How To Sharpen A Brush Cutter Blade
Hold the blade 45 along with the bench grinder wheel then move it securely. How to Sharpen Brush Cutter Blades.
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The process of blade sharpening is actually a maintenance practice that has to be done routinely.
How to sharpen a brush cutter blade. With repeated use the blade is likely to accumulate a lot of grime and clipped grass on its surface. Use a wire brush to scrub all this debris off before sharpening. And if your off a size preferable larger it shouldnt matter too much.
Leave a blunt cutting edge approximately 116 thick. Holding the blade at a 45-degree angle move the blade lightly against the grinding wheel following the cutting edge of the blade. It is always important to respect the cutting angle and to proceed in small jerks otherwise it will heat up which can cause deformation.
Flip the cutting head over and sharpen the other side in the same. Keep the blade moving in an even motion and keep even pressure to ensure uniform sharpness all around. You can do both the leading and trailing edges too assuming the blade is symetrical.
Itll probably be one of the main 3 - 532 316 732. This will remove all the debris and dirt before sharpening. HOW TO SHARPEN CLEARING SAW BLADE 01.
That way you can just flip it over and have a sharp edge to keep working with. Remove the blade attachment form the cutting head very carefully. Those 3- or 4-knife Husqy blades are DANGEROUS to woody stems up to 15 made of some tough steel such that I had to buy a 4 angle grinder to put an initial edge on them.
How to sharpen the brush cutter blade. Storing it away while wet will result to corrosion and rusting. Use a dry cloth or rag to wipe your brush cutter blade dry.
Draw the file back and forth across the blade three to six times. Brush Cutter Blade Sharpening. Always grind cutting edge so end of blade remains square to cutting edge and not rounded.
If playback doesnt begin shortly try restarting your device. Whetstones medium and fine-grain soaked in water. Do not grind blades to a razor edge.
Both blades should weigh the same after sharpening with not more than 1 12 ozdifference. Do not sharpen back side of blade. Similarly sharp the other side of the blade.
If necessary do not hesitate to remove the small metal balls forming during sharpening. This seems to keep a fairly consistent angle on the teeth. The same as the grinder method take safety precautions remove the blade and prepare the cutting edge clean.
Now pick the metal file and run it back and forth on the cutting edge of the blade. Any blade recommendations that last longer or more cost effective. Lets say you swing the brush cutter 1m sideways in 1 second.
Whether you have a gas operated or manual brush cutter the blade will eventually require sharpening. The process of sharpening tool blades is. Dry and lubricate the blade after cleaning.
Release the blade from the spindle that way and place it on your workbench. By using an angle grinder or a file for metal work only on the upper side. I take the blade off and put it in a vise then rotate it between teeth.
Start the sharpening up near the hub and work all the way to the tip. Make sure that you dry it properly especially if its dripping wet. For mostly smaller-stuff I might use a 20-tooth 10 carbide got a few to use up cant sharpen-no diamond wheel or 11 or 12 Husqvarna steel blades.
Keep rubbing the metal file on the cutting edge until it shines brightly. Rinse the blade thoroughly in soapy water and dry with a clean rag afterward. Flip the blade over and repeat on the other side.
Step 5 Repeat for each tooth on that side of the cutting head. Scrub off the entire blade with a soft wire brush followed by cleaning it with soap water. So as you can see not much of that knife edge actually does any cutting.
The blade should shine brighter like a new blade do not stop until you see the shiny thing. With a 4 edged blade only 25mm of the outer edge cuts and an 8 edged blade only 12mm of the outer edge cut any grass. How to Sharpen Brush Cutter Blades - YouTube.
Sharp it until the cutting edges proper shining Next repeat the process over the other side. Make sure not to round off the corner of the blade. The Honda supplied blade worked excellent for the brush I was clearing and the 2-3 saplings I used it for instead of a chainsaw.
This means that only the outer 5mm of the blades actually cuts new material. I tried one of those 10 four blade cutters but its pretty worthless for what Im doing. Mark the bottom side of the blade for ease of reassembling.
The Stihl tri-blades come that way and Id figure that most other quality ones would too.
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