rate will cause fracturing of the feather edges, which will lead to premature blade failure. Breaking in a band saw blade wears off this ultra sharp edge and allows the blade to retain its cutting ability longer.
What should you never cut on a bandsaw?
Always adjust the speed of the band saw while the machine is running. Never adjust the speed with the machine turned off. Never cut materials that might be hardened, such as tool steel, files, hardened guideways, stainless steel etc.
How many times can a bandsaw blade be sharpened?
It often makes sense to replace a dull blade with a new one, but you can sometimes get the best value out of merely sharpening an old blade instead of replacing it altogether. You should typically be able to get two to three sharpenings before you need to change your blade completely.
How many times can you sharpen a sawmill blade?
You should be able to sharpen your blade two or three times before needing to replace it, but sometimes breakage happens. Blade breakage can result from a range of situations. Common causes of blade breakage include: Dull teeth.
Can you arc weld a bandsaw blade?
Luckily for you, though – a broken bandsaw blade doesn’t have to be the end of your work. What is this? You can simply weld the bandsaw blade back into shape. Through this article, we’ll explain exactly how you can do that, as well as the importance of doing so when necessary.
Why is a hacksaw blade harder than a wood saw blade?
Due to the different materials that these handheld saws are designed to cut, their blades also differ in thickness. The blade utilized by a hacksaw to cut metal materials and plastic is the thinner blade. The blade used to cut wood on a handsaw is thicker than the blades used on a hacksaw.
Whats the difference between a band saw and a scroll saw?
Now, one of the really big differences is that the scroll saw’s blade moves up and down, whereas the band saw’s blade moves in a continuous downward motion. Band saws also differ in the thickness and size of materials which they can handle.
What causes a handsaw to buckle?
The wood you are sawing is closing the kerf and pinching the blade, Your cut isn’t straight, The set of the saw teeth is not large enough, so the kerf created by the blade isn’t wide enough to allow the saw room to pass without undue friction, or.