Why is my dremel having trouble cutting wood?

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SUMMARY

The discussion centers on the challenges of using a Dremel tool, specifically a cordless model operating at 35,000 RPM, for cutting wood. Users report that the motor often freezes when the saw blade contacts the wood, particularly when cutting dense materials like pegboard or Masonite. Key insights include the importance of applying minimal pressure, maintaining a shallow depth of cut, and the recommendation to use tools with higher torque, such as a RotoZip, for tougher materials. Cleaning the saw blade is also suggested as a potential factor affecting performance.

PREREQUISITES
  • Understanding of Dremel tool specifications, including RPM settings
  • Knowledge of different wood types and their densities, specifically pegboard and Masonite
  • Familiarity with cutting techniques for rotary tools
  • Experience with alternative cutting tools like handsaws and circular saws
NEXT STEPS
  • Research the proper cleaning techniques for Dremel saw blades
  • Learn about the torque characteristics of rotary tools versus traditional saws
  • Explore the use of RotoZip tools for cutting dense materials
  • Investigate optimal cutting speeds for various materials, including wood and plastics
USEFUL FOR

This discussion is beneficial for hobbyists, woodworkers, and DIY enthusiasts who use Dremel tools for cutting tasks, as well as those seeking to improve their cutting techniques and tool performance.

Pengwuino
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Why can't you cut wood...

Ok so i have this dremel... 35000rpm and cordless. I got this mini-saw attachment shown here...

http://www.dremel.com/html/home_fr.html

Now i have this piece of wood and it has holes in it in a neat grid pattern (if anyone knows what kind of wood has that). Its a really light wood and all. The batteries fully charged. Why is it that the stupid thing is just hard as heck to cut. When the saw blade touches the wood, the motor freezes up half the time. I've only used the tool like 1 or 2 times but i never cleaned them. Is the saw not being cleaned causing this? Is there a certain speed i should have the dremel on? (I put it on highest, 35000rpm setting).
 
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Pengwuino said:
Is there a certain speed i should have the dremel on? (I put it on highest, 35000rpm setting).
The whole trick to using a Dremel or similar tool is to apply the least possible pressure on the target. Restrict your depth of cut to a few thousandths of an inch and take your time. I used the K7 blades in my locksmith job, and they'll eat through armour plate steel as if it wasn't there, as long as you don't rush it. Those tools have no torque at all, so they don't work if you let them slow down. The only exception that I know of is when sanding (those little drums have to go 10,000rpm or less, else they burn the wood), or when working with some plastics that melt.
 
The pegboard you are trying to cut is a compressed wood product bound with glues or resins, sometimes sold under the name Masonite. It is very dense and, as you said, hard to cut, especially with something like a dremel. If you have a handsaw or fine-tooth circular saw, you'd be better off, there's more torque/inertia involved with these. Just don't spin/push the blade too quickly, the wood will burn and scorch readily. Like Danger said, go slow.
 
Or do what I did, get a rotozip, a lot more torque for the buck! Tho I still use the dremel for fine detail work.
 

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