Home made table saw

Archived from the Tools In Action forum (Pub Talk). This thread is read-only.

howardMember since Jun 2012

I have decided to make a table saw, im going to use an old circular saw 1200w and i have a spare 300mm mitre saw blade does any one know if there is enough power to run the blade without burning out the motor?

wayneburgessMember since May 2012

Hi Howard,

I would think the saw should cut exactly the same timber as it did before.

Just be careful though pal I have seen some very dangerous looking efforts on the Internet with switches taped in the on position and all kinds of crazy stuff.

I would always recommend buying one that is made for the job.They are rated properly and the switch on a factory built is in a safe position.They also have the guards to prevent injury.

If it is a cost issue take a look at some of the great used tools out there. ๐Ÿ™‚

howardMember since Jun 2012

Thanks for that Wayne – I will be taking safety seriously as I require all my digits for other tasks ๐Ÿ™‚ I need a bespoke table because my work space is pretty compact also I quite enjoy making my own stuff. Thanks again

PutnamEcoMember since Mar 2012

It would depend a lot on what your cutting. 300mm seems like a lot of blade for a small circular saw motor to be spinning. If your just using it for light cutting in soft wood you may not have any problems, If your taking deep cuts in hard woods I can’t see that saw lasting very long, especially if your going to do any production type work.

I’m wondering what your motivation for doing this is. I have seen far more scary unsafe set ups of this type than well made rigs. Table saws are one of the easier tools to get a serious injury from, and could be made even more dangerous with some poor design thrown into the mix.

wayneburgessMember since May 2012

No Worries Howard, I have to go down the safety route. I get what you mean but you also get why I had to mention it. ๐Ÿ™‚

PutnamEcoMember since Mar 2012

howard wrote:

Thanks for that Wayne – I will be taking safety seriously as I require all my digits for other tasks ๐Ÿ™‚ I need a bespoke table because my work space is pretty compact also I quite enjoy making my own stuff. Thanks again

Hate it when OP replies, before I finish my reply, answering what I’m wondering about. LOL

You could build a jobsite tablesaw into a workbench. This is a pretty common space saving concept that I have seen done;

Most of the people that I know, that are really short on space. have switched over to using track saws.

One Idea that I liked that was thinking outside the box was Dino Makropoulos upsidedown rig

http://www.youtube.com/watch?v=9JBr_q9KT7E

wayneburgessMember since May 2012

Dewalt or Makita flip over saw would be my solution.Safe and just about as compact as it gets. ๐Ÿ™‚

PutnamEcoMember since Mar 2012

I would be thinking Festool CMS

wayneburgessMember since May 2012

PutnamEco wrote:

I would be thinking Festool CMS

Then will you adopt me you must be loaded? LOL ๐Ÿ˜€

Conductor562Member since Nov 2011

Personally I would just buy a table saw, but if you insist on making one then I would have to believe that the motors of a table saw, miter saw, and circular saw would be pretty much the same. They would all be 15 Amp motors and spin the blade at around the same RPM range. When you compare the physical motor size of a circular saw and a miter saw they’re pretty much the same.

Conductor562Member since Nov 2011

After a bit of research I can tell you this. The Milwaukee 6390 7 1/4″ and the 6470 10 1/4″ circular saws both use the same 15 Amp motor which Milwaukee rates at 3.0 HP. The Milwaukee 6950 12″ Compound miter uses a 15 Amp 3.3 HP motor. So, the circular saw motor should be sufficient for a 10″ blade, but may be a tad under powered for a 12″ blade if you base it on what the manufactures use to power them.

PutnamEcoMember since Mar 2012

Conductor562 wrote:

After a bit of research I can tell you this. The Milwaukee 6390 7 1/4″ and the 6470 10 1/4″ circular saws both use the same 15 Amp motor which Milwaukee rates at 3.0 HP. The Milwaukee 6950 12″ Compound miter uses a 15 Amp 3.3 HP motor. So, the circular saw motor should be sufficient for a 10″ blade, but may be a tad under powered for a 12″ blade if you base it on what the manufactures use to power them.

1200 watts is about a 10 Amps

wayneburgessMember since May 2012

Over in the U.K it is only 5 amps because we are on 240v supply

Conductor562Member since Nov 2011

I’d definitely find a 15 Amp motor to use.

Eric – TIAMember since Jan 2010

15 Amp motor is nice. Just check all your digits before you cut, that way your not looking for them in the saw dust afterwards

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Hit record. We’ll handle the rest.

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